bradfordpythian’s gists

bradfordpythian / ansible_boostrap.sh

Created July 5, 2017 16:37

	sudo yum install -y epel-release
	sudo yum install -y ansible

bradfordpythian / master.awk

Created March 15, 2017 21:00

Generate CHANGE MASTER from master.info

bradfordpythian / schema_size.sql

Last active April 3, 2017 20:46

MySQL Statement to show schema size and table types

	SELECT @@hostname, @@version, @@version_comment, @@version_compile_machine;
	SELECT NOW();
	SELECT table_schema,
	SUM(data_length+index_length)/1024/1024 AS total_mb,
	SUM(data_length)/1024/1024 AS data_mb,
	SUM(index_length)/1024/1024 AS index_mb,
	COUNT(*) AS tables,
	CURDATE() AS today
	FROM information_schema.tables
	WHERE table_schema NOT IN ('mysql','sys','performance_schema','information_schema')

bradfordpythian / table_size.sql

Last active April 24, 2017 16:42

List summary table type and size details.

	SELECT @@hostname, DATABASE() as table_schema, CURDATE() AS today;
	SELECT if(length(table_name)>30,concat(left(table_name,28),'..'),table_name) AS table_name,
	engine,row_format as format, table_rows, avg_row_length as avg_row,
	round((data_length+index_length)/1024/1024,2) as total_mb,
	round((data_length)/1024/1024,2) as data_mb,
	round((index_length)/1024/1024,2) as index_mb
	FROM information_schema.tables
	WHERE table_schema=DATABASE()
	ORDER BY 6 DESC
	LIMIT 15;

bradfordpythian / orange_configure_sdb.sh

Last active February 22, 2017 16:31


	[ `id -u` -ne 0 ] && echo "ERROR: Script must be run as root" && exit 1
	DISK="/dev/sdb"
	[ `fdisk -l ${DISK} \| wc -l` -eq 0 ] && echo "ERROR: A second disk '${DISK}' was not found" && exit 2
	fdisk -l ${DISK}
	pvdisplay ${DISK}
	[ $? -eq 0 ] && echo "ERROR: Physical Volume for '${DISK}' already exists" && exit 3
	pvcreate ${DISK}
	vgcreate appvg ${DISK}

bradfordpythian / VagrantFile.centos6.disk2

Created February 22, 2017 16:16

VagrantFile for CentOS 6 with a second disk of 500MB

	Vagrant.configure(2) do \|config\|

	config.vm.box = "centos/6"
	file_to_disk = './disk2.vdi'

	config.vm.provider "virtualbox" do \|v\|
	unless File.exist?(file_to_disk)
	v.customize ['createhd', '--filename', file_to_disk, '--size', 500 * 1024] # 500M
	end

bradfordpythian / screen_wrapper.sh

Last active February 22, 2017 18:36

Wrap a screen session with file logging

	#!/bin/bash

	SCRIPT_NAME=`basename $0 \| sed -e "s/\.sh$//"`
	[ -z "${TMP_DIR}" ] && TMP_DIR="/tmp"
	TMP_FILE="${TMP_DIR}/${SCRIPT_NAME}.tmp.$$"
	DATE=`date +%Y%m%d.%H%M`

	[ -z "${LOG_DIR}" ] && LOG_DIR="/opt/pythian/log"
	[ ! -d "${LOG_DIR}" ] && echo "ERROR: Log directory '${LOG_DIR}' is not accessible." && exit 1

bradfordpythian / alter_to_tokudb.sh

Last active February 22, 2017 18:51

Alter all tables in a given schema from InnoDB to TokuDB

	#!/bin/sh

	SCRIPT_NAME=`basename $0 \| sed -e "s/\.sh$//"`
	[ -z "${TMP_DIR}" ] && TMP_DIR="/tmp"
	TMP_FILE="${TMP_DIR}/${SCRIPT_NAME}.tmp.$$"

	[ -z "${LOG_DIR}" ] && LOG_DIR="/opt/pythian/log"
	[ ! -d "${LOG_DIR}" ] && echo "ERROR: Log directory '${LOG_DIR}' is not accessible." && exit 1

	[ -z "${SCHEMA}" ] && SCHEMA="test"

bradfordpythian / install_tokudb_after_percona_56.sh

Last active February 17, 2017 17:35


	set_target_dir() {
	local TARGET_DIR=$1

	[ -z "${TARGET_DIR}" ] && echo "INTERNAL ERROR: One parameter required ($#) supplied" && exit 1

	if [ ! -d "${TARGET_DIR}" ]
	then
	sudo mkdir -p ${TARGET_DIR}
	RC=$?

bradfordpythian / install_percona_56.sh

Last active February 17, 2017 15:43

	# This snippet performs the following for RedHat/CentOS/OL 6.x system
	#
	# - Clean Installation of Percona Server 5.6.26
	#
	# NOTE: Installing via yum is not permitted

	# To simulate a base system run the following for CentOS 6.6, 6.7 and 6.8:
	# vagrant init nrel/CentOS-6.6-x86_64; vagrant up --provider virtualbox
	# vagrant init nrel/CentOS-6.7-x86_64; vagrant up --provider virtualbox
	# vagrant init centos/6; vagrant up --provider virtualbox

Ronald Bradford bradfordpythian