Date: Tue, 10 Apr 2007 04:38:57 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Craig Boston <craig@xfoil.gank.org>, Kris Kennaway <kris@obsecurity.org>, freebsd-current@FreeBSD.org, freebsd-fs@FreeBSD.org Subject: Re: ZFS committed to the FreeBSD base. Message-ID: <20070410023857.GZ76673@garage.freebsd.pl> In-Reply-To: <20070410014233.GD8189@nowhere> References: <4617A3A6.60804@kasimir.com> <20070407165759.GG8831@cicely12.cicely.de> <20070407180319.GH8831@cicely12.cicely.de> <20070407191517.GN63916@garage.freebsd.pl> <20070407212413.GK8831@cicely12.cicely.de> <20070410003505.GA8189@nowhere> <20070410003837.GB8189@nowhere> <20070410011125.GB38535@xor.obsecurity.org> <20070410013034.GC8189@nowhere> <20070410014233.GD8189@nowhere>
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--dZHW955j1vPFHE0Q Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Apr 09, 2007 at 08:42:33PM -0500, Craig Boston wrote: > On Mon, Apr 09, 2007 at 08:30:35PM -0500, Craig Boston wrote: > > Even the vm.zone breakdown seems to be gone in current so apparently my > > knowledge of such things is becoming obsolete :) >=20 > But vmstat -m still works >=20 > ... >=20 > solaris 145806 122884K - 15319671 16,32,64,128,256,512,1024,2048,40= 96 > ... >=20 > Whoa! That's a lot of kernel memory. Meanwhile... >=20 > kstat.zfs.misc.arcstats.size: 33554944 > (which is just barely above vfs.zfs.arc_min) >=20 > So I don't think it's the arc cache (yeah I know that's redundant) that > is the problem. Seems like something elsewhere in zfs is allocating > large amounts of memory and not letting it go, and even the cache is > having to shrink to its minimum size due to the memory pressure. ARC and ZIO are the biggest memory consumers and they are somehow connected. I just committed changes that should stabilize ZFS in this regard. Could you try them? --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --dZHW955j1vPFHE0Q Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFGGvjBForvXbEpPzQRAjGfAKCfnQAjCxkZ5vawLf9vxI++38CI8wCdGvwt uHR2Eu0WmhvO3KBsE/qkJ60= =ek/6 -----END PGP SIGNATURE----- --dZHW955j1vPFHE0Q--
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