From owner-freebsd-current@FreeBSD.ORG Thu Oct 17 06:12:51 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 8288D4F6; Thu, 17 Oct 2013 06:12:51 +0000 (UTC) (envelope-from satan@ukr.net) Received: from hell.ukr.net (hell.ukr.net [212.42.67.68]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 38A3B24F9; Thu, 17 Oct 2013 06:12:50 +0000 (UTC) Received: from satan by hell.ukr.net with local ID 1VWgpE-0004KL-MO ; Thu, 17 Oct 2013 09:12:48 +0300 Date: Thu, 17 Oct 2013 09:12:48 +0300 From: Vitalij Satanivskij To: Steven Hartland Subject: Re: ZFS secondarycache on SSD problem on r255173 Message-ID: <20131017061248.GA15980@hell.ukr.net> References: <1379333192.127359970.ma5jnbc5@fmst-6.ukr.net> <1379334340.567465877.0b1lli6r@fmst-6.ukr.net> <8365CE736DC749DF95D0030A725211F6@multiplay.co.uk> <02549AD9-C456-4E17-927C-B4BCC97F8CC8@freebsd.org> <4AA28730F331444AB13108ABF0CD68B7@multiplay.co.uk> <1379496242.750778745.m0ksff1m@fmst-6.ukr.net> <20131016080100.GA27758@hell.ukr.net> <3A44A8F6-8B62-4A23-819D-B91A3E6E5EF9@freebsd.org> <7059AA6DCC0D46B8B1D33FC883C31643@multiplay.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7059AA6DCC0D46B8B1D33FC883C31643@multiplay.co.uk> User-Agent: Mutt/1.5.21 (2010-09-15) 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: Thu, 17 Oct 2013 06:12:51 -0000 Hello. SSD is Intel SSD 530 series (INTEL SSDSC2BW180A4 DC12) Controler is onboard intel sata controler, motherboard is Supermicro X9SRL-F so it's Intel C602 chipset All cache ssd connected to sata 2 ports. System has LSI MPS controler (SAS2308) with firmware version - 16.00.00.00, but only hdd's (36 1TB WD RE4 drives) connected to it. Steven Hartland wrote: SH> Ohh stupid question what hardware are you running this on, SH> specifically what SSD's and what controller and if relavent SH> what controller Firmware version? SH> SH> I wonder if you might have bad HW / FW, such as older LSI SH> mps Firmware, which is know to causing corruption with SH> some delete methods. SH> SH> Without the ashift fixes, you'll be sending short requests SH> to the disk which will then ignore them, so I can see a SH> potential corrilation there. SH> SH> You could rule this out by disabling ZFS TRIM with SH> vfs.zfs.trim.enabled=0 in /boot/loader.conf SH> SH> Regards SH> Steve SH> SH> ================================================ SH> 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. SH> SH> In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 SH> or return the E.mail to postmaster@multiplay.co.uk. SH> SH> _______________________________________________ SH> freebsd-current@freebsd.org mailing list SH> http://lists.freebsd.org/mailman/listinfo/freebsd-current SH> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"