Sander Petersson spetersson
spetersson
/ gist:c693eab5e36e65c1e219c7e1650c5379
Created
February 16, 2023 07:25
BGP / ECMP HAProxy loadbalancer
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| root@lb-101:/ # netstat -I bnxt0 | |
| Name Mtu Network Address Ipkts Ierrs Idrop Opkts Oerrs Coll | |
| bnxt0 1500 <Link#1> -------------6:dc 458420009 0 0 264906 0 0 | |
| bnxt0 - ------------- ------------- 219314 - - 264834 - - | |
| root@lb-101:/ # netstat -I bnxt1 | |
| Name Mtu Network Address Ipkts Ierrs Idrop Opkts Oerrs Coll | |
| bnxt1 1500 <Link#2> -------------6:dd 464941518 0 0 1115146950 0 0 | |
| bnxt1 - ------------- ------------- 219330 - - 1115146880 - - | |
| root@lb-102:/ # netstat -I bnxt0 |
spetersson
/ gist:9bf46b572cd10b1b168661ec609bce0f
Created
September 29, 2022 09:28
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| [sanderp@linux ~]$ iperf3 -c 10.1.10.253 | |
| Connecting to host 10.1.10.253, port 5201 | |
| [ 4] local 10.1.10.13 port 57639 connected to 10.1.10.253 port 5201 | |
| [ ID] Interval Transfer Bandwidth Retr Cwnd | |
| [ 4] 0.00-1.00 sec 158 MBytes 1.32 Gbits/sec 149 42.4 KBytes | |
| [ 4] 1.00-2.00 sec 250 MBytes 2.10 Gbits/sec 168 4.24 KBytes | |
| [ 4] 2.00-3.00 sec 166 MBytes 1.39 Gbits/sec 232 59.4 KBytes | |
| [ 4] 3.00-4.00 sec 177 MBytes 1.49 Gbits/sec 364 55.1 KBytes | |
| [ 4] 4.00-5.00 sec 222 MBytes 1.86 Gbits/sec 440 72.1 KBytes | |
| [ 4] 5.00-6.00 sec 160 MBytes 1.34 Gbits/sec 404 55.1 KBytes |
spetersson
/ OpenBSD ifstated.conf haproxy draft
Created
September 20, 2022 05:24
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| # ifstated.conf | |
| haproxy = '"rcctl check haproxy >/dev/null 2>&1" every 1' | |
| state initial { | |
| if $haproxy { | |
| run "ifconfig vio1 up" | |
| run "ifconfig vio2 up" | |
| } | |
| if ! $haproxy { | |
| run "logger -st ifstated 'haproxy is down'" |
spetersson
/ gist:30439b955660d27e6edb1365ea46182c
Created
February 1, 2021 21:19
When you leave unattended upgrades in Ubuntu to it's own fate of upgrading without cleaning
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| root@ts:/usr/local/teamspeak# apt dist-upgrade | |
| Reading package lists... Done | |
| Building dependency tree | |
| Reading state information... Done | |
| Calculating upgrade... Done | |
| The following packages were automatically installed and are no longer required: | |
| grub-pc-bin linux-headers-4.4.0-121 linux-headers-4.4.0-121-generic linux-headers-4.4.0-124 linux-headers-4.4.0-124-generic | |
| linux-headers-4.4.0-127 linux-headers-4.4.0-127-generic linux-headers-4.4.0-128 linux-headers-4.4.0-128-generic linux-headers-4.4.0-130 | |
| linux-headers-4.4.0-130-generic linux-headers-4.4.0-133 linux-headers-4.4.0-133-generic linux-headers-4.4.0-134 | |
| linux-headers-4.4.0-134-generic linux-headers-4.4.0-137 linux-headers-4.4.0-137-generic linux-headers-4.4.0-138 |
spetersson
/ all.yaml
Created
December 27, 2020 15:07
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| ansible_ssh_user: centos | |
| ceph_origin: repository | |
| ceph_repository: community | |
| ceph_stable_release: octopus | |
| public_network: "10.0.1.0/24" | |
| cluster_network: "10.0.1.0/24" | |
| monitor_interface: eth0 | |
| dashboard_enabled: True | |
| dashboard_port: 8443 | |
| dashboard_protocol: http |
spetersson
/ gist:8e40f42cd38996cc7cd05631924e25cc
Created
December 17, 2020 10:29
openssl speed -evp aes-256-gcm -multi 24
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| ✘ spetersson@trash ~ | |
| -> openssl speed -evp aes-256-gcm -multi 24 | |
| Forked child 0 | |
| Forked child 1 | |
| Forked child 2 | |
| +DT:aes-256-gcm:3:16 | |
| Forked child 3 | |
| +DT:aes-256-gcm:3:16 | |
| Forked child 4 | |
| +DT:aes-256-gcm:3:16 |
spetersson
/ icinga-ido-alert-stats.json
Created
April 4, 2018 07:39
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| { | |
| "__inputs": [ | |
| { | |
| "name": "DS_ICINGA2-IDO", | |
| "label": "icinga2-ido", | |
| "description": "", | |
| "type": "datasource", | |
| "pluginId": "mysql", | |
| "pluginName": "MySQL" | |
| } |
spetersson
/ Output from r10k run
Created
January 2, 2018 09:26
Issue is that we are trying to use deploy keys in Github with r10k, and each github repo needs it's own private key
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| root@foreman:/etc/puppetlabs/code/environments/test# /opt/puppetlabs/puppet/bin/r10k -c /etc/puppetlabs/r10k/r10k.yaml puppetfile install -v debug2 | |
| ... | |
| [2018-01-02 10:21:33 - DEBUG] /etc/puppetlabs/code/environments/test/modules/foreman is already at Git ref master | |
| [2018-01-02 10:21:33 - INFO] Updating module /etc/puppetlabs/code/environments/test/modules/nnse_icinga | |
| [2018-01-02 10:21:33 - DEBUG1] Creating new git cache for "[email protected]:org/puppet-nnse-icinga.git" | |
| [2018-01-02 10:21:33 - DEBUG2] Starting process: ["git", "clone", "--mirror", "[email protected]:org/puppet-nnse-icinga.git", "/var/cache/r10k/[email protected]"] | |
| [2018-01-02 10:21:35 - DEBUG2] Finished process: | |
| Command: git clone --mirror [email protected]:org/puppet-nnse-icinga.git /var/cache/r10k/[email protected] | |
| Stderr: | |
| Cloning into bare repository '/var/cache/r10k/[email protected]'... |