Date: Thu, 21 Mar 2013 11:15:58 -0000 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Dmitry Morozovsky" <marck@rinet.ru> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r248572 - in head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs: . sys Message-ID: <7730C76F790D4A2FAF0E433695BC3EC9@multiplay.co.uk> References: <201303210934.r2L9YgE0015437@svn.freebsd.org> <alpine.BSF.2.00.1303211444010.91480@woozle.rinet.ru>
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----- Original Message ----- From: "Dmitry Morozovsky" <marck@rinet.ru> > On Thu, 21 Mar 2013, Steven Hartland wrote: > >> Author: smh >> Date: Thu Mar 21 09:34:41 2013 >> New Revision: 248572 >> URL: http://svnweb.freebsd.org/changeset/base/248572 >> >> Log: >> Add TRIM support for L2ARC. >> >> This adds TRIM support to cache vdevs. When ARC buffers are removed >> from the L2ARC in arc_hdr_destroy(), arc_release() or l2arc_evict(), >> the size previously occupied by the buffer gets scheduled for TRIMming. >> As always, actual TRIMs are only issued to the L2ARC after >> txg_trim_limit. >> >> Reviewed by: pjd (mentor) >> Approved by: pjd (mentor) >> Obtained from: https://github.com/dechamps/zfs/commit/31aae373994fd112256607edba7de2359da3e9dc >> MFC after: 2 weeks > > Wow! > > Thank you very much. > > (I possibly missed -- when did TRIM support for regular ZFS MFCed to stable/9?) We've been doing extensive testing in production of ZFS TRIM and following this latest set of patches I intend to get TRIM MFC'ed to stable-8 & stable-9 baring any objections. Regards Steve ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.
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