From owner-freebsd-current@FreeBSD.ORG Mon Oct 21 12:40:55 2013 Return-Path: Delivered-To: freebsd-current@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 ESMTP id 1CCBBFB; Mon, 21 Oct 2013 12:40:55 +0000 (UTC) (envelope-from prvs=1006428abc=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (using TLSv1 with cipher RC4-MD5 (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 877D4257E; Mon, 21 Oct 2013 12:40:54 +0000 (UTC) Received: from r2d2 ([82.69.141.170]) by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (MDaemon PRO v10.0.4) with ESMTP id md50006468009.msg; Mon, 21 Oct 2013 13:40:51 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Mon, 21 Oct 2013 13:40:51 +0100 (not processed: message from valid local sender) X-MDDKIM-Result: neutral (mail1.multiplay.co.uk) X-MDRemoteIP: 82.69.141.170 X-Return-Path: prvs=1006428abc=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: <73D8549BA8BE4920A1E67DC88E449E1B@multiplay.co.uk> From: "Steven Hartland" To: "Vitalij Satanivskij" References: <20131017061248.GA15980@hell.ukr.net> <326B470C65A04BC4BC83E118185B935F@multiplay.co.uk> <20131017073925.GA34958@hell.ukr.net> <2AFE1CBD9B124E3AB9E05A4E483CCE03@multiplay.co.uk> <20131018080148.GA75226@hell.ukr.net> <256B2E5A0BA44DCBB45BB3F3E820E190@multiplay.co.uk> <20131018144524.GA30018@hell.ukr.net> <4459A6FAB7B8445C97CCB9EFF34FD4F0@multiplay.co.uk> <20131019085547.GA33582@hell.ukr.net> <6917E0AC86C444EFB3B55750175BADED@multiplay.co.uk> <20131021123212.GA11886@hell.ukr.net> Subject: Re: ZFS secondarycache on SSD problem on r255173 Date: Mon, 21 Oct 2013 13:40:50 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 Cc: Vitalij Satanivskij , Dmitriy Makarov , "Justin T. Gibbs" , Borja Marcos , freebsd-current@freebsd.org X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Oct 2013 12:40:55 -0000 So previously you only started seeing l2 errors after there was a significant amount of data in l2arc? Thats interesting in itself if thats the case. I wonder if its the type of data, or something similar. Do you run compression on any of your volumes? zfs get compression Regards Steve ----- Original Message ----- From: "Vitalij Satanivskij" > > Just now I cannot say, as to triger problem we need at last 200+gb size on l2arc wich usually grow in one production day. > > But for some reason today in the morning server was rebooted so cache was flushed and now only 100Gb. > > Need to wait some more time. > > At last for now none error on l2. ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.