From owner-freebsd-stable@FreeBSD.ORG Sun Jan 10 00:56:23 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0F385106566C for ; Sun, 10 Jan 2010 00:56:23 +0000 (UTC) (envelope-from jdc@koitsu.dyndns.org) Received: from qmta04.emeryville.ca.mail.comcast.net (qmta04.emeryville.ca.mail.comcast.net [76.96.30.40]) by mx1.freebsd.org (Postfix) with ESMTP id E6E9A8FC18 for ; Sun, 10 Jan 2010 00:56:22 +0000 (UTC) Received: from omta10.emeryville.ca.mail.comcast.net ([76.96.30.28]) by qmta04.emeryville.ca.mail.comcast.net with comcast id TctW1d00G0cQ2SLA4cwPKa; Sun, 10 Jan 2010 00:56:23 +0000 Received: from koitsu.dyndns.org ([98.248.46.159]) by omta10.emeryville.ca.mail.comcast.net with comcast id TcwN1d00C3S48mS8WcwNB0; Sun, 10 Jan 2010 00:56:22 +0000 Received: by icarus.home.lan (Postfix, from userid 1000) id 1A2C21E301C; Sat, 9 Jan 2010 16:56:21 -0800 (PST) Date: Sat, 9 Jan 2010 16:56:21 -0800 From: Jeremy Chadwick To: freebsd-stable@freebsd.org Message-ID: <20100110005621.GA45015@icarus.home.lan> References: <7346c5c61001030842r7dc76199y51e4c1c90a3eea6e@mail.gmail.com> <7346c5c61001080831w375d158fu5b1996ee58cb0f8d@mail.gmail.com> <2ae8edf31001091051l156cb57alf549cfe06f1c7197@mail.gmail.com> <7346c5c61001091640w1a0ffb5y3ffe97cb88c76436@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7346c5c61001091640w1a0ffb5y3ffe97cb88c76436@mail.gmail.com> User-Agent: Mutt/1.5.20 (2009-06-14) Subject: Re: ZFS performance degradation over time X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 10 Jan 2010 00:56:23 -0000 On Sat, Jan 09, 2010 at 07:40:53PM -0500, Garrett Moore wrote: > If no-one has any questions, I'll try Artem's suggestion of wasting a bunch > of memory in Perl/Python and forcing some memory to be swapped out. (I don't > want to do it yet in case someone wants a specific number before I do that). It would help if you could provide the entire output from: sysctl kstat.zfs.misc.arcstats -- | Jeremy Chadwick jdc@parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |