From owner-freebsd-current@FreeBSD.ORG Thu Oct 17 07:30:29 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 4D97FDAD; Thu, 17 Oct 2013 07:30:29 +0000 (UTC) (envelope-from prvs=1002643260=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 B7D4C2900; Thu, 17 Oct 2013 07:30:28 +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 md50006426275.msg; Thu, 17 Oct 2013 08:30:24 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Thu, 17 Oct 2013 08:30:24 +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=1002643260=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: <326B470C65A04BC4BC83E118185B935F@multiplay.co.uk> From: "Steven Hartland" To: "Vitalij Satanivskij" 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> <20131017061248.GA15980@hell.ukr.net> Subject: Re: ZFS secondarycache on SSD problem on r255173 Date: Thu, 17 Oct 2013 08:30:41 +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: Thu, 17 Oct 2013 07:30:29 -0000 Still worth testing with the problem version installed but with trim disabled to see if that clears the issues, if nothing else it will confirm / deny if trim is involved. Regards Steve ----- Original Message ----- From: "Vitalij Satanivskij" To: "Steven Hartland" Cc: "Justin T. Gibbs" ; "Vitalij Satanivskij" ; ; "Borja Marcos" ; "Dmitriy Makarov" Sent: Thursday, October 17, 2013 7:12 AM Subject: Re: ZFS secondarycache on SSD problem on r255173 > 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" > ================================================ 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.