From owner-freebsd-questions@freebsd.org Thu Oct 8 21:33:44 2015 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DC0FF9D20A3 for ; Thu, 8 Oct 2015 21:33:44 +0000 (UTC) (envelope-from aurfalien@gmail.com) Received: from mail-pa0-x22e.google.com (mail-pa0-x22e.google.com [IPv6:2607:f8b0:400e:c03::22e]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id ABA9BDCD for ; Thu, 8 Oct 2015 21:33:44 +0000 (UTC) (envelope-from aurfalien@gmail.com) Received: by pacex6 with SMTP id ex6so65515382pac.0 for ; Thu, 08 Oct 2015 14:33:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :message-id:references:to; bh=fkC9ceLdi6pBrWy4p5Vzti4oyKPE/G81tu6eMKcwuEY=; b=Nr7KCI0BC6BmIhMKxBOJPyfZlE1GLRT2ALng3S0cu0ojP6QLOlB3pFxT0lvfZ4A9Cf tqerz8C/MMdJO376ok4LynTnVwqV4IdKhJMrjjVBZg1UvSOnqF3/xIKXdvcjXlkTf6MA G6ROlbQowChpGdGLS+YrMGz+fWMs1daq4swT7qqrPr00iKMsjBGWjqupQPmt9sWhOkjv M5+If0i5W8IIaet+x18VNIZrsKmmTf+juHHTAVkxI7WzAGWmRGrqvV0PfXQ1wrPaanYd ZfcHhtfFQu3jUNfiTvj0QEWg1S9B3qdpF5iFUjFGvXrv/UhgchzoqBo+9PCYFyLdcfVF FH6g== X-Received: by 10.68.241.234 with SMTP id wl10mr10612173pbc.27.1444340024102; Thu, 08 Oct 2015 14:33:44 -0700 (PDT) Received: from briankrusicw.logan.tv ([64.17.255.138]) by smtp.gmail.com with ESMTPSA id dy8sm33929817pab.38.2015.10.08.14.33.43 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 08 Oct 2015 14:33:43 -0700 (PDT) Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Subject: Re: ZFS best resilver settings? From: aurfalien In-Reply-To: Date: Thu, 8 Oct 2015 14:33:41 -0700 Cc: Quartz , freebsd-questions@freebsd.org Message-Id: References: <5615D856.4000801@sneakertech.com> <56161935.9040405@FreeBSD.org> <5616565B.8030802@sneakertech.com> To: Daniel Feenberg X-Mailer: Apple Mail (2.1878.6) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.20 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Oct 2015 21:33:45 -0000 Holy guacamoly! For us, 3TB drives take about a day on a; 8x RaidZ2 stripes 46 disks array ~100TB usable Were at any given time its 70% or more used. - aurf "Janitorial Services" On Oct 8, 2015, at 11:59 AM, Daniel Feenberg wrote: >=20 >=20 > On Thu, 8 Oct 2015, aurfalien wrote: >=20 >> These settings help quicken my resilver times; >>=20 >> vfs.zfs.resilver_delay 0 >> vfs.zfs.resilver_min_time_ms 5000 >>=20 >> Also I check the disks regularly via cron and have this set; >>=20 >> vfs.zfs.scrub_delay 0 >>=20 >=20 > Can I ask how long a relivering takes? We are seeing 8 days for a 3TB = drive that is in modest use and wonder if that is to be expected. >=20 > daniel feenberg >=20