Date: Fri, 13 Aug 2010 06:56:25 +1000 From: Peter Jeremy <peterjeremy@acm.org> To: freebsd-fs@freebsd.org Subject: Re: zfs arc - just take it all and be good to me Message-ID: <20100812205625.GA79515@server.vk2pj.dyndns.org> In-Reply-To: <20100811214302.GB44635@tolstoy.tols.org> References: <20100810214418.GA28288@tolstoy.tols.org> <20100811014919.GA52992@icarus.home.lan> <20100811192537.GA44635@tolstoy.tols.org> <AANLkTin-YvEzoN-ThwwDAqn2mWFMD4-7BnP8N95EqTk0@mail.gmail.com> <20100811214302.GB44635@tolstoy.tols.org>
next in thread | previous in thread | raw e-mail | index | archive | help
[-- Attachment #1 --] On 2010-Aug-11 21:43:02 +0000, Marco van Tol <marco@tols.org> wrote: >On Wed, Aug 11, 2010 at 01:08:51PM -0700, Artem Belevich wrote: >> There's a hack floating around that attempts to force kernel into >> freeing up memory from inactive/cache lists before draining ARC. It >> does help a bit with this issue, but it's still a hack. > >That makes sense Artem, thanks. I think you mean the posts with the >perl one-liner I used in my tests as well. (perl variable assignment of >1.5GB in the posts their version) I suspect Artem is referring to his patch at http://pastebin.com/ZCkzkWcs which I have tweaked somewhat (see the last patch in http://www.freebsd.org/cgi/query-pr.cgi?pr=146410 ). Whilst these patches _are_ hacks, they seem to do a good job of making ZFS and UFS play together. -- Peter Jeremy [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.15 (FreeBSD) iEYEARECAAYFAkxkX/kACgkQ/opHv/APuId4kACgmCipE6aOmqERf0qO7fYAdDA2 Nb8AnRwm+ArRfOgCmYqYfprQD3ggFblc =o5nq -----END PGP SIGNATURE-----
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20100812205625.GA79515>