[K12OSN] bottleneck question

Burke Almquist balmquist at mindfirestudios.com
Sat Sep 11 01:54:03 UTC 2004

Hash: SHA1

How many users is it taking to max it out, and how fast are your Cpu(s)?

On Sep 10, 2004, at 2:45 PM, Les Mikesell wrote:

> On Fri, 2004-09-10 at 14:15, Liam Marshall wrote:
>> just ran vmstat 5 again.  am sitting at 0's for si so bi and bo says
>> 198  cpu id says 0   Can you tell waht the likely problem is there?
> That shows that at that moment, the CPU was the bottleneck (0% idle).
> That's not a huge amount of disk activity either so adding RAM won't
> help much even to increase the disk buffering.  'top' will show
> single processes using a lot of CPU.  'ps ax >file' will capture
> a snapshot of all currently running processes along with their
> total CPU time.  If you review the file you may find things that
> don't need to be running at all.   A faster server or splitting
> some of the users or apps off to a different server may be the
> only real answer.
> ---
>   Les Mikesell
>     les at futuresource.com
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