Interrupt using all the CPU

[Fabian Keil]

nocturnal <nocturnal at swehack.se> wrote:

> I'm having a few problems with a webserver. Today the idle was at 0.0 
> and it's still like this. It doesn't look like it's affecting web 
> services but it looks weird and i'm afraid that the CPU is working
> it's ass off with something. Of course nothing shows up in top or ps
> that could indicate which process is taking up all this cpu and since 
> interrupt is the one using it i'm not even sure anything is actually 
> using up CPU since i don't know what interrupt is. Any hints or
> pointers would be appreciated.
> 
> It looks like interrupt and system are fighting for percents,
> interrupt has 100% constantly and as soon as interrupt drops system
> takes exactly what's left over and sometimes system doesn't do it so
> idle gets a few percents. It's weird to me simply because i can't
> find a description of what interrupt shows in top anywhere in the
> manuals.

Did you already try "top -S"?

Fabian
-- 
http://www.fabiankeil.de/
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 187 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-questions/attachments/20060703/d7beaef9/signature.pgp