Date: Wed, 19 Jan 2005 19:19:43 -0800 From: Kris Kennaway <kris@obsecurity.org> To: Bartosz Fabianowski <freebsd@chillt.de> Cc: freebsd-stable@freebsd.org Subject: Re: Persisting troubles with periodic stalls every few minutes Message-ID: <20050120031943.GA75048@xor.obsecurity.org> In-Reply-To: <41EF0B1E.6010209@chillt.de> References: <41EF0B1E.6010209@chillt.de>
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[-- Attachment #1 --] On Thu, Jan 20, 2005 at 02:36:30AM +0100, Bartosz Fabianowski wrote: > When everything is working normally, the CPU is at: > 15% system 30% user 65% idle > > At the first screen update after a stall, the CPU is at: > 15% system 85% user 0% idle > > Also, the VM statistics such as "zfod" and "ofod" have jumped from their > usual zero level to several thousand. And disk activity is reported as > high, of course. A couple seconds after the stall is over, all > statistics return to their normal values. > > So, some user process is misbehaving. And has been doing so ever since > this box was set up. Plus, it is somehow disk related and happens no > matter what I am running or not, what I am doing or not. > > Any ideas on how to debug this? How can I find the guilty process? Try top, ps, systat, etc. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFB7yNPWry0BWjoQKURAgOKAJ99eMOGwimx6nH/0AT1ybbdKBS3IwCfUdW+ o3QlWs0Ecgl8f9f+SYDIDiA= =1SPK -----END PGP SIGNATURE-----
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