Xorg memory usage

[Mitch Thompson]

Claudio Miranda wrote:
>     I installed KUbuntu (6.06), and I am seeing very high memory consumption by
> Xorg process, see (excerpt from 'top' command)
> 
> Tasks:  96 total,   2 running,  94 sleeping,   0 stopped,   0 zombie
> Cpu0  : 14.3% us,  0.0% sy,  0.0% ni, 85.7% id,  0.0% wa,  0.0% hi,  0.0% si
> Cpu1  :  0.0% us,  7.1% sy,  0.0% ni, 92.9% id,  0.0% wa,  0.0% hi,  0.0% si
> Mem:   1544688k total,  1159064k used,   385624k free,    30836k buffers
> Swap:  1630588k total,        0k used,  1630588k free,   544784k cached
> 
>   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
>  4769 root      15   0  493m 230m  11m S    4 15.3   2:50.84 /usr/bin/X -br
> -nolisten tcp :0 vt7 -auth /var/run/xauth/A:0-Xn0F0u
> 
>     230 MB (res) is very high. So, is it normal ? How can I track down why X is
> consuming that.
> 
> Tasks:  93 total,   1 running,  92 sleeping,   0 stopped,   0 zombie
> Cpu0  :  0.0% us,  0.3% sy,  0.0% ni, 99.7% id,  0.0% wa,  0.0% hi,  0.0% si
> Cpu1  :  0.3% us,  0.0% sy,  0.0% ni, 99.7% id,  0.0% wa,  0.0% hi,  0.0% si
> Mem:   1544672k total,   904120k used,   640552k free,    18496k buffers
> Swap:  1630588k total,        0k used,  1630588k free,   284036k cached
> 
>   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
>  4751 root      15   0  572m 309m 7788 S    0 20.5   4:25.58 /usr/bin/X -br
> -nolisten tcp :0 vt7 -auth /var/run/xauth/A:0-fSNeRq
> 
>     That one (above) was taken some minutes before sent this message. See the
> 309 MB memory usage.
> 
>     Last friday, I was using wink (debugmode.com) to edit a screened movie, then
> the Xorg memory usage grows until 1,1 GB, that was unusable, I needed to restart
> the machine.
> 
> 
> my system: toshiba laptop S4014, 1,5 GB RAM, Intel 945 video board (shared
> memory) using i810 Xorg driver. 
> 
> TIA
> 
> Claudio Miranda
> 
> 

Here:

top - 21:46:23 up 23:19,  1 user,  load average: 1.73, 1.65, 1.30
Tasks: 147 total,   1 running, 146 sleeping,   0 stopped,   0 zombie
Cpu(s): 54.1% us, 10.6% sy,  0.0% ni, 32.9% id,  0.0% wa,  0.0% hi,  2.4% si
Mem:   2060140k total,  2041892k used,    18248k free,   115000k buffers
Swap:  1951856k total,     7748k used,  1944108k free,  1055148k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
5855 root      16   0  262m 175m 6028 S 32.2  8.7  81:20.34 Xorg

Have you found anything on Google (it's your friend!(tm))?  Here's an 
example:

http://ubuntuforums.org/archive/index.php/t-75620.html

Somewhat less than yours, but then, I would imagine that several factors 
need to be accounted for.  More information is probably required, like 
your /etc/X11/xorg.conf, etc.

-- 
"Good people do not need laws to tell them to act responsibility,
while bad people will find a way around the laws." --Plato
--
Mitch Thompson, San Antonio, Texas//WB5UZG
Red Hat Certified Engineer