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查看数据库负载主要是查询数，连接进程数，正在运行的进程如下：
#!/bin/bash # screen -D -m -S check_mysql_status sh /path2script/script & while true; do sudo mysql --execute=‘show global status;‘ | awk ‘/Queries/{q=$2} /Threads_connected/{tc=$2} /Threads_running/{printf"%20s %20s %20s\n", q, tc, $2}‘ >> output_log.txt echo "Sleep 5 seconds"; sleep 5; done
Queries:
The number of statements excuted by the server
Threads_connected:
The number of currently open connections.
threads_running:
The number of threads that are not sleeping.
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原文地址：http://www.cnblogs.com/wlemory/p/5509538.html
