>> I have a machine running web server. It has a lot of httpd's loaded and
>> most of them are sleeping. The load average is always around 7-13, so I
>> wonder why the CPU usage doesn't reach ~100%. It wastes CPU time or
>> simply there is something top does not show ?
>>
> AFAIK, load is not strictly a function of CPU usage - it's actually the
> amount of processes that have to
> wait for time on a CPU (??) and can be directly influenced by various other
> stuff like IRQs, disk usage,
> peripheral load etc... so you might want to look at something more
> informative - like vmstat
Very low disc I/O, no swapping, 2000-5000 context-switces/s.
Bye.
Giuliano Pochini ->)|(<- Shiny Corporation {AS6665} ->)|(<-
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Fri Jul 07 2000 - 13:24:54 EDT