各位帮小弟我分析一下
各位帮我分析一下
目前有一个服务器, 做数据统计工作,以前跑的还算稳,没出过大问题, 但是从昨天突然发现,apache的进程占满了, mysql进程也沾满了,整个服务器变的非常卡, 我第一感觉可能是Mysql的问题, 随便查一条SQL要等二三十秒,写入也非常慢, 不知道为什么,初步认为是Mysql执行效率低造成的apache进程堵塞, 一晚上没整明白, 今天早上发现回复正常了, 可能是上午的时候数据量少, 现在又挂了, 我想知道什么情况会造成 服务器非常卡, 导致Mysql, 执行效率变低
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