WordPress 服务总是跑着跑着 cpu 跑到 100 然后再也下不来了 - V2EX
12liuxiangyu12

WordPress 服务总是跑着跑着 cpu 跑到 100 然后再也下不来了

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  •   12liuxiangyu12 Jan 17, 2018 3637 views
    This topic created in 3045 days ago, the information mentioned may be changed or developed.

    如题,最近发生的时间越来越频繁,每隔两天 WordPress 服务就会 cpu 跑到 100,然后页面也打不开,只能到机器上面去把进程杀死

    现象描述: 1、首先可以看到服务器上有一个进程把 cpu 打满了 https://i.imgur.com/iWgflT4.png

    2、然后可以从监控看到是从 7 点 42 分左右开始的 cpu 突然升高 https://i.imgur.com/9152egc.jpg

    3、看了一下 httpd:/var/log/httpd/access_log 的访问日志 发现经常会有一些莫名的请求访问到我的域名上,我根据地址去访问我的 wp 返回的都是 404,看了下案发当时的 log,流量也没有特别大,只是很奇怪,都不是访问正常页面的路径 https://i.imgur.com/gOie63G.png (这里已经将域名做了隐藏)

    4、升级了最新版本的 WordPress 还是有同样的问题

    现在没有思路了,有大神帮忙给点思路吗?

    5 replies    2018-01-19 15:53:30 +08:00
    xuan880
        1
    xuan880  
       Jan 17, 2018   1
    是不是中毒了,被人植入了挖矿脚本?
    12liuxiangyu12
        2
    12liuxiangyu12  
    OP
       Jan 18, 2018
    @xuan880 感觉挺像的,流量出入都挺大,只是怎么验证呢?
    sjwuny
        3
    sjwuny  
       Jan 19, 2018
    之前也遇到这样的问题,阿里云虚机,然后换了台服务器就没这样的问题
    sjwuny
        4
    sjwuny  
       Jan 19, 2018
    貌似是 Apache 的进程,后来我换成 lnmp 的架构就没这样的问题了
    12liuxiangyu12
        5
    12liuxiangyu12  
    OP
       Jan 19, 2018
    @sjwuny 我现在写了个 python 脚本监听进程,如果发现这个高负荷进程我就给杀掉,感觉好 low。。。
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