mysql 收集状态和性能数据的脚本来自于高性能mysql

mysql 收集状态和性能数据的脚本

#!/bin/sh -x

INTERVAL=10

PASSWORD='-uroot -proot'

PREFIX=$INTERVAL-sec-status

RUNFILE=/home/benchmarks/running

mysql -e 'SHOW GLOBAL VARIABLES' $PASSWORD >> mysql-variables

while test -e $RUNFILE; do

   file=$(date +%F_%I)

sleep=$(date +%s.%N | awk "{print $INTERVAL - (\$1 % $INTERVAL)}")

   sleep $sleep

   ts="$(date + "TS %s.%N %F %T")"

   loadavg="$(uptime)"

   echo "$ts $loadavg" >> $PREFIX-${file}-status

   mysql -e 'SHOW GLOBAL STATUS' $PASSWORD >> $PREFIX-$(file)-status &

   echo "$ts $loadavg" >> $PREFIX-${file}-innodbstatus

   echo -e 'SHOW ENGINE INNODB STATUS\G' >> $PREFIX-${file}-innodbstatus  &

   echo "$ts $loadavg" >> $PREFIX-${file}-processlist

   mysql -e 'SHOW FULL PROCESSLIST\G' $PASSWORD >> $PREFIX-${file}-processlist & echo $ts

done

echo Exiting because $RUNFILE does not exist.