From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <1435c4e71bbcd8b425de038c00040356@plan9.ucalgary.ca>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] High interruptload on cpu server
From: mirtchov@cpsc.ucalgary.ca
In-Reply-To: <863ccf8as1.fsf@gic.mteege.de>
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Date: Sun, 23 Nov 2003 08:09:54 -0700
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you can use kprof(3) to profile the kernel, usually the interrupt
routine of the device driver for the device generating the interrupts
will be one with a higher percentage.

andrey

> Moin,
>
> I have a cpu server running in a vmware machine. I run stats on my
> terminal (also vmware) and on the cpu server and since some days
> there is a relativ high interrupt/sec load on the cpu server. The
> stats line remains on 50% of the display. All other stats are
> "normal". The interrupt load on the terminal is much smaller.
>
> Is there any way to detect, how is eating the interrupts? There
> isn't much load on the cpu server.
>
> Matthias