[xubuntu-users] Xorg with 99% CPU

[Steve Litt]

On Fri, 19 Oct 2018 19:28:39 +0200
Ulli Horlacher <framstag at rus.uni-stuttgart.de> wrote:

> I am running xubuntu 16.04.
> Xorg eats up one CPU:
> 
> top - 19:24:43 up 10 min,  4 users,  load average: 1.18, 1.03, 0.62
> Tasks: 297 total,   2 running, 294 sleeping,   0 stopped,   1 zombie
> %Cpu(s): 11.7 us,  1.2 sy,  0.0 ni, 87.0 id,  0.0 wa,  0.0 hi,  0.0
> si,  0.0 st KiB Mem : 16256752 total, 14530104 free,   404704 used,
> 1321944 buff/cache KiB Swap: 16777212 total, 16777212 free,        0
> used. 15464540 avail Mem
> 
>   PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+
> COMMAND 3095 framstag  20   0  218696  47332  36188 R  99.7  0.3
> 9:15.09 Xorg 3205 framstag  20   0  369688  22404  12384 S   5.0
> 0.1   0:31.11 xfsettingsd 3881 framstag  20   0   44208   4272   3580
> R   0.3  0.0   0:00.70 top 
> 
> When I do a "strace -p 3095" the system freezes and I have to press
> the power button :-(
> 
> Any idea what is going on and how to debug it?
> 
> 

What browsers are you using, and how many tabs do you use in each. My
experience is that piggy browsers like Firefox and Chrome/Chromium make
X swell up. When X' usage exceeds 90%, do killall -9 on all web
browsers. Most of the time the problem subsides.

SteveT

Steve Litt 
September 2018 featured book: Quit Joblessness: Start Your Own Business
http://www.troubleshooters.com/startbiz