debugging frequent kernel panics on 8.2-RELEASE

[Steven Hartland]

----- Original Message ----- 
From: "Roger Marquis" <marquis at roble.com>
To: <freebsd-jail at FreeBSD.org>; <freebsd-stable at FreeBSD.org>
Sent: Saturday, August 20, 2011 7:10 PM
Subject: Re: debugging frequent kernel panics on 8.2-RELEASE


>>> Repeat this enough times and prison0.pr_uref reaches zero.
>>> To reach zero even sooner just kill enough of non-jailed processes.
> 
> Interesting.  We've been getting kernel panics in -stable but with only
> one jail started at boot without being restarted.
> 
> Are you using SAS drives by any chance?  Setting ethernet polling and HZ?
> How about softupdates, gmirror, and/or anything in sysctl.conf?

If your not restarting things it may be unrelated. No SAS, polling is
compiled in but no devices have it active and using ZFS only.

Are you seeing a double fault panic?

    Regards
    Steve

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