From owner-freebsd-questions@FreeBSD.ORG Wed Jul 24 18:35:59 2013 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 82E7F947 for ; Wed, 24 Jul 2013 18:35:59 +0000 (UTC) (envelope-from aurfalien@gmail.com) Received: from mail-pa0-x233.google.com (mail-pa0-x233.google.com [IPv6:2607:f8b0:400e:c03::233]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 3FE19248E for ; Wed, 24 Jul 2013 18:35:59 +0000 (UTC) Received: by mail-pa0-f51.google.com with SMTP id lf11so992354pab.10 for ; Wed, 24 Jul 2013 11:35:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; bh=0+LKKlBgzXyeoKn1aDuElEWn/3mRzV4w8FEU0Hx0EG4=; b=nUy4qCJqF6GmycIu9Rkbc8lGyXcOjuyPUohEqEYZzadSBka3/6eTLdt1lj0xN5rJh5 o75kvcxXMJqUTca3U1g5tieQa5f8j2r2bS3Tqu1iE02FI3D6eyWswqNSoD0VRpSqL7pF yQ8hvgR3j+7vRRKQAKdl30k8gneRVVn4SYv9ysJ5/JEpRhmp//Ef9Xh8KRMXumFi2HG1 2dGjO/mkP8B4L/URwgQuu2tO2rCSojhs+e34WPrX5s/btaJCViiEkhBXnT6Mu+5fbbkz z497A1grbtl1KAJz4EzibZnYpqP77bhQRJVO4HlszyFUglayI+3Ly6lrA4IjlsOqUq27 4xJA== X-Received: by 10.68.171.162 with SMTP id av2mr43504422pbc.104.1374690958867; Wed, 24 Jul 2013 11:35:58 -0700 (PDT) Received: from briankrusicw.logan.tv ([64.17.255.138]) by mx.google.com with ESMTPSA id 7sm45473293paf.22.2013.07.24.11.35.56 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 24 Jul 2013 11:35:57 -0700 (PDT) Subject: Re: TRIM and changing mount options Mime-Version: 1.0 (Apple Message framework v1085) Content-Type: text/plain; charset=us-ascii From: aurfalien In-Reply-To: <20130724160124.GD82464@dan.emsphone.com> Date: Wed, 24 Jul 2013 11:35:55 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: References: <316706C7-F038-4110-BB36-8EDFF9DC6A6B@gmail.com> <20130724025547.GC82464@dan.emsphone.com> <437A347C-B4E8-4648-ABB4-F8378955F83F@gmail.com> <20130724160124.GD82464@dan.emsphone.com> To: Dan Nelson X-Mailer: Apple Mail (2.1085) Cc: FreeBSD Questions X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Jul 2013 18:35:59 -0000 On Jul 24, 2013, at 9:01 AM, Dan Nelson wrote: > In the last episode (Jul 23), aurfalien said: >> On Jul 23, 2013, at 7:55 PM, Dan Nelson wrote: >>> In the last episode (Jul 23), aurfalien said: >>>> At any rate, could some one; >>>>=20 >>>> a) Explain how I am loading my file system as I'm used to fstab? >>>> b) How to run tunefs on my zroot >>>> c) How to determine if I actually have the needed TRIM support in = my >>>> kernel >>=20 >>> I'm not sure if there's a way to query TRIM status on arbitrary geom >>> providers, but you can see whether zfs successfully sent any TRIM >>> requests by watching the output of "sysctl kstat.zfs.misc.zio_trim". = If >>> .zio_trim.success increments and .unsupported (or .failed) doesn't, = then >>> you know that it's working. >>=20 >> Looks like I don't have it. >>=20 >> I keep reading that I must download the patch and make it which is = not an >> issue. >>=20 >> But I can't seem to find it. >>=20 >> I've dl'd the 9.2 beta in hopes to check its src and see if its = there. >>=20 >> Looks like all I really need is the current rel. >=20 > ZFS TRIM support was MFC'd into the 9 branch in June, so it wasn't in = 9.1 > but will be available in 9.2: >=20 > http://svnweb.freebsd.org/base?view=3Drevision&revision=3D251419 I actually got the 9.2 src and found what i was looking for so many = thanks. Gonna figure out what step are required to compile this in to my current = 9.1 rel. Thanks again. - aurf=