From owner-freebsd-current@FreeBSD.ORG Thu Oct 17 07:39:28 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 AB6C82CC; Thu, 17 Oct 2013 07:39:28 +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 6168A2990; Thu, 17 Oct 2013 07:39:28 +0000 (UTC) Received: from satan by hell.ukr.net with local ID 1VWiB3-0009DU-7L ; Thu, 17 Oct 2013 10:39:25 +0300 Date: Thu, 17 Oct 2013 10:39:25 +0300 From: Vitalij Satanivskij To: Steven Hartland Subject: Re: ZFS secondarycache on SSD problem on r255173 Message-ID: <20131017073925.GA34958@hell.ukr.net> References: <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> <20131017061248.GA15980@hell.ukr.net> <326B470C65A04BC4BC83E118185B935F@multiplay.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <326B470C65A04BC4BC83E118185B935F@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 Reply-To: satan@ukr.net 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 07:39:28 -0000 Just to be sure I understand you clearly, I need to test next configuration: 1) System with ashift patch eg. just latest stable/10 revision 2) vfs.zfs.trim.enabled=0 in /boot/loader.conf So realy only diferens in default system configuration is disabled trim functional ? Steven Hartland wrote: SH> Still worth testing with the problem version installed but SH> with trim disabled to see if that clears the issues, if SH> nothing else it will confirm / deny if trim is involved. SH> SH> Regards SH> Steve SH> SH> ----- Original Message ----- SH> From: "Vitalij Satanivskij" SH> To: "Steven Hartland" SH> Cc: "Justin T. Gibbs" ; "Vitalij Satanivskij" ; ; "Borja Marcos" SH> ; "Dmitriy Makarov" SH> Sent: Thursday, October 17, 2013 7:12 AM SH> Subject: Re: ZFS secondarycache on SSD problem on r255173 SH> SH> SH> > Hello. SH> > SH> > SSD is Intel SSD 530 series (INTEL SSDSC2BW180A4 DC12) SH> > SH> > Controler is onboard intel sata controler, motherboard is Supermicro X9SRL-F so it's Intel C602 chipset SH> > SH> > All cache ssd connected to sata 2 ports. SH> > SH> > System has LSI MPS controler (SAS2308) with firmware version - 16.00.00.00, but only hdd's (36 1TB WD RE4 drives) SH> > connected to it. SH> > SH> > SH> > Steven Hartland wrote: SH> > SH> Ohh stupid question what hardware are you running this on, SH> > SH> specifically what SSD's and what controller and if relavent SH> > SH> what controller Firmware version? SH> > SH> SH> > SH> I wonder if you might have bad HW / FW, such as older LSI SH> > SH> mps Firmware, which is know to causing corruption with SH> > SH> some delete methods. SH> > SH> SH> > SH> Without the ashift fixes, you'll be sending short requests SH> > SH> to the disk which will then ignore them, so I can see a SH> > SH> potential corrilation there. SH> > SH> SH> > SH> You could rule this out by disabling ZFS TRIM with SH> > SH> vfs.zfs.trim.enabled=0 in /boot/loader.conf SH> > SH> SH> > SH> Regards SH> > SH> Steve SH> > SH> SH> > 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 SH> > event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any SH> > information contained in it. SH> > SH> SH> > SH> In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 SH> > SH> or return the E.mail to postmaster@multiplay.co.uk. SH> > SH> SH> > SH> _______________________________________________ SH> > SH> freebsd-current@freebsd.org mailing list SH> > SH> http://lists.freebsd.org/mailman/listinfo/freebsd-current SH> > SH> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" SH> > SH> 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>