Experiencing hangs on SMP box with no console messages given
for clues. Details inside.
Tillman Hodgson
tillman at seekingfire.com
Fri Mar 23 20:20:30 UTC 2007
On Sun, Mar 18, 2007 at 01:29:45PM -0600, Tillman Hodgson wrote:
> On Sun, Mar 18, 2007 at 03:50:01PM +0100, Robert Watson wrote:
> > If using uid/gid firewall rules, make sure to read the pertinent man pages
> > regarding setting debug.mpsafenet=0 in loader.conf to avoid deadlocks.
>
> I am using firewall rules, with pf rather than ipfw, but I'm not using
> anything tied to user information.
>
> > This is only a workaround for the issue, and when debug.mpsafenet is
> > removed, this workaround will no longer be available. The
> > authors/maintainers of the various firewall packages need to correct these
> > problems or the lock order reversals (and associated deadlocks) will
> > persist.
>
> Interesting :-)
Update:
5 days with it in place and no problems.
-T
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