Re: Intermittent hangs in vmem_periodic()

From: Gleb Smirnoff <glebius_at_FreeBSD.org>
Date: Thu, 12 Sep 2013 22:17:11 +0400
On Thu, Sep 12, 2013 at 09:31:17AM -0700, hiren panchasara wrote:
h> > > h> PMC: [INSTR_RETIRED_ANY] Samples: 117647 (100.0%) , 6885 unresolved
h> > > h>
h> > > h> %SAMP CALLTREE
h> > > h>  75.9 fork_exit_at_kernel taskqueue_thread_loop taskqueue_run_locked
h> > > h> vmem_periodic(75.9%)
h> > >
h> > > You probably got DIAGNOSTIC in your kernel config.
h> >
h> > Yes. And I've always had that. Never been a problem before. What has
h> > changed?
h> >
h> 
h> Thanks Gleb.
h> I've removed DIAGNOSTIC and the problem is gone now.
h> 
h> But the way system was behaving with DIAGNOSTIC, its unusable.

Please report that to Jeff. With DIAGNOSTIC the system can be slower,
more chatty on console, but should be usable.

-- 
Totus tuus, Glebius.
Received on Thu Sep 12 2013 - 16:17:15 UTC

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