mysql - Linode 服务器每天早上8点CPU占用率非常高，应该怎么排查

Question

整个VPS是MYSQL占用率最高，但是除了当地时间（美西）早上8点占用出奇的高以外，其他时段都是好的。 可以排除以下： 程序的问题，服务器上有定时更新任务，每4小时执行一次，其他如12,16,20,0点CPU占用都比早上8...

大家讲道理 · Answer

I have also encountered this problem. I was bullied by someone and it has been solved : )

1. Check what services you provide. If it is http or ftp, then check the system log.
2. Write a cron to get the top and free information every minute, write it to the file, and take it out for analysis

PHP中文网 · Answer

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