Ubuntu 16.04 桌面版开机之后系统负载一直很高,求助排查方案 - V2EX
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wsn2009

Ubuntu 16.04 桌面版开机之后系统负载一直很高,求助排查方案

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  •   wsn2009 Apr 27, 2016 8004 views
    This topic created in 3652 days ago, the information mentioned may be changed or developed.
    硬件配置
    CPU : i5-2450M 双核四线程
    内存: 8G DDR3 1333MHz
    swap : 0
    磁盘:浦科特 128G SSD
    昨天做好了系统,现在也正常使用,但是开机之后 CPU 就开始狂飙,其中一个进程 /lib/systemd/systemd-udevd 占用资源很多,导致风扇呼呼的转
    备注:双显卡已经通过 mvidia-prime 解决,所以不是显卡驱动的问题,求助该如何排查,至少让我知道系统在干吗的,为啥这么占用资源,谢谢!
    6 replies    2016-04-27 21:20:19 +08:00
    pkking
        1
    pkking  
       Apr 27, 2016
    man systemd-udev
    wsn2009
        2
    wsn2009  
    OP
       Apr 27, 2016
    @pkking 能详细点么,我不是要骗回复的, systemd-udevd 不是 systemd-udev ,谢谢!
    sfree2005
        3
    sfree2005  
       Apr 27, 2016
    之前有人通过升级 BIOS 解决,你或许可以试下:
    http://ubuntuforums.org/showthread.php?t=1525802&page=2
    tr>
    lixiaohan
        4
    lixiaohan  
       Apr 27, 2016
    用了两个 16.04 实在是受不了了 果断换
    xiamx
        5
    xiamx  
       Apr 27, 2016
    用 strace 调试下 system-udevd
    pkking
        6
    pkking  
       Apr 27, 2016
    @wsn2009 觉得 manpage 说的还是很详细了,既然涉及到 kernel uevent ,如果 gdb strace 都看不出什么的话,还可以试一试 systemtap ,考虑到 n 卡的私有驱动的尿性,可以重点关注下
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