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Date: Thu, 17 Jan 2008 20:50:35 +0100
From: Kris Kennaway <kris@FreeBSD.org>
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To: Wayne Sierke <ws@au.dyndns.ws>
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Cc: stable@freebsd.org
Subject: Re: 7.0-PRERELEASE desktop system periodically freezes momentarily
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Wayne Sierke wrote:
> On Mon, 2008-01-14 at 21:06 +0100, Kris Kennaway wrote:
>> Same deal as before then.  It cannot be the same problem as in the 
>> previous 6.x trace (unless you are using a non-mpsafe filesystem, i.e. 
>> not UFS).
>>
>> Kris
> 
> In fact I have some MSDOSFS auto-mounting from /etc/fstab, but normally
> not in active use (by me - as for what gnome-* are doing in the
> background?).
> 
> Without those mounts the stuttering in glxgears when 'Harddisk' is
> enabled in System Monitor is barely perceptible. The stuttering with
> Network Monitor remains as do the other freezes.
> 
> I didn't have the same luck getting nvidia-driver working with
> LOCK_PROFILING in RELENG_7 as I did with MUTEX_PROFILING in RELENG_6.
> Looks like I'll have to test with nv or vesa driver instead, now.
> 
> I've also prepared a KTR testing kernel but in the process realise I
> don't know which trace classes to include?

KTR_SCHED

Kris