From owner-freebsd-hackers@FreeBSD.ORG Fri Jan 22 11:44:55 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5F569106568F for ; Fri, 22 Jan 2010 11:44:55 +0000 (UTC) (envelope-from alexander@leidinger.net) Received: from mail.ebusiness-leidinger.de (mail.ebusiness-leidinger.de [217.11.53.44]) by mx1.freebsd.org (Postfix) with ESMTP id 054A88FC13 for ; Fri, 22 Jan 2010 11:44:54 +0000 (UTC) Received: from outgoing.leidinger.net (pD954F1B8.dip.t-dialin.net [217.84.241.184]) by mail.ebusiness-leidinger.de (Postfix) with ESMTPSA id 950E9844844; Fri, 22 Jan 2010 12:44:46 +0100 (CET) Received: from webmail.leidinger.net (webmail.leidinger.net [192.168.1.102]) by outgoing.leidinger.net (Postfix) with ESMTP id 705C77EE71; Thu, 21 Jan 2010 03:32:21 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=Leidinger.net; s=outgoing-alex; t=1264041141; bh=QKHZREHz8Ii6K9Utur1Kq2s7hZIDkHNE3qneJP/Dgl4=; h=Message-ID:Date:From:To:Cc:Subject:References:In-Reply-To: MIME-Version:Content-Type:Content-Transfer-Encoding; b=KiRywhyG4bVQ4TYN/B3nM8EbqUZkzBzXIZ43qhSqLzwJZ335xIK9qIkI8igsTweF8 F48cTmvlekdQazheG7RojoXkqKxwsltnAIqSUNUN4MWg2AUEJNll6D+8hlW/uClM+g LmAch5TKSaXqN1HLKrl/vuu/jXsOSUFB24heqTTHSOxJKet+9ksOAI8ctfqijCz0Vk PLWgZJQIhvgOtSApQvq+RWorKC5fzIw2Yg6rd++iQfepGOWvgwyiv0ATcC06xMYamY YIr0x0T9qZh8LOX75ZY5lpuvoRu/7VOWBmiO8hZ8PJSV+k2Fyhxw6FUhtyV7kR3rTN N8kdnd7vdUd1w== Received: (from www@localhost) by webmail.leidinger.net (8.14.3/8.13.8/Submit) id o0KAEXam042606; Wed, 20 Jan 2010 11:14:33 +0100 (CET) (envelope-from Alexander@Leidinger.net) Received: from pslux.cec.eu.int (pslux.cec.eu.int [158.169.9.14]) by webmail.leidinger.net (Horde Framework) with HTTP; Wed, 20 Jan 2010 11:14:33 +0100 Message-ID: <20100120111433.25801pnmhrxnirok@webmail.leidinger.net> Date: Wed, 20 Jan 2010 11:14:33 +0100 From: Alexander Leidinger To: jhell References: <7f14551c1001190119x46c6b04dx2362cd1252f0d81@mail.gmail.com> <7f14551c1001190216w49814186n1ada2b721380502b@mail.gmail.com> <4B55C5A6.2020109@DataIX.net> In-Reply-To: <4B55C5A6.2020109@DataIX.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; DelSp="Yes"; format="flowed" Content-Disposition: inline Content-Transfer-Encoding: 7bit User-Agent: Dynamic Internet Messaging Program (DIMP) H3 (1.1.4) X-EBL-MailScanner-Information: Please contact the ISP for more information X-EBL-MailScanner-ID: 950E9844844.264A1 X-EBL-MailScanner: Found to be clean X-EBL-MailScanner-SpamCheck: not spam, spamhaus-ZEN, SpamAssassin (not cached, score=-1.363, required 6, autolearn=disabled, ALL_TRUSTED -1.44, DKIM_SIGNED 0.00, DKIM_VERIFIED -0.00, TW_ZF 0.08) X-EBL-MailScanner-From: alexander@leidinger.net X-EBL-MailScanner-Watermark: 1264765490.64908@58FsmgaiYaZEQSlgAHNtDg X-EBL-Spam-Status: No X-Mailman-Approved-At: Fri, 22 Jan 2010 12:46:18 +0000 Cc: freebsd-hackers@FreeBSD.org Subject: Re: Setting "zfs_arc_max" value in FreeBSD 8. X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Jan 2010 11:44:55 -0000 Quoting jhell (from Tue, 19 Jan 2010 09:45:58 -0500): > On 1/19/2010 5:16 AM, Sherin George wrote: >> Thanks Ivan :) >> >> I found It. add following in /boot/loader.conf >> >> =================== >> vfs.zfs.arc_max="10244M" >> =================== > I just thought I would give a shout at this for stable/7 as of last > week. I am not sure if this is just me but I had tried to adjust > zfs_arc_max and found out that it was unadjusted to my value after the > system came back up. > > Anyone know if it is adjustable on a system with 1024MB of ram ? Is this > just being auto calculated by some other value ? Can you confirm that you made the modification in /boot/loader.conf, and that you used the double-quotes around the value as shown above? The code in 7-stable regarding this is the same as in 8-stable and 9-current, so if it is done correctly, it has to change accordingly. Bye, Alexander. -- You ain't learning nothing when you're talking. http://www.Leidinger.net Alexander @ Leidinger.net: PGP ID = B0063FE7 http://www.FreeBSD.org netchild @ FreeBSD.org : PGP ID = 72077137