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ronaldbradford

SELECT /* Host connections */ host, user, COUNT(*) AS host_connections
FROM information_schema.processlist
GROUP BY host, user;

SELECT /* Running connections per source/user/schema */ host,user,db,command,COUNT(*) AS running
FROM information_schema.processlist
WHERE command NOT IN ('Sleep','Daemon')
GROUP BY host, user;

SELECT /* thread counts */ variable_name, variable_value

ronaldbradford

# this Code will help to schedule stop the RDS databasrs using Lambda
# Yesh
# Version -- 2.0
# Adapted from https://aws.amazon.com/blogs/database/schedule-amazon-rds-stop-and-start-using-aws-lambda/

import boto3
import os
import sys
import time
from datetime import datetime, timezone

ronaldbradford

-- filler.lua
--
-- 1. Ensure you have a 'sysbench' user and privileges to manage objects in schema 'sysbench'. e.g.
--
--    mysql> CREATE USER sysbench@'%' IDENTIFIED BY 'RM#aEq29waQE';
--    mysql> GRANT ALL ON sysbench.* TO sysbench@'%';
--    mysql> CREATE SCHEMA sysbench;
--
-- 2. Create the filler table with:
--

ronaldbradford

# Connect to your schema first, i.e. USE <schema>

SELECT   if(length(table_name)>40,concat(left(table_name,38),'..'),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;

ronaldbradford

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','information_schema','performance_schema','sys','_doit_statpack_mysql')
GROUP BY table_schema
ORDER BY 2 DESC;

ronaldbradford

#!/usr/bin/env bash
#set -o errexit
set -o pipefail

[ -z "${TMP_DIR}" ] && TMP_DIR=/tmp
TMP_FILE=${TMP_DIR}/binlog.txt.$$

BINLOG_ADDITIONAL_ARGS=${BINLOG_ADDITIONAL_ARGS:- -vvv --base64-output=DECODE-ROWS}
BINLOG_FILE=$1
[ -z "${BINLOG_FILE}" ] && echo "ERROR: You must specify a MySQL binary Log file" && exit 1

ronaldbradford

ronaldbradford

Usage

mysql -u${DBA_USER} -p${DBA_PASSWD} -h ${INSTANCE_ENDPOINT} -e "SHOW ENGINE INNODB STATUS\G" | awk -f deadlock.awk

ronaldbradford

################################################################################
# Name     :  perschema.sql
# Purpose  :  List details of the specific schema
# Author   :  Ronald Bradford  http://ronaldbradford.com
# Version  :  2 03-June-2009
################################################################################

SELECT   NOW(), VERSION();

# Per Schema Queries