From owner-freebsd-fs@FreeBSD.ORG Thu Nov 13 04:54:38 2008 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7D811106564A for ; Thu, 13 Nov 2008 04:54:38 +0000 (UTC) (envelope-from toasty@dragondata.com) Received: from tokyo01.jp.mail.your.org (tokyo01.jp.mail.your.org [204.9.54.5]) by mx1.freebsd.org (Postfix) with ESMTP id 330008FC08 for ; Thu, 13 Nov 2008 04:54:38 +0000 (UTC) (envelope-from toasty@dragondata.com) Received: from tokyo01.jp.mail.your.org (localhost.your.org [127.0.0.1]) by tokyo01.jp.mail.your.org (Postfix) with ESMTP id EDC942AD58FB; Thu, 13 Nov 2008 04:54:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=dragondata.com; h=cc :message-id:from:to:in-reply-to:content-type :content-transfer-encoding:mime-version:subject:date:references; s=selector1; bh=UrHtOex+NEi/3uawpXA2kEScEU0=; b=sebUW70NpbnTi7c mWattR6QLfbH1uecyzneZxzLKDeEVR60DmBHNHAyv6h480IYrBb0VARL8FS2x8oH r4Ug6H9ADOqLVqywd51mTvR8+YKpQq2occ1rojtt/Wkh6NB+OeZuDt6ur4OQQz03 rQbAe6agTM9sFndvV5uvCS3kynU0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=dragondata.com; h=cc:message-id :from:to:in-reply-to:content-type:content-transfer-encoding :mime-version:subject:date:references; q=dns; s=selector1; b=qCT AncVf5ESCPnAYdBXrUsNTofgZk71cn2hwOYmnDtLCOju0mzBphgvoREdOkvYLDH6 mDIEo7Xm630DyrnypiptawCv4HoaYG9nZVbpA/4ZR57NO21HhCQLS5nXiDVzzsqQ EREsk0h+rayj5nQOUfpAl2BuGF0TQjlE4lz4mCQ4= Received: from mail.your.org (server3-a.your.org [64.202.112.67]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by tokyo01.jp.mail.your.org (Postfix) with ESMTPS id C35F32AD563B; Thu, 13 Nov 2008 04:54:36 +0000 (UTC) Received: from [IPv6:2002:451f:630b:1::1] (unknown [IPv6:2002:451f:630b:1::1]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by mail.your.org (Postfix) with ESMTPSA id B2D47A0A406; Thu, 13 Nov 2008 04:54:17 +0000 (UTC) Message-Id: <145D28E0-C04F-456C-990D-0D0672A0EB26@dragondata.com> From: Kevin Day To: Jeremy Chadwick In-Reply-To: <20081113043414.GA10272@icarus.home.lan> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v929.2) Date: Wed, 12 Nov 2008 22:54:26 -0600 References: <6EEFB17C-10DF-4CCD-AB07-83B4B75D033F@dragondata.com> <20081113043414.GA10272@icarus.home.lan> X-Mailer: Apple Mail (2.929.2) Cc: freebsd-fs@freebsd.org Subject: Re: UFS Snapshot lock time X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Nov 2008 04:54:38 -0000 On Nov 12, 2008, at 10:34 PM, Jeremy Chadwick wrote: > On Wed, Nov 12, 2008 at 08:22:29PM -0600, Kevin Day wrote: >> Is there any documentation out there that explains how to optimize >> UFS >> snapshotting? >> > This topic comes up about once every 2 weeks. There's a discussion > going about it on -stable right now: > > http://lists.freebsd.org/pipermail/freebsd-stable/2008-November/046524.html > My apologies - I looked through recent posts on lists 2 days ago, but didn't search again before posting here. I thought the much earlier complaints were about total deadlocks that didn't come back... re- reading I see otherwise. I'll move this over there. > It's also been documented on my issues Wiki: > > http://wiki.freebsd.org/JeremyChadwick/Commonly_reported_issues > Ack - I thought I had that page memorized. :) -- Kevin