From owner-freebsd-fs@FreeBSD.ORG Sun May 18 21:04:36 2014 Return-Path: Delivered-To: freebsd-fs@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 ESMTPS id 81B4F92C for ; Sun, 18 May 2014 21:04:36 +0000 (UTC) Received: from ita.aagh.net (unknown [IPv6:2a03:9800:10:11::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 45F662BC1 for ; Sun, 18 May 2014 21:04:36 +0000 (UTC) Received: from cpc8-hart10-2-0-cust548.11-3.cable.virginm.net ([62.252.182.37] helo=voi.aagh.net ident=mailnull) by ita.aagh.net with esmtps (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.82 (FreeBSD)) (envelope-from ) id 1Wm8G1-0008FW-Ge for freebsd-fs@freebsd.org; Sun, 18 May 2014 22:04:33 +0100 Received: from freaky by voi.aagh.net with local (Exim 4.82 (FreeBSD)) (envelope-from ) id 1Wm8G1-000NLk-0t for freebsd-fs@freebsd.org; Sun, 18 May 2014 22:04:33 +0100 Date: Sun, 18 May 2014 22:04:33 +0100 From: Thomas Hurst To: freebsd-fs@freebsd.org Subject: Re: kern/187594: [zfs] [patch] ZFS ARC behavior problem and fix Message-ID: <20140518210432.GA87981@voi.aagh.net> References: <201405151530.s4FFU0d6050580@freefall.freebsd.org> <5375A3A8.3010406@fsn.hu> <5375BEDC.9090202@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Not much. User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: 62.252.182.37 X-SA-Exim-Mail-From: tom@hur.st X-SA-Exim-Scanned: No (on ita.aagh.net); SAEximRunCond expanded to false X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 May 2014 21:04:36 -0000 * Matthias Gamsjager (mgamsjager@gmail.com) wrote: > > Please try to upgrade to r265945 or later. > > So far so good. No swapping, good ARC size after 1 day of uptime. 2 days without a byte of swap in use, down from a regular 1-2GB for the better part of a year. Woo. Illustrative graph: http://i.imgur.com/TX0TWCv.png Compare activity after the reboot in the middle with the one at the end. -- Thomas 'Freaky' Hurst http://hur.st/