Date: Thu, 17 Oct 2013 08:30:41 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Vitalij Satanivskij" <satan@ukr.net> Cc: Vitalij Satanivskij <satan@ukr.net>, Dmitriy Makarov <supportme@ukr.net>, "Justin T. Gibbs" <gibbs@FreeBSD.org>, Borja Marcos <borjam@sarenet.es>, freebsd-current@freebsd.org Subject: Re: ZFS secondarycache on SSD problem on r255173 Message-ID: <326B470C65A04BC4BC83E118185B935F@multiplay.co.uk> 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> <E5E6AB7C-C067-4B92-8A38-9DD811011D6F@FreeBSD.org> <7059AA6DCC0D46B8B1D33FC883C31643@multiplay.co.uk> <20131017061248.GA15980@hell.ukr.net>
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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" <satan@ukr.net>
To: "Steven Hartland" <killing@multiplay.co.uk>
Cc: "Justin T. Gibbs" <gibbs@FreeBSD.org>; "Vitalij Satanivskij" <satan@ukr.net>; <freebsd-current@freebsd.org>; "Borja Marcos"
<borjam@sarenet.es>; "Dmitriy Makarov" <supportme@ukr.net>
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>
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