ARC size constantly shrinks, then ZFS slows down extremely

[Pawel Jakub Dawidek]

On Fri, Oct 02, 2009 at 09:59:03AM +0200, Attila Nagy wrote:
> Backing out this change from the 8-STABLE kernel:
> http://svn.freebsd.org/viewvc/base/head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c?r1=191901&r2=191902
> 
> makes it survive about half and hour of IMAP searching. Of course only 
> time will tell whether this helps in the long run, but so far 10/10 
> tries succeeded to kill the machine with this method...

Could you try this patch:

	http://people.freebsd.org/~pjd/patches/arc.c.4.patch

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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