debugging frequent kernel panics on 8.2-RELEASE

[Roger Marquis]

>> 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?

Roger Marquis