Date: Sun, 1 May 2011 15:37:52 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Alexander Leidinger <Alexander@Leidinger.net> Cc: freebsd-fs@freebsd.org, Alexander Motin <mav@FreeBSD.org> Subject: Re: TRIM clustering Message-ID: <20110501133752.GC3245@garage.freebsd.pl> In-Reply-To: <20110501000656.00007ea1@unknown> References: <4DBBB20A.5050102@FreeBSD.org> <20110430072831.GA65598@icarus.home.lan> <20110501000656.00007ea1@unknown>
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[-- Attachment #1 --] On Sun, May 01, 2011 at 12:06:56AM +0200, Alexander Leidinger wrote: > On Sat, 30 Apr 2011 00:28:31 -0700 Jeremy Chadwick > <freebsd@jdc.parodius.com> wrote: > > > On Sat, Apr 30, 2011 at 09:54:02AM +0300, Alexander Motin wrote: > > > Other notes: TRIM needs to be supported on swap as well, and in my > > opinion this is just as important as it being in UFS. I'm not sure > > how one would implement that. > > This brings up the question if a ZFS cache (where the contents do not > survive a reboot) is completely TRIMmed before used (and normally > trimmed during use)... It is not trimmed at all. -- Pawel Jakub Dawidek http://www.wheelsystems.com FreeBSD committer http://www.FreeBSD.org Am I Evil? Yes, I Am! http://yomoli.com [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAk29Yi8ACgkQForvXbEpPzSdbgCfZWoNZPhqrb4cIvpQM2hXuSGP ib4An0i7263o4rbpc1BS9OkH8cQo6XXS =8eY2 -----END PGP SIGNATURE-----
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