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@juan-rosero
Created April 1, 2020 02:51
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Awesome Prometheus Alerts
groups:
- name: Prometheus self-monitoring
rules:
# A Prometheus job has disappeared
- alert: PrometheusJobMissing
expr: absent(up{job="my-job"})
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus job missing (instance {{ $labels.instance }})"
description: "A Prometheus job has disappeared\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A Prometheus target has disappeared. An exporter might be crashed
- alert: PrometheusTargetMissing
expr: up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus target missing (instance {{ $labels.instance }})"
description: "A Prometheus target has disappeared. An exporter might be crashed.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A Prometheus job does not have living target anymore.
- alert: PrometheusAllTargetsMissing
expr: count by (job) (up) == 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus all targets missing (instance {{ $labels.instance }})"
description: "A Prometheus job does not have living target anymore.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus configuration reload error
- alert: PrometheusConfigurationReloadFailure
expr: prometheus_config_last_reload_successful != 1
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus configuration reload failure (instance {{ $labels.instance }})"
description: "Prometheus configuration reload error\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus has restarted more than twice in the last 15 minutes. It might be crashlooping.
- alert: PrometheusTooManyRestarts
expr: changes(process_start_time_seconds{job=~"prometheus|pushgateway|alertmanager"}[15m]) > 2
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus too many restarts (instance {{ $labels.instance }})"
description: "Prometheus has restarted more than twice in the last 15 minutes. It might be crashlooping.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# AlertManager configuration reload error
- alert: PrometheusAlertmanagerConfigurationReloadFailure
expr: alertmanager_config_last_reload_successful != 1
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus AlertManager configuration reload failure (instance {{ $labels.instance }})"
description: "AlertManager configuration reload error\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Configurations of AlertManager cluster instances are out of sync
- alert: PrometheusAlertmanagerConfigNotSynced
expr: count(count_values("config_hash", alertmanager_config_hash)) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus AlertManager config not synced (instance {{ $labels.instance }})"
description: "Configurations of AlertManager cluster instances are out of sync\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus DeadManSwitch is an always-firing alert. It's used as an end-to-end test of Prometheus through the Alertmanager.
- alert: PrometheusAlertmanagerE2eDeadManSwitch
expr: vector(1)
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus AlertManager E2E dead man switch (instance {{ $labels.instance }})"
description: "Prometheus DeadManSwitch is an always-firing alert. It's used as an end-to-end test of Prometheus through the Alertmanager.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus cannot connect the alertmanager
- alert: PrometheusNotConnectedToAlertmanager
expr: prometheus_notifications_alertmanagers_discovered < 1
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus not connected to alertmanager (instance {{ $labels.instance }})"
description: "Prometheus cannot connect the alertmanager\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} rule evaluation failures, leading to potentially ignored alerts.
- alert: PrometheusRuleEvaluationFailures
expr: increase(prometheus_rule_evaluation_failures_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus rule evaluation failures (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} rule evaluation failures, leading to potentially ignored alerts.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} template text expansion failures
- alert: PrometheusTemplateTextExpansionFailures
expr: increase(prometheus_template_text_expansion_failures_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus template text expansion failures (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} template text expansion failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus rule evaluation took more time than the scheduled interval. I indicates a slower storage backend access or too complex query.
- alert: PrometheusRuleEvaluationSlow
expr: prometheus_rule_group_last_duration_seconds > prometheus_rule_group_interval_seconds
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus rule evaluation slow (instance {{ $labels.instance }})"
description: "Prometheus rule evaluation took more time than the scheduled interval. I indicates a slower storage backend access or too complex query.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The Prometheus notification queue has not been empty for 10 minutes
- alert: PrometheusNotificationsBacklog
expr: min_over_time(prometheus_notifications_queue_length[10m]) > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus notifications backlog (instance {{ $labels.instance }})"
description: "The Prometheus notification queue has not been empty for 10 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Alertmanager is failing sending notifications
- alert: PrometheusAlertmanagerNotificationFailing
expr: rate(alertmanager_notifications_failed_total[1m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus AlertManager notification failing (instance {{ $labels.instance }})"
description: "Alertmanager is failing sending notifications\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus has no target in service discovery
- alert: PrometheusTargetEmpty
expr: prometheus_sd_discovered_targets == 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus target empty (instance {{ $labels.instance }})"
description: "Prometheus has no target in service discovery\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus is scraping exporters slowly
- alert: PrometheusTargetScrapingSlow
expr: prometheus_target_interval_length_seconds{quantile="0.9"} > 60
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus target scraping slow (instance {{ $labels.instance }})"
description: "Prometheus is scraping exporters slowly\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus has many scrapes that exceed the sample limit
- alert: PrometheusLargeScrape
expr: increase(prometheus_target_scrapes_exceeded_sample_limit_total[10m]) > 10
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus large scrape (instance {{ $labels.instance }})"
description: "Prometheus has many scrapes that exceed the sample limit\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus has many samples rejected due to duplicate timestamps but different values
- alert: PrometheusTargetScrapeDuplicate
expr: increase(prometheus_target_scrapes_sample_duplicate_timestamp_total[5m]) > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Prometheus target scrape duplicate (instance {{ $labels.instance }})"
description: "Prometheus has many samples rejected due to duplicate timestamps but different values\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} checkpoint creation failures
- alert: PrometheusTsdbCheckpointCreationFailures
expr: increase(prometheus_tsdb_checkpoint_creations_failed_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB checkpoint creation failures (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} checkpoint creation failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} checkpoint deletion failures
- alert: PrometheusTsdbCheckpointDeletionFailures
expr: increase(prometheus_tsdb_checkpoint_deletions_failed_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB checkpoint deletion failures (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} checkpoint deletion failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} TSDB compactions failures
- alert: PrometheusTsdbCompactionsFailed
expr: increase(prometheus_tsdb_compactions_failed_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB compactions failed (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} TSDB compactions failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} TSDB head truncation failures
- alert: PrometheusTsdbHeadTruncationsFailed
expr: increase(prometheus_tsdb_head_truncations_failed_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB head truncations failed (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} TSDB head truncation failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} TSDB reload failures
- alert: PrometheusTsdbReloadFailures
expr: increase(prometheus_tsdb_reloads_failures_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB reload failures (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} TSDB reload failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} TSDB WAL corruptions
- alert: PrometheusTsdbWalCorruptions
expr: increase(prometheus_tsdb_wal_corruptions_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB WAL corruptions (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} TSDB WAL corruptions\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Prometheus encountered {{ $value }} TSDB WAL truncation failures
- alert: PrometheusTsdbWalTruncationsFailed
expr: increase(prometheus_tsdb_wal_truncations_failed_total[3m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Prometheus TSDB WAL truncations failed (instance {{ $labels.instance }})"
description: "Prometheus encountered {{ $value }} TSDB WAL truncation failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Host and hardware
rules:
# Node memory is filling up (< 10% left)
- alert: HostOutOfMemory
expr: node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes * 100 < 10
for: 5m
labels:
severity: warning
annotations:
summary: "Host out of memory (instance {{ $labels.instance }})"
description: "Node memory is filling up (< 10% left)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The node is under heavy memory pressure. High rate of major page faults
- alert: HostMemoryUnderMemoryPressure
expr: rate(node_vmstat_pgmajfault[1m]) > 1000
for: 5m
labels:
severity: warning
annotations:
summary: "Host memory under memory pressure (instance {{ $labels.instance }})"
description: "The node is under heavy memory pressure. High rate of major page faults\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Host network interfaces are probably receiving too much data (> 100 MB/s)
- alert: HostUnusualNetworkThroughputIn
expr: sum by (instance) (irate(node_network_receive_bytes_total[2m])) / 1024 / 1024 > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Host unusual network throughput in (instance {{ $labels.instance }})"
description: "Host network interfaces are probably receiving too much data (> 100 MB/s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Host network interfaces are probably sending too much data (> 100 MB/s)
- alert: HostUnusualNetworkThroughputOut
expr: sum by (instance) (irate(node_network_transmit_bytes_total[2m])) / 1024 / 1024 > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Host unusual network throughput out (instance {{ $labels.instance }})"
description: "Host network interfaces are probably sending too much data (> 100 MB/s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk is probably reading too much data (> 50 MB/s)
- alert: HostUnusualDiskReadRate
expr: sum by (instance) (irate(node_disk_read_bytes_total[2m])) / 1024 / 1024 > 50
for: 5m
labels:
severity: warning
annotations:
summary: "Host unusual disk read rate (instance {{ $labels.instance }})"
description: "Disk is probably reading too much data (> 50 MB/s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk is probably writing too much data (> 50 MB/s)
- alert: HostUnusualDiskWriteRate
expr: sum by (instance) (irate(node_disk_written_bytes_total[2m])) / 1024 / 1024 > 50
for: 5m
labels:
severity: warning
annotations:
summary: "Host unusual disk write rate (instance {{ $labels.instance }})"
description: "Disk is probably writing too much data (> 50 MB/s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk is almost full (< 10% left)
- alert: HostOutOfDiskSpace
expr: (node_filesystem_avail_bytes{mountpoint="/rootfs"} * 100) / node_filesystem_size_bytes{mountpoint="/rootfs"} < 10
for: 5m
labels:
severity: warning
annotations:
summary: "Host out of disk space (instance {{ $labels.instance }})"
description: "Disk is almost full (< 10% left)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk will fill in 4 hours at current write rate
- alert: HostDiskWillFillIn4Hours
expr: predict_linear(node_filesystem_free_bytes{fstype!~"tmpfs"}[1h], 4 * 3600) < 0
for: 5m
labels:
severity: warning
annotations:
summary: "Host disk will fill in 4 hours (instance {{ $labels.instance }})"
description: "Disk will fill in 4 hours at current write rate\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk is almost running out of available inodes (< 10% left)
- alert: HostOutOfInodes
expr: node_filesystem_files_free{mountpoint ="/rootfs"} / node_filesystem_files{mountpoint ="/rootfs"} * 100 < 10
for: 5m
labels:
severity: warning
annotations:
summary: "Host out of inodes (instance {{ $labels.instance }})"
description: "Disk is almost running out of available inodes (< 10% left)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk latency is growing (read operations > 100ms)
- alert: HostUnusualDiskReadLatency
expr: rate(node_disk_read_time_seconds_total[1m]) / rate(node_disk_reads_completed_total[1m]) > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Host unusual disk read latency (instance {{ $labels.instance }})"
description: "Disk latency is growing (read operations > 100ms)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk latency is growing (write operations > 100ms)
- alert: HostUnusualDiskWriteLatency
expr: rate(node_disk_write_time_seconds_total[1m]) / rate(node_disk_writes_completed_total[1m]) > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Host unusual disk write latency (instance {{ $labels.instance }})"
description: "Disk latency is growing (write operations > 100ms)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# CPU load is > 80%
- alert: HostHighCpuLoad
expr: 100 - (avg by(instance) (irate(node_cpu_seconds_total{mode="idle"}[5m])) * 100) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Host high CPU load (instance {{ $labels.instance }})"
description: "CPU load is > 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Context switching is growing on node (> 1000 / s)
# 1000 context switches is an arbitrary number.
# Alert threshold depends on nature of application.
# Please read: https://github.com/samber/awesome-prometheus-alerts/issues/58
- alert: HostContextSwitching
expr: rate(node_context_switches_total[5m]) > 1000
for: 5m
labels:
severity: warning
annotations:
summary: "Host context switching (instance {{ $labels.instance }})"
description: "Context switching is growing on node (> 1000 / s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Swap is filling up (>80%)
- alert: HostSwapIsFillingUp
expr: (1 - (node_memory_SwapFree_bytes / node_memory_SwapTotal_bytes)) * 100 > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Host swap is filling up (instance {{ $labels.instance }})"
description: "Swap is filling up (>80%)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# SystemD service crashed
- alert: HostSystemdServiceCrashed
expr: node_systemd_unit_state{state="failed"} == 1
for: 5m
labels:
severity: warning
annotations:
summary: "Host SystemD service crashed (instance {{ $labels.instance }})"
description: "SystemD service crashed\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Physical hardware component too hot
- alert: HostPhysicalComponentTooHot
expr: node_hwmon_temp_celsius > 75
for: 5m
labels:
severity: warning
annotations:
summary: "Host physical component too hot (instance {{ $labels.instance }})"
description: "Physical hardware component too hot\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Physical node temperature alarm triggered
- alert: HostNodeOvertemperatureAlarm
expr: node_hwmon_temp_alarm == 1
for: 5m
labels:
severity: error
annotations:
summary: "Host node overtemperature alarm (instance {{ $labels.instance }})"
description: "Physical node temperature alarm triggered\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# RAID array {{ $labels.device }} is in degraded state due to one or more disks failures. Number of spare drives is insufficient to fix issue automatically.
- alert: HostRaidArrayGotInactive
expr: node_md_state{state="inactive"} > 0
for: 5m
labels:
severity: error
annotations:
summary: "Host RAID array got inactive (instance {{ $labels.instance }})"
description: "RAID array {{ $labels.device }} is in degraded state due to one or more disks failures. Number of spare drives is insufficient to fix issue automatically.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# At least one device in RAID array on {{ $labels.instance }} failed. Array {{ $labels.md_device }} needs attention and possibly a disk swap
- alert: HostRaidDiskFailure
expr: node_md_disks{state="fail"} > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Host RAID disk failure (instance {{ $labels.instance }})"
description: "At least one device in RAID array on {{ $labels.instance }} failed. Array {{ $labels.md_device }} needs attention and possibly a disk swap\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Different kernel versions are running
- alert: HostKernelVersionDeviations
expr: count(sum(label_replace(node_uname_info, "kernel", "$1", "release", "([0-9]+.[0-9]+.[0-9]+).*")) by (kernel)) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Host kernel version deviations (instance {{ $labels.instance }})"
description: "Different kernel versions are running\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# OOM kill detected
- alert: HostOomKillDetected
expr: increase(node_vmstat_oom_kill[30m]) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Host OOM kill detected (instance {{ $labels.instance }})"
description: "OOM kill detected\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Docker containers
rules:
# A container has disappeared
- alert: ContainerKilled
expr: time() - container_last_seen > 60
for: 5m
labels:
severity: warning
annotations:
summary: "Container killed (instance {{ $labels.instance }})"
description: "A container has disappeared\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Container CPU usage is above 80%
- alert: ContainerCpuUsage
expr: (sum(rate(container_cpu_usage_seconds_total[3m])) BY (instance, name) * 100) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Container CPU usage (instance {{ $labels.instance }})"
description: "Container CPU usage is above 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Container Memory usage is above 80%
- alert: ContainerMemoryUsage
expr: (sum(container_memory_usage_bytes) BY (instance, name) / sum(container_spec_memory_limit_bytes) BY (instance, name) * 100) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Container Memory usage (instance {{ $labels.instance }})"
description: "Container Memory usage is above 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Container Volume usage is above 80%
- alert: ContainerVolumeUsage
expr: (1 - (sum(container_fs_inodes_free) BY (instance) / sum(container_fs_inodes_total) BY (instance)) * 100) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Container Volume usage (instance {{ $labels.instance }})"
description: "Container Volume usage is above 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Container Volume IO usage is above 80%
- alert: ContainerVolumeIoUsage
expr: (sum(container_fs_io_current) BY (instance, name) * 100) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Container Volume IO usage (instance {{ $labels.instance }})"
description: "Container Volume IO usage is above 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Container is being throttled
- alert: ContainerHighThrottleRate
expr: rate(container_cpu_cfs_throttled_seconds_total[3m]) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Container high throttle rate (instance {{ $labels.instance }})"
description: "Container is being throttled\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Blackbox
rules:
# Probe failed
- alert: BlackboxProbeFailed
expr: probe_success == 0
for: 5m
labels:
severity: error
annotations:
summary: "Blackbox probe failed (instance {{ $labels.instance }})"
description: "Probe failed\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Blackbox probe took more than 1s to complete
- alert: BlackboxSlowProbe
expr: avg_over_time(probe_duration_seconds[1m]) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Blackbox slow probe (instance {{ $labels.instance }})"
description: "Blackbox probe took more than 1s to complete\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HTTP status code is not 200-399
- alert: BlackboxProbeHttpFailure
expr: probe_http_status_code <= 199 OR probe_http_status_code >= 400
for: 5m
labels:
severity: error
annotations:
summary: "Blackbox probe HTTP failure (instance {{ $labels.instance }})"
description: "HTTP status code is not 200-399\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# SSL certificate expires in 30 days
- alert: BlackboxSslCertificateWillExpireSoon
expr: probe_ssl_earliest_cert_expiry - time() < 86400 * 30
for: 5m
labels:
severity: warning
annotations:
summary: "Blackbox SSL certificate will expire soon (instance {{ $labels.instance }})"
description: "SSL certificate expires in 30 days\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# SSL certificate expires in 3 days
- alert: BlackboxSslCertificateWillExpireSoon
expr: probe_ssl_earliest_cert_expiry - time() < 86400 * 3
for: 5m
labels:
severity: error
annotations:
summary: "Blackbox SSL certificate will expire soon (instance {{ $labels.instance }})"
description: "SSL certificate expires in 3 days\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# SSL certificate has expired already
- alert: BlackboxSslCertificateExpired
expr: probe_ssl_earliest_cert_expiry - time() <= 0
for: 5m
labels:
severity: error
annotations:
summary: "Blackbox SSL certificate expired (instance {{ $labels.instance }})"
description: "SSL certificate has expired already\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HTTP request took more than 1s
- alert: BlackboxProbeSlowHttp
expr: avg_over_time(probe_http_duration_seconds[1m]) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Blackbox probe slow HTTP (instance {{ $labels.instance }})"
description: "HTTP request took more than 1s\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Blackbox ping took more than 1s
- alert: BlackboxProbeSlowPing
expr: avg_over_time(probe_icmp_duration_seconds[1m]) > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Blackbox probe slow ping (instance {{ $labels.instance }})"
description: "Blackbox ping took more than 1s\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Windows Server
rules:
# Collector {{ $labels.collector }} was not successful
- alert: WindowsServerCollectorError
expr: wmi_exporter_collector_success == 0
for: 5m
labels:
severity: error
annotations:
summary: "Windows Server collector Error (instance {{ $labels.instance }})"
description: "Collector {{ $labels.collector }} was not successful\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Windows Service state is not OK
- alert: WindowsServerServiceStatus
expr: wmi_service_status{status="ok"} != 1
for: 5m
labels:
severity: error
annotations:
summary: "Windows Server service Status (instance {{ $labels.instance }})"
description: "Windows Service state is not OK\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# CPU Usage is more than 80%
- alert: WindowsServerCpuUsage
expr: 100 - (avg by (instance) (rate(wmi_cpu_time_total{mode="idle"}[2m])) * 100) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Windows Server CPU Usage (instance {{ $labels.instance }})"
description: "CPU Usage is more than 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Memory usage is more than 90%
- alert: WindowsServerMemoryUsage
expr: 100 * (wmi_os_physical_memory_free_bytes) / wmi_cs_physical_memory_bytes > 90
for: 5m
labels:
severity: warning
annotations:
summary: "Windows Server memory Usage (instance {{ $labels.instance }})"
description: "Memory usage is more than 90%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Disk usage is more than 80%
- alert: WindowsServerDiskSpaceUsage
expr: 100.0 - 100 * ((wmi_logical_disk_free_bytes{} / 1024 / 1024 ) / (wmi_logical_disk_size_bytes{} / 1024 / 1024)) > 80
for: 5m
labels:
severity: error
annotations:
summary: "Windows Server disk Space Usage (instance {{ $labels.instance }})"
description: "Disk usage is more than 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: MySQL
rules:
# MySQL instance is down on {{ $labels.instance }}
- alert: MysqlDown
expr: mysql_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "MySQL down (instance {{ $labels.instance }})"
description: "MySQL instance is down on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# More than 80% of MySQL connections are in use on {{ $labels.instance }}
- alert: MysqlTooManyConnections
expr: (mysql_global_status_threads_connected / mysql_global_variables_max_connections) * 100 > 80
for: 5m
labels:
severity: warning
annotations:
summary: "MySQL too many connections (instance {{ $labels.instance }})"
description: "More than 80% of MySQL connections are in use on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# More than 60% of MySQL connections are in running state on {{ $labels.instance }}
- alert: MysqlHighThreadsRunning
expr: avg by (instance) (max_over_time(mysql_global_status_threads_running[5m])) / avg by (instance) (mysql_global_variables_max_connections) * 100 > 60
for: 5m
labels:
severity: warning
annotations:
summary: "MySQL high threads running (instance {{ $labels.instance }})"
description: "More than 60% of MySQL connections are in running state on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MySQL Slave IO thread not running on {{ $labels.instance }}
- alert: MysqlSlaveIoThreadNotRunningOn{{$instance.instance}}
expr: mysql_slave_status_master_server_id > 0 and ON (instance) mysql_slave_status_slave_io_running == 0
for: 5m
labels:
severity: error
annotations:
summary: "MySQL Slave IO thread not running on {{ $instance.instance }} (instance {{ $labels.instance }})"
description: "MySQL Slave IO thread not running on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MySQL Slave SQL thread not running on {{ $labels.instance }}
- alert: MysqlSlaveSqlThreadNotRunningOn{{$instance.instance}}
expr: mysql_slave_status_master_server_id > 0 and ON (instance) mysql_slave_status_slave_sql_running == 0
for: 5m
labels:
severity: error
annotations:
summary: "MySQL Slave SQL thread not running on {{ $instance.instance }} (instance {{ $labels.instance }})"
description: "MySQL Slave SQL thread not running on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MysqL replication lag on {{ $labels.instance }}
- alert: MysqlSlaveReplicationLag{{$instance.instance}}
expr: mysql_slave_status_master_server_id > 0 and ON (instance) (mysql_slave_status_seconds_behind_master - mysql_slave_status_sql_delay) > 300
for: 5m
labels:
severity: warning
annotations:
summary: "MySQL Slave replication lag {{ $instance.instance }} (instance {{ $labels.instance }})"
description: "MysqL replication lag on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MySQL server is having some slow queries.
- alert: MysqlSlowQueries
expr: mysql_global_status_slow_queries > 0
for: 5m
labels:
severity: warning
annotations:
summary: "MySQL slow queries (instance {{ $labels.instance }})"
description: "MySQL server is having some slow queries.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MySQL has just been restarted, less than one minute ago on {{ $labels.instance }}.
- alert: MysqlRestarted
expr: mysql_global_status_uptime < 60
for: 5m
labels:
severity: warning
annotations:
summary: "MySQL restarted (instance {{ $labels.instance }})"
description: "MySQL has just been restarted, less than one minute ago on {{ $labels.instance }}.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: PostgreSQL
rules:
# Postgresql instance is down
- alert: PostgresqlDown
expr: pg_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql down (instance {{ $labels.instance }})"
description: "Postgresql instance is down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgresql restarted
- alert: PostgresqlRestarted
expr: time() - pg_postmaster_start_time_seconds < 60
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql restarted (instance {{ $labels.instance }})"
description: "Postgresql restarted\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgresql exporter is showing errors. A query may be buggy in query.yaml
- alert: PostgresqlExporterError
expr: pg_exporter_last_scrape_error > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql exporter error (instance {{ $labels.instance }})"
description: "Postgresql exporter is showing errors. A query may be buggy in query.yaml\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PostgreSQL replication lag is going up (> 10s)
- alert: PostgresqlReplicationLag
expr: (pg_replication_lag > 10 and ON(instance) (pg_replication_is_replica == 1)
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql replication lag (instance {{ $labels.instance }})"
description: "PostgreSQL replication lag is going up (> 10s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Table has not been vaccum for 24 hours
- alert: PostgresqlTableNotVaccumed
expr: time() - pg_stat_user_tables_last_autovacuum > 60 * 60 * 24
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql table not vaccumed (instance {{ $labels.instance }})"
description: "Table has not been vaccum for 24 hours\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Table has not been analyzed for 24 hours
- alert: PostgresqlTableNotAnalyzed
expr: time() - pg_stat_user_tables_last_autoanalyze > 60 * 60 * 24
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql table not analyzed (instance {{ $labels.instance }})"
description: "Table has not been analyzed for 24 hours\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PostgreSQL instance has too many connections
- alert: PostgresqlTooManyConnections
expr: sum by (datname) (pg_stat_activity_count{datname!~"template.*|postgres"}) > pg_settings_max_connections * 0.9
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql too many connections (instance {{ $labels.instance }})"
description: "PostgreSQL instance has too many connections\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PostgreSQL instance should have more connections (> 5)
- alert: PostgresqlNotEnoughConnections
expr: sum by (datname) (pg_stat_activity_count{datname!~"template.*|postgres"}) < 5
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql not enough connections (instance {{ $labels.instance }})"
description: "PostgreSQL instance should have more connections (> 5)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PostgreSQL has dead-locks
- alert: PostgresqlDeadLocks
expr: rate(pg_stat_database_deadlocks{datname!~"template.*|postgres"}[1m]) > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql dead locks (instance {{ $labels.instance }})"
description: "PostgreSQL has dead-locks\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PostgreSQL executes slow queries
- alert: PostgresqlSlowQueries
expr: pg_slow_queries > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql slow queries (instance {{ $labels.instance }})"
description: "PostgreSQL executes slow queries\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ratio of transactions being aborted compared to committed is > 2 %
- alert: PostgresqlHighRollbackRate
expr: rate(pg_stat_database_xact_rollback{datname!~"template.*"}[3m]) / rate(pg_stat_database_xact_commit{datname!~"template.*"}[3m]) > 0.02
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql high rollback rate (instance {{ $labels.instance }})"
description: "Ratio of transactions being aborted compared to committed is > 2 %\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgres seems to be processing very few transactions
- alert: PostgresqlCommitRateLow
expr: rate(pg_stat_database_xact_commit[1m]) < 10
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql commit rate low (instance {{ $labels.instance }})"
description: "Postgres seems to be processing very few transactions\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgresql seems to be consuming transaction IDs very slowly
- alert: PostgresqlLowXidConsumption
expr: rate(pg_txid_current[1m]) < 5
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql low XID consumption (instance {{ $labels.instance }})"
description: "Postgresql seems to be consuming transaction IDs very slowly\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgres seems to be consuming XLOG very slowly
- alert: PostgresqllowXlogConsumption
expr: rate(pg_xlog_position_bytes[1m]) < 100
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresqllow XLOG consumption (instance {{ $labels.instance }})"
description: "Postgres seems to be consuming XLOG very slowly\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# WAL-E replication seems to be stopped
- alert: PostgresqlWaleReplicationStopped
expr: rate(pg_xlog_position_bytes[1m]) == 0
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql WALE replication stopped (instance {{ $labels.instance }})"
description: "WAL-E replication seems to be stopped\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgres transactions showing high rate of statement timeouts
- alert: PostgresqlHighRateStatementTimeout
expr: rate(postgresql_errors_total{type="statement_timeout"}[5m]) > 3
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql high rate statement timeout (instance {{ $labels.instance }})"
description: "Postgres transactions showing high rate of statement timeouts\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgres detected deadlocks
- alert: PostgresqlHighRateDeadlock
expr: rate(postgresql_errors_total{type="deadlock_detected"}[1m]) * 60 > 1
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql high rate deadlock (instance {{ $labels.instance }})"
description: "Postgres detected deadlocks\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgres Replication lag (in bytes) is high
- alert: PostgresqlReplicationLabBytes
expr: (pg_xlog_position_bytes and pg_replication_is_replica == 0) - GROUP_RIGHT(instance) (pg_xlog_position_bytes and pg_replication_is_replica == 1) > 1e+09
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql replication lab bytes (instance {{ $labels.instance }})"
description: "Postgres Replication lag (in bytes) is high\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Unused Replication Slots
- alert: PostgresqlUnusedReplicationSlot
expr: pg_replication_slots_active == 0
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql unused replication slot (instance {{ $labels.instance }})"
description: "Unused Replication Slots\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PostgreSQL dead tuples is too large
- alert: PostgresqlTooManyDeadTuples
expr: ((pg_stat_user_tables_n_dead_tup > 10000) / (pg_stat_user_tables_n_live_tup + pg_stat_user_tables_n_dead_tup)) >= 0.1 unless ON(instance) (pg_replication_is_replica == 1)
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql too many dead tuples (instance {{ $labels.instance }})"
description: "PostgreSQL dead tuples is too large\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Split Brain, too many primary Postgresql databases in read-write mode
- alert: PostgresqlSplitBrain
expr: count(pg_replication_is_replica == 0) != 1
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql split brain (instance {{ $labels.instance }})"
description: "Split Brain, too many primary Postgresql databases in read-write mode\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgresql standby server has been promoted as primary node
- alert: PostgresqlPromotedNode
expr: pg_replication_is_replica and changes(pg_replication_is_replica[1m]) > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql promoted node (instance {{ $labels.instance }})"
description: "Postgresql standby server has been promoted as primary node\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Postgres Database configuration change has occurred
- alert: PostgresqlConfigurationChanged
expr: '{__name__=~"pg_settings_.*"} != ON(__name__) {__name__=~"pg_settings_([^t]|t[^r]|tr[^a]|tra[^n]|tran[^s]|trans[^a]|transa[^c]|transac[^t]|transact[^i]|transacti[^o]|transactio[^n]|transaction[^_]|transaction_[^r]|transaction_r[^e]|transaction_re[^a]|transaction_rea[^d]|transaction_read[^_]|transaction_read_[^o]|transaction_read_o[^n]|transaction_read_on[^l]|transaction_read_onl[^y]).*"} OFFSET 5m'
for: 5m
labels:
severity: warning
annotations:
summary: "Postgresql configuration changed (instance {{ $labels.instance }})"
description: "Postgres Database configuration change has occurred\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Database connections with SSL compression enabled. This may add significant jitter in replication delay. Replicas should turn off SSL compression via `sslcompression=0` in `recovery.conf`.
- alert: PostgresqlSslCompressionActive
expr: sum(pg_stat_ssl_compression) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql SSL compression active (instance {{ $labels.instance }})"
description: "Database connections with SSL compression enabled. This may add significant jitter in replication delay. Replicas should turn off SSL compression via `sslcompression=0` in `recovery.conf`.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many locks acquired on the database. If this alert happens frequently, we may need to increase the postgres setting max_locks_per_transaction.
- alert: PostgresqlTooManyLocksAcquired
expr: ((sum (pg_locks_count)) / (pg_settings_max_locks_per_transaction * pg_settings_max_connections)) > 0.20
for: 5m
labels:
severity: error
annotations:
summary: "Postgresql too many locks acquired (instance {{ $labels.instance }})"
description: "Too many locks acquired on the database. If this alert happens frequently, we may need to increase the postgres setting max_locks_per_transaction.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: PGBouncer
rules:
# PGBouncer pools are filling up
- alert: PgbouncerActiveConnectinos
expr: pgbouncer_pools_server_active_connections > 200
for: 5m
labels:
severity: warning
annotations:
summary: "PGBouncer active connectinos (instance {{ $labels.instance }})"
description: "PGBouncer pools are filling up\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PGBouncer is logging errors. This may be due to a a server restart or an admin typing commands at the pgbouncer console.
- alert: PgbouncerErrors
expr: increase(pgbouncer_errors_count{errmsg!="server conn crashed?"}[5m]) > 10
for: 5m
labels:
severity: warning
annotations:
summary: "PGBouncer errors (instance {{ $labels.instance }})"
description: "PGBouncer is logging errors. This may be due to a a server restart or an admin typing commands at the pgbouncer console.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The number of PGBouncer client connections has reached max_client_conn.
- alert: PgbouncerMaxConnections
expr: rate(pgbouncer_errors_count{errmsg="no more connections allowed (max_client_conn)"}[1m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "PGBouncer max connections (instance {{ $labels.instance }})"
description: "The number of PGBouncer client connections has reached max_client_conn.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Redis
rules:
# Redis instance is down
- alert: RedisDown
expr: redis_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Redis down (instance {{ $labels.instance }})"
description: "Redis instance is down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis cluster has no node marked as master.
- alert: RedisMissingMaster
expr: count(redis_instance_info{role="master"}) == 0
for: 5m
labels:
severity: error
annotations:
summary: "Redis missing master (instance {{ $labels.instance }})"
description: "Redis cluster has no node marked as master.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis cluster has too many nodes marked as master.
- alert: RedisTooManyMasters
expr: count(redis_instance_info{role="master"}) > 1
for: 5m
labels:
severity: error
annotations:
summary: "Redis too many masters (instance {{ $labels.instance }})"
description: "Redis cluster has too many nodes marked as master.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis not replicating for all slaves. Consider reviewing the redis replication status.
- alert: RedisDisconnectedSlaves
expr: count without (instance, job) (redis_connected_slaves) - sum without (instance, job) (redis_connected_slaves) - 1 > 1
for: 5m
labels:
severity: error
annotations:
summary: "Redis disconnected slaves (instance {{ $labels.instance }})"
description: "Redis not replicating for all slaves. Consider reviewing the redis replication status.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis instance lost a slave
- alert: RedisReplicationBroken
expr: delta(redis_connected_slaves[1m]) < 0
for: 5m
labels:
severity: error
annotations:
summary: "Redis replication broken (instance {{ $labels.instance }})"
description: "Redis instance lost a slave\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Changes have been detected in Redis replica connection. This can occur when replica nodes lose connection to the master and reconnect (a.k.a flapping).
- alert: RedisClusterFlapping
expr: changes(redis_connected_slaves[5m]) > 2
for: 5m
labels:
severity: error
annotations:
summary: "Redis cluster flapping (instance {{ $labels.instance }})"
description: "Changes have been detected in Redis replica connection. This can occur when replica nodes lose connection to the master and reconnect (a.k.a flapping).\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis has not been backuped for 24 hours
- alert: RedisMissingBackup
expr: time() - redis_rdb_last_save_timestamp_seconds > 60 * 60 * 24
for: 5m
labels:
severity: error
annotations:
summary: "Redis missing backup (instance {{ $labels.instance }})"
description: "Redis has not been backuped for 24 hours\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis is running out of memory (> 90%)
- alert: RedisOutOfMemory
expr: redis_memory_used_bytes / redis_total_system_memory_bytes * 100 > 90
for: 5m
labels:
severity: warning
annotations:
summary: "Redis out of memory (instance {{ $labels.instance }})"
description: "Redis is running out of memory (> 90%)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis instance has too many connections
- alert: RedisTooManyConnections
expr: redis_connected_clients > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Redis too many connections (instance {{ $labels.instance }})"
description: "Redis instance has too many connections\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Redis instance should have more connections (> 5)
- alert: RedisNotEnoughConnections
expr: redis_connected_clients < 5
for: 5m
labels:
severity: warning
annotations:
summary: "Redis not enough connections (instance {{ $labels.instance }})"
description: "Redis instance should have more connections (> 5)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some connections to Redis has been rejected
- alert: RedisRejectedConnections
expr: increase(redis_rejected_connections_total[1m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Redis rejected connections (instance {{ $labels.instance }})"
description: "Some connections to Redis has been rejected\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: MongoDB
rules:
# Mongodb replication lag is more than 10s
- alert: MongodbReplicationLag
expr: avg(mongodb_replset_member_optime_date{state="PRIMARY"}) - avg(mongodb_replset_member_optime_date{state="SECONDARY"}) > 10
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication lag (instance {{ $labels.instance }})"
description: "Mongodb replication lag is more than 10s\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MongoDB replication headroom is <= 0
- alert: MongodbReplicationHeadroom
expr: (avg(mongodb_replset_oplog_tail_timestamp - mongodb_replset_oplog_head_timestamp) - (avg(mongodb_replset_member_optime_date{state="PRIMARY"}) - avg(mongodb_replset_member_optime_date{state="SECONDARY"}))) <= 0
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication headroom (instance {{ $labels.instance }})"
description: "MongoDB replication headroom is <= 0\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MongoDB Replication set member either perform startup self-checks, or transition from completing a rollback or resync
- alert: MongodbReplicationStatus3
expr: mongodb_replset_member_state == 3
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication Status 3 (instance {{ $labels.instance }})"
description: "MongoDB Replication set member either perform startup self-checks, or transition from completing a rollback or resync\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MongoDB Replication set member as seen from another member of the set, is not yet known
- alert: MongodbReplicationStatus6
expr: mongodb_replset_member_state == 6
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication Status 6 (instance {{ $labels.instance }})"
description: "MongoDB Replication set member as seen from another member of the set, is not yet known\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MongoDB Replication set member as seen from another member of the set, is unreachable
- alert: MongodbReplicationStatus8
expr: mongodb_replset_member_state == 8
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication Status 8 (instance {{ $labels.instance }})"
description: "MongoDB Replication set member as seen from another member of the set, is unreachable\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MongoDB Replication set member is actively performing a rollback. Data is not available for reads
- alert: MongodbReplicationStatus9
expr: mongodb_replset_member_state == 9
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication Status 9 (instance {{ $labels.instance }})"
description: "MongoDB Replication set member is actively performing a rollback. Data is not available for reads\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# MongoDB Replication set member was once in a replica set but was subsequently removed
- alert: MongodbReplicationStatus10
expr: mongodb_replset_member_state == 10
for: 5m
labels:
severity: error
annotations:
summary: "MongoDB replication Status 10 (instance {{ $labels.instance }})"
description: "MongoDB Replication set member was once in a replica set but was subsequently removed\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many cursors opened by MongoDB for clients (> 10k)
- alert: MongodbNumberCursorsOpen
expr: mongodb_metrics_cursor_open{state="total_open"} > 10000
for: 5m
labels:
severity: warning
annotations:
summary: "MongoDB number cursors open (instance {{ $labels.instance }})"
description: "Too many cursors opened by MongoDB for clients (> 10k)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many cursors are timing out
- alert: MongodbCursorsTimeouts
expr: increase(mongodb_metrics_cursor_timed_out_total[10m]) > 100
for: 5m
labels:
severity: warning
annotations:
summary: "MongoDB cursors timeouts (instance {{ $labels.instance }})"
description: "Too many cursors are timing out\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many connections
- alert: MongodbTooManyConnections
expr: mongodb_connections{state="current"} > 500
for: 5m
labels:
severity: warning
annotations:
summary: "MongoDB too many connections (instance {{ $labels.instance }})"
description: "Too many connections\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# High memory usage
- alert: MongodbVirtualMemoryUsage
expr: (sum(mongodb_memory{type="virtual"}) BY (ip) / sum(mongodb_memory{type="mapped"}) BY (ip)) > 3
for: 5m
labels:
severity: warning
annotations:
summary: "MongoDB virtual memory usage (instance {{ $labels.instance }})"
description: "High memory usage\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: RabbitMQ
rules:
# RabbitMQ node down
- alert: RabbitmqDown
expr: rabbitmq_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Rabbitmq down (instance {{ $labels.instance }})"
description: "RabbitMQ node down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Less than 3 nodes running in RabbitMQ cluster
- alert: RabbitmqClusterDown
expr: sum(rabbitmq_running) < 3
for: 5m
labels:
severity: error
annotations:
summary: "Rabbitmq cluster down (instance {{ $labels.instance }})"
description: "Less than 3 nodes running in RabbitMQ cluster\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Cluster partition
- alert: RabbitmqClusterPartition
expr: rabbitmq_partitions > 0
for: 5m
labels:
severity: error
annotations:
summary: "Rabbitmq cluster partition (instance {{ $labels.instance }})"
description: "Cluster partition\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Memory available for RabbmitMQ is low (< 10%)
- alert: RabbitmqOutOfMemory
expr: rabbitmq_node_mem_used / rabbitmq_node_mem_limit * 100 > 90
for: 5m
labels:
severity: warning
annotations:
summary: "Rabbitmq out of memory (instance {{ $labels.instance }})"
description: "Memory available for RabbmitMQ is low (< 10%)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# RabbitMQ instance has too many connections (> 1000)
- alert: RabbitmqTooManyConnections
expr: rabbitmq_connectionsTotal > 1000
for: 5m
labels:
severity: warning
annotations:
summary: "Rabbitmq too many connections (instance {{ $labels.instance }})"
description: "RabbitMQ instance has too many connections (> 1000)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Dead letter queue is filling up (> 10 msgs)
- alert: RabbitmqDeadLetterQueueFillingUp
expr: rabbitmq_queue_messages{queue="my-dead-letter-queue"} > 10
for: 5m
labels:
severity: error
annotations:
summary: "Rabbitmq dead letter queue filling up (instance {{ $labels.instance }})"
description: "Dead letter queue is filling up (> 10 msgs)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Queue is filling up (> 1000 msgs)
- alert: RabbitmqTooManyMessagesInQueue
expr: rabbitmq_queue_messages_ready{queue="my-queue"} > 1000
for: 5m
labels:
severity: warning
annotations:
summary: "Rabbitmq too many messages in queue (instance {{ $labels.instance }})"
description: "Queue is filling up (> 1000 msgs)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Queue messages are consumed slowly (> 60s)
- alert: RabbitmqSlowQueueConsuming
expr: time() - rabbitmq_queue_head_message_timestamp{queue="my-queue"} > 60
for: 5m
labels:
severity: warning
annotations:
summary: "Rabbitmq slow queue consuming (instance {{ $labels.instance }})"
description: "Queue messages are consumed slowly (> 60s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Queue has no consumer
- alert: RabbitmqNoConsumer
expr: rabbitmq_queue_consumers == 0
for: 5m
labels:
severity: error
annotations:
summary: "Rabbitmq no consumer (instance {{ $labels.instance }})"
description: "Queue has no consumer\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Queue should have only 1 consumer
- alert: RabbitmqTooManyConsumers
expr: rabbitmq_queue_consumers > 1
for: 5m
labels:
severity: error
annotations:
summary: "Rabbitmq too many consumers (instance {{ $labels.instance }})"
description: "Queue should have only 1 consumer\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Exchange receive less than 5 msgs per second
- alert: RabbitmqUnactiveExchange
expr: rate(rabbitmq_exchange_messages_published_in_total{exchange="my-exchange"}[1m]) < 5
for: 5m
labels:
severity: warning
annotations:
summary: "Rabbitmq unactive exchange (instance {{ $labels.instance }})"
description: "Exchange receive less than 5 msgs per second\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Elasticsearch
rules:
# The heap usage is over 90% for 5m
- alert: ElasticsearchHeapUsageTooHigh
expr: (elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"}) * 100 > 90
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch Heap Usage Too High (instance {{ $labels.instance }})"
description: "The heap usage is over 90% for 5m\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The heap usage is over 80% for 5m
- alert: ElasticsearchHeapUsageWarning
expr: (elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"}) * 100 > 80
for: 5m
labels:
severity: warning
annotations:
summary: "Elasticsearch Heap Usage warning (instance {{ $labels.instance }})"
description: "The heap usage is over 80% for 5m\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The disk usage is over 80%
- alert: ElasticsearchDiskSpaceLow
expr: elasticsearch_filesystem_data_available_bytes / elasticsearch_filesystem_data_size_bytes * 100 < 20
for: 5m
labels:
severity: warning
annotations:
summary: "Elasticsearch disk space low (instance {{ $labels.instance }})"
description: "The disk usage is over 80%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The disk usage is over 90%
- alert: ElasticsearchDiskOutOfSpace
expr: elasticsearch_filesystem_data_available_bytes / elasticsearch_filesystem_data_size_bytes * 100 < 10
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch disk out of space (instance {{ $labels.instance }})"
description: "The disk usage is over 90%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Elastic Cluster Red status
- alert: ElasticsearchClusterRed
expr: elasticsearch_cluster_health_status{color="red"} == 1
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch Cluster Red (instance {{ $labels.instance }})"
description: "Elastic Cluster Red status\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Elastic Cluster Yellow status
- alert: ElasticsearchClusterYellow
expr: elasticsearch_cluster_health_status{color="yellow"} == 1
for: 5m
labels:
severity: warning
annotations:
summary: "Elasticsearch Cluster Yellow (instance {{ $labels.instance }})"
description: "Elastic Cluster Yellow status\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Number Healthy Nodes less then number_of_nodes
- alert: ElasticsearchHealthyNodes
expr: elasticsearch_cluster_health_number_of_nodes < number_of_nodes
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch Healthy Nodes (instance {{ $labels.instance }})"
description: "Number Healthy Nodes less then number_of_nodes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Number Healthy Data Nodes less then number_of_data_nodes
- alert: ElasticsearchHealthyDataNodes
expr: elasticsearch_cluster_health_number_of_data_nodes < number_of_data_nodes
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch Healthy Data Nodes (instance {{ $labels.instance }})"
description: "Number Healthy Data Nodes less then number_of_data_nodes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Number of relocation shards for 20 min
- alert: ElasticsearchRelocationShards
expr: elasticsearch_cluster_health_relocating_shards > 0
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch relocation shards (instance {{ $labels.instance }})"
description: "Number of relocation shards for 20 min\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Number of initializing shards for 10 min
- alert: ElasticsearchInitializingShards
expr: elasticsearch_cluster_health_initializing_shards > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Elasticsearch initializing shards (instance {{ $labels.instance }})"
description: "Number of initializing shards for 10 min\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Number of unassigned shards for 2 min
- alert: ElasticsearchUnassignedShards
expr: elasticsearch_cluster_health_unassigned_shards > 0
for: 5m
labels:
severity: error
annotations:
summary: "Elasticsearch unassigned shards (instance {{ $labels.instance }})"
description: "Number of unassigned shards for 2 min\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Number of pending tasks for 10 min. Cluster works slowly.
- alert: ElasticsearchPendingTasks
expr: elasticsearch_cluster_health_number_of_pending_tasks > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Elasticsearch pending tasks (instance {{ $labels.instance }})"
description: "Number of pending tasks for 10 min. Cluster works slowly.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# No new documents for 10 min!
- alert: ElasticsearchNoNewDocuments
expr: rate(elasticsearch_indices_docs{es_data_node="true"}[10m]) < 1
for: 5m
labels:
severity: warning
annotations:
summary: "Elasticsearch no new documents (instance {{ $labels.instance }})"
description: "No new documents for 10 min!\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Cassandra
rules:
# Cassandra hints count has changed on {{ $labels.instance }} some nodes may go down
- alert: CassandraHintsCount
expr: changes(cassandra_stats{name="org:apache:cassandra:metrics:storage:totalhints:count"}[1m]) > 3
for: 5m
labels:
severity: error
annotations:
summary: "Cassandra hints count (instance {{ $labels.instance }})"
description: "Cassandra hints count has changed on {{ $labels.instance }} some nodes may go down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Many Cassandra compaction tasks are pending. You might need to increase I/O capacity by adding nodes to the cluster.
- alert: CassandraCompactionTaskPending
expr: avg_over_time(cassandra_stats{name="org:apache:cassandra:metrics:compaction:pendingtasks:value"}[30m]) > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra compaction task pending (instance {{ $labels.instance }})"
description: "Many Cassandra compaction tasks are pending. You might need to increase I/O capacity by adding nodes to the cluster.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# High viewwrite latency on {{ $labels.instance }} cassandra node
- alert: CassandraViewwriteLatency
expr: cassandra_stats{name="org:apache:cassandra:metrics:clientrequest:viewwrite:viewwritelatency:99thpercentile",service="cas"} > 100000
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra viewwrite latency (instance {{ $labels.instance }})"
description: "High viewwrite latency on {{ $labels.instance }} cassandra node\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Increase of Cassandra authentication failures
- alert: CassandraCoolHacker
expr: irate(cassandra_stats{name="org:apache:cassandra:metrics:client:authfailure:count"}[1m]) > 5
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra cool hacker (instance {{ $labels.instance }})"
description: "Increase of Cassandra authentication failures\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Cassandra node down
- alert: CassandraNodeDown
expr: sum(cassandra_stats{name="org:apache:cassandra:net:failuredetector:downendpointcount"}) by (service,group,cluster,env) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Cassandra node down (instance {{ $labels.instance }})"
description: "Cassandra node down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Unexpected number of Cassandra commitlog pending tasks
- alert: CassandraCommitlogPendingTasks
expr: cassandra_stats{name="org:apache:cassandra:metrics:commitlog:pendingtasks:value"} > 15
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra commitlog pending tasks (instance {{ $labels.instance }})"
description: "Unexpected number of Cassandra commitlog pending tasks\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Cassandra compaction executor tasks are blocked
- alert: CassandraCompactionExecutorBlockedTasks
expr: cassandra_stats{name="org:apache:cassandra:metrics:threadpools:internal:compactionexecutor:currentlyblockedtasks:count"} > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra compaction executor blocked tasks (instance {{ $labels.instance }})"
description: "Some Cassandra compaction executor tasks are blocked\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Cassandra flush writer tasks are blocked
- alert: CassandraFlushWriterBlockedTasks
expr: cassandra_stats{name="org:apache:cassandra:metrics:threadpools:internal:memtableflushwriter:currentlyblockedtasks:count"} > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra flush writer blocked tasks (instance {{ $labels.instance }})"
description: "Some Cassandra flush writer tasks are blocked\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Cassandra repair tasks are pending
- alert: CassandraRepairPendingTasks
expr: cassandra_stats{name="org:apache:cassandra:metrics:threadpools:internal:antientropystage:pendingtasks:value"} > 2
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra repair pending tasks (instance {{ $labels.instance }})"
description: "Some Cassandra repair tasks are pending\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Cassandra repair tasks are blocked
- alert: CassandraRepairBlockedTasks
expr: cassandra_stats{name="org:apache:cassandra:metrics:threadpools:internal:antientropystage:currentlyblockedtasks:count"} > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Cassandra repair blocked tasks (instance {{ $labels.instance }})"
description: "Some Cassandra repair tasks are blocked\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some connection between nodes are ending in timeout
- alert: CassandraConnectionTimeoutsTotal
expr: rate(cassandra_stats{name="org:apache:cassandra:metrics:connection:totaltimeouts:count"}[1m]) > 5
for: 5m
labels:
severity: error
annotations:
summary: "Cassandra connection timeouts total (instance {{ $labels.instance }})"
description: "Some connection between nodes are ending in timeout\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Something is going wrong with cassandra storage
- alert: CassandraStorageExceptions
expr: changes(cassandra_stats{name="org:apache:cassandra:metrics:storage:exceptions:count"}[1m]) > 1
for: 5m
labels:
severity: error
annotations:
summary: "Cassandra storage exceptions (instance {{ $labels.instance }})"
description: "Something is going wrong with cassandra storage\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Kafka
rules:
# Kafka topic in-sync partition
- alert: KafkaTopicsReplicas
expr: sum(kafka_topic_partition_in_sync_replica) by (topic) < 3
for: 5m
labels:
severity: error
annotations:
summary: "Kafka topics replicas (instance {{ $labels.instance }})"
description: "Kafka topic in-sync partition\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Kafka consumers group
- alert: KafkaConsumersGroup
expr: sum(kafka_consumergroup_lag) by (consumergroup) > 50
for: 5m
labels:
severity: error
annotations:
summary: "Kafka consumers group (instance {{ $labels.instance }})"
description: "Kafka consumers group\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Nginx
rules:
# Too many HTTP requests with status 4xx (> 5%)
- alert: NginxHighHttp4xxErrorRate
expr: sum(rate(nginx_http_requests_total{status=~"^4.."}[1m])) / sum(rate(nginx_http_requests_total[1m])) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "Nginx high HTTP 4xx error rate (instance {{ $labels.instance }})"
description: "Too many HTTP requests with status 4xx (> 5%)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many HTTP requests with status 5xx (> 5%)
- alert: NginxHighHttp5xxErrorRate
expr: sum(rate(nginx_http_requests_total{status=~"^5.."}[1m])) / sum(rate(nginx_http_requests_total[1m])) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "Nginx high HTTP 5xx error rate (instance {{ $labels.instance }})"
description: "Too many HTTP requests with status 5xx (> 5%)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Nginx p99 latency is higher than 10 seconds
- alert: NginxLatencyHigh
expr: histogram_quantile(0.99, sum(rate(nginx_http_request_duration_seconds_bucket[30m])) by (host, node)) > 10
for: 5m
labels:
severity: warning
annotations:
summary: "Nginx latency high (instance {{ $labels.instance }})"
description: "Nginx p99 latency is higher than 10 seconds\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Apache
rules:
# Apache down
- alert: ApacheDown
expr: apache_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Apache down (instance {{ $labels.instance }})"
description: "Apache down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Apache workers in busy state approach the max workers count 80% workers busy on {{ $labels.instance }}
- alert: ApacheWorkersLoad
expr: (sum by (instance) (apache_workers{state="busy"}) / sum by (instance) (apache_scoreboard) ) * 100 > 80
for: 5m
labels:
severity: error
annotations:
summary: "Apache workers load (instance {{ $labels.instance }})"
description: "Apache workers in busy state approach the max workers count 80% workers busy on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Apache has just been restarted, less than one minute ago.
- alert: ApacheRestart
expr: apache_uptime_seconds_total / 60 < 1
for: 5m
labels:
severity: warning
annotations:
summary: "Apache restart (instance {{ $labels.instance }})"
description: "Apache has just been restarted, less than one minute ago.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: HaProxy
rules:
# HAProxy down
- alert: HaproxyDown
expr: haproxy_up = 0
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy down (instance {{ $labels.instance }})"
description: "HAProxy down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many HTTP requests with status 4xx (> 5%) on backend {{ $labels.fqdn }}/{{ $labels.backend }}
- alert: HaproxyHighHttp4xxErrorRateBackend
expr: sum by (backend) irate(haproxy_server_http_responses_total{code="4xx"}[1m]) / sum by (backend) irate(haproxy_server_http_responses_total{}[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy high HTTP 4xx error rate backend (instance {{ $labels.instance }})"
description: "Too many HTTP requests with status 4xx (> 5%) on backend {{ $labels.fqdn }}/{{ $labels.backend }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many HTTP requests with status 5xx (> 5%) on backend {{ $labels.fqdn }}/{{ $labels.backend }}
- alert: HaproxyHighHttp4xxErrorRateBackend
expr: sum by (backend) irate(haproxy_server_http_responses_total{code="5xx"}[1m]) / sum by (backend) irate(haproxy_server_http_responses_total{}[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy high HTTP 4xx error rate backend (instance {{ $labels.instance }})"
description: "Too many HTTP requests with status 5xx (> 5%) on backend {{ $labels.fqdn }}/{{ $labels.backend }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many HTTP requests with status 4xx (> 5%) on server {{ $labels.server }}
- alert: HaproxyHighHttp4xxErrorRateServer
expr: sum by (server) irate(haproxy_server_http_responses_total{code="4xx"}[1m]) / sum by (backend) irate(haproxy_server_http_responses_total{}[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy high HTTP 4xx error rate server (instance {{ $labels.instance }})"
description: "Too many HTTP requests with status 4xx (> 5%) on server {{ $labels.server }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many HTTP requests with status 5xx (> 5%) on server {{ $labels.server }}
- alert: HaproxyHighHttp5xxErrorRateServer
expr: sum by (server) irate(haproxy_server_http_responses_total{code="5xx"}[1m]) / sum by (backend) irate(haproxy_server_http_responses_total{}[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy high HTTP 5xx error rate server (instance {{ $labels.instance }})"
description: "Too many HTTP requests with status 5xx (> 5%) on server {{ $labels.server }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many connection errors to {{ $labels.fqdn }}/{{ $labels.backend }} backend (> 5%). Request throughput may be to high.
- alert: HaproxyBackendConnectionErrors
expr: sum by (backend) rate(haproxy_backend_connection_errors_total[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy backend connection errors (instance {{ $labels.instance }})"
description: "Too many connection errors to {{ $labels.fqdn }}/{{ $labels.backend }} backend (> 5%). Request throughput may be to high.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many response errors to {{ $labels.server }} server (> 5%).
- alert: HaproxyServerResponseErrors
expr: sum by (server) rate(haproxy_server_response_errors_total[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy server response errors (instance {{ $labels.instance }})"
description: "Too many response errors to {{ $labels.server }} server (> 5%).\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Too many connection errors to {{ $labels.server }} server (> 5%). Request throughput may be to high.
- alert: HaproxyServerConnectionErrors
expr: sum by (server) rate(haproxy_server_connection_errors_total[1m]) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy server connection errors (instance {{ $labels.instance }})"
description: "Too many connection errors to {{ $labels.server }} server (> 5%). Request throughput may be to high.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HAproxy backend {{ $labels.fqdn }}/{{ $labels.backend }} is reaching session limit (> 80%).
- alert: HaproxyBackendMaxActiveSession
expr: avg_over_time((sum by (backend) (haproxy_server_max_sessions) / sum by (backend) (haproxy_server_limit_sessions)) [2m]) * 100 > 80
for: 5m
labels:
severity: warning
annotations:
summary: "HAProxy backend max active session (instance {{ $labels.instance }})"
description: "HAproxy backend {{ $labels.fqdn }}/{{ $labels.backend }} is reaching session limit (> 80%).\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some HAProxy requests are pending on {{ $labels.fqdn }}/{{ $labels.backend }} backend
- alert: HaproxyPendingRequests
expr: sum by (backend) haproxy_backend_current_queue > 0
for: 5m
labels:
severity: warning
annotations:
summary: "HAProxy pending requests (instance {{ $labels.instance }})"
description: "Some HAProxy requests are pending on {{ $labels.fqdn }}/{{ $labels.backend }} backend\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Average request time is increasing
- alert: HaproxyHttpSlowingDown
expr: avg by (backend) (haproxy_backend_http_total_time_average_seconds) > 2
for: 5m
labels:
severity: warning
annotations:
summary: "HAProxy HTTP slowing down (instance {{ $labels.instance }})"
description: "Average request time is increasing\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# High rate of retry on {{ $labels.fqdn }}/{{ $labels.backend }} backend
- alert: HaproxyRetryHigh
expr: rate(sum by (backend) (haproxy_backend_retry_warnings_total)) > 10
for: 5m
labels:
severity: warning
annotations:
summary: "HAProxy retry high (instance {{ $labels.instance }})"
description: "High rate of retry on {{ $labels.fqdn }}/{{ $labels.backend }} backend\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HAProxy backend is down
- alert: HaproxyBackendDown
expr: haproxy_backend_up = 0
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy backend down (instance {{ $labels.instance }})"
description: "HAProxy backend is down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HAProxy server is down
- alert: HaproxyServerDown
expr: haproxy_server_up = 0
for: 5m
labels:
severity: error
annotations:
summary: "HAProxy server down (instance {{ $labels.instance }})"
description: "HAProxy server is down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HAProxy is blocking requests for security reason
- alert: HaproxyFrontendSecurityBlockedRequests
expr: rate(sum by (frontend) (haproxy_frontend_requests_denied_total)) > 10
for: 5m
labels:
severity: warning
annotations:
summary: "HAProxy frontend security blocked requests (instance {{ $labels.instance }})"
description: "HAProxy is blocking requests for security reason\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some server healthcheck are failing on {{ $labels.server }}
- alert: HaproxyServerHealthcheckFailure
expr: increase(haproxy_server_check_failures_total) > 0
for: 5m
labels:
severity: warning
annotations:
summary: "HAProxy server healthcheck failure (instance {{ $labels.instance }})"
description: "Some server healthcheck are failing on {{ $labels.server }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Traefik
rules:
# All Traefik backends are down
- alert: TraefikBackendDown
expr: count(traefik_backend_server_up) by (backend) == 0
for: 5m
labels:
severity: error
annotations:
summary: "Traefik backend down (instance {{ $labels.instance }})"
description: "All Traefik backends are down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Traefik backend 4xx error rate is above 5%
- alert: TraefikHighHttp4xxErrorRateBackend
expr: sum(rate(traefik_backend_requests_total{code=~"4.*"}[3m])) by (backend) / sum(rate(traefik_backend_requests_total[3m])) by (backend) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "Traefik high HTTP 4xx error rate backend (instance {{ $labels.instance }})"
description: "Traefik backend 4xx error rate is above 5%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Traefik backend 5xx error rate is above 5%
- alert: TraefikHighHttp5xxErrorRateBackend
expr: sum(rate(traefik_backend_requests_total{code=~"5.*"}[3m])) by (backend) / sum(rate(traefik_backend_requests_total[3m])) by (backend) * 100 > 5
for: 5m
labels:
severity: error
annotations:
summary: "Traefik high HTTP 5xx error rate backend (instance {{ $labels.instance }})"
description: "Traefik backend 5xx error rate is above 5%\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: JVM
rules:
# JVM memory is filling up (> 80%)
- alert: JvmMemoryFillingUp
expr: jvm_memory_bytes_used / jvm_memory_bytes_max{area="heap"} > 0.8
for: 5m
labels:
severity: warning
annotations:
summary: "JVM memory filling up (instance {{ $labels.instance }})"
description: "JVM memory is filling up (> 80%)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Sidekiq
rules:
# Sidekiq queue {{ $labels.name }} is growing
- alert: SidekiqQueueSize
expr: sidekiq_queue_size{} > 100
for: 5m
labels:
severity: warning
annotations:
summary: "Sidekiq queue size (instance {{ $labels.instance }})"
description: "Sidekiq queue {{ $labels.name }} is growing\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Sidekiq jobs are taking more than 2 minutes to be picked up. Users may be seeing delays in background processing.
- alert: SidekiqSchedulingLatencyTooHigh
expr: max(sidekiq_queue_latency) > 120
for: 5m
labels:
severity: error
annotations:
summary: "Sidekiq scheduling latency too high (instance {{ $labels.instance }})"
description: "Sidekiq jobs are taking more than 2 minutes to be picked up. Users may be seeing delays in background processing.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Kubernetes
rules:
# Node {{ $labels.node }} has been unready for a long time
- alert: KubernetesNodeReady
expr: kube_node_status_condition{condition="Ready",status="true"} == 0
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes Node ready (instance {{ $labels.instance }})"
description: "Node {{ $labels.node }} has been unready for a long time\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# {{ $labels.node }} has MemoryPressure condition
- alert: KubernetesMemoryPressure
expr: kube_node_status_condition{condition="MemoryPressure",status="true"} == 1
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes memory pressure (instance {{ $labels.instance }})"
description: "{{ $labels.node }} has MemoryPressure condition\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# {{ $labels.node }} has DiskPressure condition
- alert: KubernetesDiskPressure
expr: kube_node_status_condition{condition="DiskPressure",status="true"} == 1
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes disk pressure (instance {{ $labels.instance }})"
description: "{{ $labels.node }} has DiskPressure condition\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# {{ $labels.node }} has OutOfDisk condition
- alert: KubernetesOutOfDisk
expr: kube_node_status_condition{condition="OutOfDisk",status="true"} == 1
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes out of disk (instance {{ $labels.instance }})"
description: "{{ $labels.node }} has OutOfDisk condition\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Job {{$labels.namespace}}/{{$labels.exported_job}} failed to complete
- alert: KubernetesJobFailed
expr: kube_job_status_failed > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes Job failed (instance {{ $labels.instance }})"
description: "Job {{$labels.namespace}}/{{$labels.exported_job}} failed to complete\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# CronJob {{ $labels.namespace }}/{{ $labels.cronjob }} is suspended
- alert: KubernetesCronjobSuspended
expr: kube_cronjob_spec_suspend != 0
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes CronJob suspended (instance {{ $labels.instance }})"
description: "CronJob {{ $labels.namespace }}/{{ $labels.cronjob }} is suspended\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# PersistentVolumeClaim {{ $labels.namespace }}/{{ $labels.persistentvolumeclaim }} is pending
- alert: KubernetesPersistentvolumeclaimPending
expr: kube_persistentvolumeclaim_status_phase{phase="Pending"} == 1
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes PersistentVolumeClaim pending (instance {{ $labels.instance }})"
description: "PersistentVolumeClaim {{ $labels.namespace }}/{{ $labels.persistentvolumeclaim }} is pending\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Volume is almost full (< 10% left)
- alert: KubernetesVolumeOutOfDiskSpace
expr: kubelet_volume_stats_available_bytes / kubelet_volume_stats_capacity_bytes * 100 < 10
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes Volume out of disk space (instance {{ $labels.instance }})"
description: "Volume is almost full (< 10% left)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# {{ $labels.namespace }}/{{ $labels.persistentvolumeclaim }} is expected to fill up within four days. Currently {{ $value | humanize }}% is available.
- alert: KubernetesVolumeFullInFourDays
expr: predict_linear(kubelet_volume_stats_available_bytes[6h], 4 * 24 * 3600) < 0
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes Volume full in four days (instance {{ $labels.instance }})"
description: "{{ $labels.namespace }}/{{ $labels.persistentvolumeclaim }} is expected to fill up within four days. Currently {{ $value | humanize }}% is available.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Persistent volume is in bad state
- alert: KubernetesPersistentvolumeError
expr: kube_persistentvolume_status_phase{phase=~"Failed|Pending",job="kube-state-metrics"} > 0
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes PersistentVolume error (instance {{ $labels.instance }})"
description: "Persistent volume is in bad state\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A StatefulSet went down
- alert: KubernetesStatefulsetDown
expr: (kube_statefulset_status_replicas_ready / kube_statefulset_status_replicas_current) != 1
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes StatefulSet down (instance {{ $labels.instance }})"
description: "A StatefulSet went down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Pod is unable to scale
- alert: KubernetesHpaScalingAbility
expr: kube_hpa_status_condition{condition="false", status="AbleToScale"} == 1
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes HPA scaling ability (instance {{ $labels.instance }})"
description: "Pod is unable to scale\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HPA is not able to colelct metrics
- alert: KubernetesHpaMetricAvailability
expr: kube_hpa_status_condition{condition="false", status="ScalingActive"} == 1
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes HPA metric availability (instance {{ $labels.instance }})"
description: "HPA is not able to colelct metrics\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# The maximum number of desired Pods has been hit
- alert: KubernetesHpaScaleCapability
expr: kube_hpa_status_desired_replicas >= kube_hpa_spec_max_replicas
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes HPA scale capability (instance {{ $labels.instance }})"
description: "The maximum number of desired Pods has been hit\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Pod has been in a non-ready state for longer than an hour.
- alert: KubernetesPodNotHealthy
expr: min_over_time(sum by (namespace, pod) (kube_pod_status_phase{phase=~"Pending|Unknown|Failed"})[1h:])
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes Pod not healthy (instance {{ $labels.instance }})"
description: "Pod has been in a non-ready state for longer than an hour.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Pod {{ $labels.pod }} is crash looping
- alert: KubernetesPodCrashLooping
expr: rate(kube_pod_container_status_restarts_total[15m]) * 60 * 5 > 5
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes pod crash looping (instance {{ $labels.instance }})"
description: "Pod {{ $labels.pod }} is crash looping\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Deployment Replicas mismatch
- alert: KubernetesReplicassetMismatch
expr: kube_replicaset_spec_replicas != kube_replicaset_status_ready_replicas
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes ReplicasSet mismatch (instance {{ $labels.instance }})"
description: "Deployment Replicas mismatch\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Deployment Replicas mismatch
- alert: KubernetesDeploymentReplicasMismatch
expr: kube_deployment_spec_replicas != kube_deployment_status_replicas_available
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes Deployment replicas mismatch (instance {{ $labels.instance }})"
description: "Deployment Replicas mismatch\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A StatefulSet has not matched the expected number of replicas for longer than 15 minutes.
- alert: KubernetesStatefulsetReplicasMismatch
expr: kube_statefulset_status_replicas_ready != kube_statefulset_status_replicas
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes StatefulSet replicas mismatch (instance {{ $labels.instance }})"
description: "A StatefulSet has not matched the expected number of replicas for longer than 15 minutes.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A Deployment has failed but has not been rolled back.
- alert: KubernetesDeploymentGenerationMismatch
expr: kube_deployment_status_observed_generation != kube_deployment_metadata_generation
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes Deployment generation mismatch (instance {{ $labels.instance }})"
description: "A Deployment has failed but has not been rolled back.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A StatefulSet has failed but has not been rolled back.
- alert: KubernetesStatefulsetGenerationMismatch
expr: kube_statefulset_status_observed_generation != kube_statefulset_metadata_generation
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes StatefulSet generation mismatch (instance {{ $labels.instance }})"
description: "A StatefulSet has failed but has not been rolled back.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# StatefulSet update has not been rolled out.
- alert: KubernetesStatefulsetUpdateNotRolledOut
expr: max without (revision) (kube_statefulset_status_current_revision unless kube_statefulset_status_update_revision) * (kube_statefulset_replicas != kube_statefulset_status_replicas_updated)
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes StatefulSet update not rolled out (instance {{ $labels.instance }})"
description: "StatefulSet update has not been rolled out.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Pods of DaemonSet are not scheduled or not ready
- alert: KubernetesDaemonsetRolloutStuck
expr: kube_daemonset_status_number_ready / kube_daemonset_status_desired_number_scheduled * 100 < 100 or kube_daemonset_status_desired_number_scheduled - kube_daemonset_status_current_number_scheduled > 0
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes DaemonSet rollout stuck (instance {{ $labels.instance }})"
description: "Some Pods of DaemonSet are not scheduled or not ready\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some DaemonSet Pods are running where they are not supposed to run
- alert: KubernetesDaemonsetMisscheduled
expr: kube_daemonset_status_number_misscheduled > 0
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes DaemonSet misscheduled (instance {{ $labels.instance }})"
description: "Some DaemonSet Pods are running where they are not supposed to run\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# CronJob {{ $labels.namespace }}/{{ $labels.cronjob }} is taking more than 1h to complete.
- alert: KubernetesCronjobTooLong
expr: time() - kube_cronjob_next_schedule_time > 3600
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes CronJob too long (instance {{ $labels.instance }})"
description: "CronJob {{ $labels.namespace }}/{{ $labels.cronjob }} is taking more than 1h to complete.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Kubernetes Job failed to complete
- alert: KubernetesJobCompletion
expr: kube_job_spec_completions - kube_job_status_succeeded > 0 or kube_job_status_failed > 0
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes job completion (instance {{ $labels.instance }})"
description: "Kubernetes Job failed to complete\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Kubernetes API server is experiencing high error rate
- alert: KubernetesApiServerErrors
expr: sum(rate(apiserver_request_count{job="apiserver",code=~"^(?:5..)$"}[2m])) / sum(rate(apiserver_request_count{job="apiserver"}[2m])) * 100 > 3
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes API server errors (instance {{ $labels.instance }})"
description: "Kubernetes API server is experiencing high error rate\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Kubernetes API client is experiencing high error rate
- alert: KubernetesApiClientErrors
expr: (sum(rate(rest_client_requests_total{code=~"(4|5).."}[2m])) by (instance, job) / sum(rate(rest_client_requests_total[2m])) by (instance, job)) * 100 > 1
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes API client errors (instance {{ $labels.instance }})"
description: "Kubernetes API client is experiencing high error rate\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A client certificate used to authenticate to the apiserver is expiring next week.
- alert: KubernetesClientCertificateExpiresNextWeek
expr: apiserver_client_certificate_expiration_seconds_count{job="apiserver"} > 0 and histogram_quantile(0.01, sum by (job, le) (rate(apiserver_client_certificate_expiration_seconds_bucket{job="apiserver"}[5m]))) < 7*24*60*60
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes client certificate expires next week (instance {{ $labels.instance }})"
description: "A client certificate used to authenticate to the apiserver is expiring next week.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A client certificate used to authenticate to the apiserver is expiring in less than 24.0 hours.
- alert: KubernetesClientCertificateExpiresSoon
expr: apiserver_client_certificate_expiration_seconds_count{job="apiserver"} > 0 and histogram_quantile(0.01, sum by (job, le) (rate(apiserver_client_certificate_expiration_seconds_bucket{job="apiserver"}[5m]))) < 24*60*60
for: 5m
labels:
severity: error
annotations:
summary: "Kubernetes client certificate expires soon (instance {{ $labels.instance }})"
description: "A client certificate used to authenticate to the apiserver is expiring in less than 24.0 hours.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Kubernetes API server has a 99th percentile latency of {{ $value }} seconds for {{ $labels.verb }} {{ $labels.resource }}.
- alert: KubernetesApiServerLatency
expr: histogram_quantile(0.99, sum(apiserver_request_latencies_bucket{verb!~"CONNECT|WATCHLIST|WATCH|PROXY"}) WITHOUT (instance, resource)) / 1e+06 > 1
for: 5m
labels:
severity: warning
annotations:
summary: "Kubernetes API server latency (instance {{ $labels.instance }})"
description: "Kubernetes API server has a 99th percentile latency of {{ $value }} seconds for {{ $labels.verb }} {{ $labels.resource }}.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Consul
rules:
# Service: `{{ $labels.service_name }}` Healthcheck: `{{ $labels.service_id }}`
- alert: ConsulServiceHealthcheckFailed
expr: consul_catalog_service_node_healthy == 0
for: 5m
labels:
severity: error
annotations:
summary: "Consul service healthcheck failed (instance {{ $labels.instance }})"
description: "Service: `{{ $labels.service_name }}` Healthcheck: `{{ $labels.service_id }}`\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Numbers of consul raft peers should be 3, in order to preserve quorum.
- alert: ConsulMissingMasterNode
expr: consul_raft_peers < 3
for: 5m
labels:
severity: error
annotations:
summary: "Consul missing master node (instance {{ $labels.instance }})"
description: "Numbers of consul raft peers should be 3, in order to preserve quorum.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# A Consul agent is down
- alert: ConsulAgentUnhealthy
expr: consul_health_node_status{status="critical"} == 1
for: 5m
labels:
severity: error
annotations:
summary: "Consul agent unhealthy (instance {{ $labels.instance }})"
description: "A Consul agent is down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Etcd
rules:
# Etcd cluster should have an odd number of members
- alert: EtcdInsufficientMembers
expr: count(etcd_server_id) % 2 == 0
for: 5m
labels:
severity: error
annotations:
summary: "Etcd insufficient Members (instance {{ $labels.instance }})"
description: "Etcd cluster should have an odd number of members\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Etcd cluster have no leader
- alert: EtcdNoLeader
expr: etcd_server_has_leader == 0
for: 5m
labels:
severity: error
annotations:
summary: "Etcd no Leader (instance {{ $labels.instance }})"
description: "Etcd cluster have no leader\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Etcd leader changed more than 3 times during last hour
- alert: EtcdHighNumberOfLeaderChanges
expr: increase(etcd_server_leader_changes_seen_total[1h]) > 3
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd high number of leader changes (instance {{ $labels.instance }})"
description: "Etcd leader changed more than 3 times during last hour\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# More than 1% GRPC request failure detected in Etcd for 5 minutes
- alert: EtcdHighNumberOfFailedGrpcRequests
expr: sum(rate(grpc_server_handled_total{grpc_code!="OK"}[5m])) BY (grpc_service, grpc_method) / sum(rate(grpc_server_handled_total[5m])) BY (grpc_service, grpc_method) > 0.01
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd high number of failed GRPC requests (instance {{ $labels.instance }})"
description: "More than 1% GRPC request failure detected in Etcd for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# More than 5% GRPC request failure detected in Etcd for 5 minutes
- alert: EtcdHighNumberOfFailedGrpcRequests
expr: sum(rate(grpc_server_handled_total{grpc_code!="OK"}[5m])) BY (grpc_service, grpc_method) / sum(rate(grpc_server_handled_total[5m])) BY (grpc_service, grpc_method) > 0.05
for: 5m
labels:
severity: error
annotations:
summary: "Etcd high number of failed GRPC requests (instance {{ $labels.instance }})"
description: "More than 5% GRPC request failure detected in Etcd for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# GRPC requests slowing down, 99th percentil is over 0.15s for 5 minutes
- alert: EtcdGrpcRequestsSlow
expr: histogram_quantile(0.99, sum(rate(grpc_server_handling_seconds_bucket{grpc_type="unary"}[5m])) by (grpc_service, grpc_method, le)) > 0.15
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd GRPC requests slow (instance {{ $labels.instance }})"
description: "GRPC requests slowing down, 99th percentil is over 0.15s for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# More than 1% HTTP failure detected in Etcd for 5 minutes
- alert: EtcdHighNumberOfFailedHttpRequests
expr: sum(rate(etcd_http_failed_total[5m])) BY (method) / sum(rate(etcd_http_received_total[5m])) BY (method) > 0.01
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd high number of failed HTTP requests (instance {{ $labels.instance }})"
description: "More than 1% HTTP failure detected in Etcd for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# More than 5% HTTP failure detected in Etcd for 5 minutes
- alert: EtcdHighNumberOfFailedHttpRequests
expr: sum(rate(etcd_http_failed_total[5m])) BY (method) / sum(rate(etcd_http_received_total[5m])) BY (method) > 0.05
for: 5m
labels:
severity: error
annotations:
summary: "Etcd high number of failed HTTP requests (instance {{ $labels.instance }})"
description: "More than 5% HTTP failure detected in Etcd for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# HTTP requests slowing down, 99th percentil is over 0.15s for 5 minutes
- alert: EtcdHttpRequestsSlow
expr: histogram_quantile(0.99, rate(etcd_http_successful_duration_seconds_bucket[5m])) > 0.15
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd HTTP requests slow (instance {{ $labels.instance }})"
description: "HTTP requests slowing down, 99th percentil is over 0.15s for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Etcd member communication slowing down, 99th percentil is over 0.15s for 5 minutes
- alert: EtcdMemberCommunicationSlow
expr: histogram_quantile(0.99, rate(etcd_network_peer_round_trip_time_seconds_bucket[5m])) > 0.15
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd member communication slow (instance {{ $labels.instance }})"
description: "Etcd member communication slowing down, 99th percentil is over 0.15s for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Etcd server got more than 5 failed proposals past hour
- alert: EtcdHighNumberOfFailedProposals
expr: increase(etcd_server_proposals_failed_total[1h]) > 5
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd high number of failed proposals (instance {{ $labels.instance }})"
description: "Etcd server got more than 5 failed proposals past hour\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Etcd WAL fsync duration increasing, 99th percentil is over 0.5s for 5 minutes
- alert: EtcdHighFsyncDurations
expr: histogram_quantile(0.99, rate(etcd_disk_wal_fsync_duration_seconds_bucket[5m])) > 0.5
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd high fsync durations (instance {{ $labels.instance }})"
description: "Etcd WAL fsync duration increasing, 99th percentil is over 0.5s for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Etcd commit duration increasing, 99th percentil is over 0.25s for 5 minutes
- alert: EtcdHighCommitDurations
expr: histogram_quantile(0.99, rate(etcd_disk_backend_commit_duration_seconds_bucket[5m])) > 0.25
for: 5m
labels:
severity: warning
annotations:
summary: "Etcd high commit durations (instance {{ $labels.instance }})"
description: "Etcd commit duration increasing, 99th percentil is over 0.25s for 5 minutes\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Ceph
rules:
# Ceph instance unhealthy
- alert: CephState
expr: ceph_health_status != 0
for: 5m
labels:
severity: error
annotations:
summary: "Ceph State (instance {{ $labels.instance }})"
description: "Ceph instance unhealthy\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ceph monitor clock skew detected. Please check ntp and hardware clock settings
- alert: CephMonitorClockSkew
expr: abs(ceph_monitor_clock_skew_seconds) > 0.2
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph monitor clock skew (instance {{ $labels.instance }})"
description: "Ceph monitor clock skew detected. Please check ntp and hardware clock settings\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ceph monitor storage is low.
- alert: CephMonitorLowSpace
expr: ceph_monitor_avail_percent < 10
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph monitor low space (instance {{ $labels.instance }})"
description: "Ceph monitor storage is low.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ceph Object Storage Daemon Down
- alert: CephOsdDown
expr: ceph_osd_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Ceph OSD Down (instance {{ $labels.instance }})"
description: "Ceph Object Storage Daemon Down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ceph Object Storage Daemon latetncy is high. Please check if it doesn't stuck in weird state.
- alert: CephHighOsdLatency
expr: ceph_osd_perf_apply_latency_seconds > 10
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph high OSD latency (instance {{ $labels.instance }})"
description: "Ceph Object Storage Daemon latetncy is high. Please check if it doesn't stuck in weird state.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ceph Object Storage Daemon is going out of space. Please add more disks.
- alert: CephOsdLowSpace
expr: ceph_osd_utilization > 90
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph OSD low space (instance {{ $labels.instance }})"
description: "Ceph Object Storage Daemon is going out of space. Please add more disks.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Ceph Object Storage Daemon take ttoo much time to resize.
- alert: CephOsdReweighted
expr: ceph_osd_weight < 1
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph OSD reweighted (instance {{ $labels.instance }})"
description: "Ceph Object Storage Daemon take ttoo much time to resize.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Ceph placement groups are down. Please ensure that all the data are available.
- alert: CephPgDown
expr: ceph_pg_down > 0
for: 5m
labels:
severity: error
annotations:
summary: "Ceph PG down (instance {{ $labels.instance }})"
description: "Some Ceph placement groups are down. Please ensure that all the data are available.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Ceph placement groups are incomplete. Please ensure that all the data are available.
- alert: CephPgIncomplete
expr: ceph_pg_incomplete > 0
for: 5m
labels:
severity: error
annotations:
summary: "Ceph PG incomplete (instance {{ $labels.instance }})"
description: "Some Ceph placement groups are incomplete. Please ensure that all the data are available.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Ceph placement groups are inconsitent. Data is available but inconsistent across nodes.
- alert: CephPgInconsistant
expr: ceph_pg_inconsistent > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph PG inconsistant (instance {{ $labels.instance }})"
description: "Some Ceph placement groups are inconsitent. Data is available but inconsistent across nodes.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Ceph placement groups are too long to activate.
- alert: CephPgActivationLong
expr: ceph_pg_activating > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph PG activation long (instance {{ $labels.instance }})"
description: "Some Ceph placement groups are too long to activate.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Ceph placement groups are located on full Object Storage Daemon on cluster. Those PGs can be unavailable shortly. Please check OSDs, change weight or reconfigure CRUSH rules.
- alert: CephPgBackfillFull
expr: ceph_pg_backfill_toofull > 0
for: 5m
labels:
severity: warning
annotations:
summary: "Ceph PG backfill full (instance {{ $labels.instance }})"
description: "Some Ceph placement groups are located on full Object Storage Daemon on cluster. Those PGs can be unavailable shortly. Please check OSDs, change weight or reconfigure CRUSH rules.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Some Ceph placement groups are unavailable.
- alert: CephPgUnavailable
expr: ceph_pg_total - ceph_pg_active > 0
for: 5m
labels:
severity: error
annotations:
summary: "Ceph PG unavailable (instance {{ $labels.instance }})"
description: "Some Ceph placement groups are unavailable.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: OpenEBS
rules:
# OpenEBS Pool use more than 80% of his capacity\n VALUE = {{ $value }}\n LABELS: {{ $labels }}
- alert: OpenebsUsedPoolCapacity
expr: (openebs_used_pool_capacity_percent) > 80
for: 5m
labels:
severity: warning
annotations:
summary: "OpenEBS used pool capacity (instance {{ $labels.instance }})"
description: "OpenEBS Pool use more than 80% of his capacity\n VALUE = {{ $value }}\n LABELS: {{ $labels }}\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Minio
rules:
# Minio disk is offline
- alert: MinioDiskOffline
expr: minio_offline_disks > 0
for: 5m
labels:
severity: error
annotations:
summary: "Minio disk offline (instance {{ $labels.instance }})"
description: "Minio disk is offline\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Minio storage space is low (< 10 GB)
- alert: MinioStorageSpaceExhausted
expr: minio_disk_storage_free_bytes / 1024 / 1024 / 1024 < 10
for: 5m
labels:
severity: warning
annotations:
summary: "Minio storage space exhausted (instance {{ $labels.instance }})"
description: "Minio storage space is low (< 10 GB)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Juniper
rules:
# The switch appears to be down
- alert: JuniperSwitchDown
expr: junos_up == 0
for: 5m
labels:
severity: error
annotations:
summary: "Juniper switch down (instance {{ $labels.instance }})"
description: "The switch appears to be down\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Interface is highly saturated for at least 1 min. (> 0.90GiB/s)
- alert: JuniperHighBandwithUsage1gib
expr: irate(junos_interface_transmit_bytes[1m]) * 8 > 1e+9 * 0.90
for: 5m
labels:
severity: error
annotations:
summary: "Juniper high Bandwith Usage 1GiB (instance {{ $labels.instance }})"
description: "Interface is highly saturated for at least 1 min. (> 0.90GiB/s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Interface is getting saturated for at least 1 min. (> 0.80GiB/s)
- alert: JuniperHighBandwithUsage1gib
expr: irate(junos_interface_transmit_bytes[1m]) * 8 > 1e+9 * 0.80
for: 5m
labels:
severity: warning
annotations:
summary: "Juniper high Bandwith Usage 1GiB (instance {{ $labels.instance }})"
description: "Interface is getting saturated for at least 1 min. (> 0.80GiB/s)\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: CoreDNS
rules:
# Number of CoreDNS panics encountered
- alert: CorednsPanicCount
expr: increase(coredns_panic_count_total[10m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "CoreDNS Panic Count (instance {{ $labels.instance }})"
description: "Number of CoreDNS panics encountered\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
- name: Thanos
rules:
# Thanos compaction has failed to run and is now halted.
- alert: ThanosCompactionHalted
expr: thanos_compactor_halted == 1
for: 5m
labels:
severity: error
annotations:
summary: "Thanos compaction halted (instance {{ $labels.instance }})"
description: "Thanos compaction has failed to run and is now halted.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Thanos compaction has failing storage operations
- alert: ThanosCompactBucketOperationFailure
expr: rate(thanos_objstore_bucket_operation_failures_total[1m]) > 0
for: 5m
labels:
severity: error
annotations:
summary: "Thanos compact bucket operation failure (instance {{ $labels.instance }})"
description: "Thanos compaction has failing storage operations\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
# Thanos compaction has not run in 24 hours.
- alert: ThanosCompactNotRun
expr: (time() - thanos_objstore_bucket_last_successful_upload_time) > 24*60*60
for: 5m
labels:
severity: error
annotations:
summary: "Thanos compact not run (instance {{ $labels.instance }})"
description: "Thanos compaction has not run in 24 hours.\n VALUE = {{ $value }}\n LABELS: {{ $labels }}"
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