阿里轻量服务器, centos7 系统使用 reboot,出现长期无法远程登录问题, CPU 使用率从 9%冲到 40%,这是什么原因? - V2EX
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阿里轻量服务器, centos7 系统使用 reboot,出现长期无法远程登录问题, CPU 使用率从 9%冲到 40%,这是什么原因?

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  •   TophTab Mar 2, 2021 2972 views
    This topic created in 1881 days ago, the information mentioned may be changed or developed.
    虽然用远程救援搞定了,但是这个问题是什么原因?
    并且再次 reboot,问题能够复现
    6 replies    2021-03-03 11:06:48 +08:00
    opengps
        1
    opengps  
       Mar 2, 2021
    这问题得看系统内部的软件,别人很难帮你
    自己查查相关进程的 cpu 使用率
    UnknownSky
        2
    UnknownSky  
       Mar 2, 2021 via Android
    dd 新系,注意阿里手。常新系一上去就上了阿里的控
    lfzyx
        3
    lfzyx  
       Mar 2, 2021
    换 debian
    jasonkayzk
        4
    jasonkayzk  
       Mar 3, 2021
    让我想到之前买过阿里云 1C2G 的轻量级服务器 CentOS 7,开机之后阿里监控加上其他系统服务就吃掉 1G 多内存…。
    nutting
        5
    nutting  
       Mar 3, 2021
    说明超售了,启动时候需要真正的资源,垃圾啊
    TophTab
        6
    TophTab  
    OP
       Mar 3, 2021
    找到原因了。默认内核有问题,客服帮我修改了。现在,我把有问题的内核 kernel-3.10.0-1160.15.2.el7.x86_64 给删除了
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