Date: Thu, 8 Sep 2016 19:35:37 +0300 From: Ruslan Makhmatkhanov <rm@FreeBSD.org> To: Gary Palmer <gpalmer@freebsd.org>, Ruslan Makhmatkhanov <rm@FreeBSD.org> Cc: Maurizio Vairani <maurizio.vairani@cloverinformatica.it>, freebsd-fs@freebsd.org Subject: Re: ZFS-8000-8A: assistance needed Message-ID: <51014b52-b521-7539-d7f5-9b265a85cd52@FreeBSD.org> In-Reply-To: <20160908132427.GB42278@in-addr.com> References: <c6e3d35a-d554-a809-4959-ee858c38aca7@FreeBSD.org> <b9edb1ae-b59a-aefc-f547-1fb69e79f0f7@cloverinformatica.it> <11f2a660-304d-4a50-bab8-ec2a2737b3a4@FreeBSD.org> <20160908121617.GA42278@in-addr.com> <75465e13-7992-4172-ab40-51b2e462a400@FreeBSD.org> <20160908132427.GB42278@in-addr.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Gary Palmer wrote on 09/08/2016 16:24: > On Thu, Sep 08, 2016 at 03:35:50PM +0300, Ruslan Makhmatkhanov wrote: >> Gary Palmer wrote on 09/08/2016 15:16: >>> On Thu, Sep 08, 2016 at 02:46:04PM +0300, Ruslan Makhmatkhanov wrote: >>>> Maurizio Vairani wrote on 09/08/2016 10:39: >>>>> Hi Ruslan, >>>>> >>>>> Il 06/09/2016 22:00, Ruslan Makhmatkhanov ha scritto: >>>>>> NAME STATE READ WRITE CKSUM >>>>>> storage_ssd ONLINE 0 0 59.3K >>>>>> mirror-0 ONLINE 0 0 0 >>>>>> gpt/drive-06 ONLINE 0 0 0 >>>>>> gpt/drive-07 ONLINE 0 0 9 >>>>>> mirror-1 ONLINE 0 0 119K >>>>>> gpt/drive-08 ONLINE 0 0 119K >>>>>> gpt/drive-09 ONLINE 0 0 119K >>>>>> cache >>>>>> mfid5 ONLINE 0 0 0 >>>>>> mfid6 ONLINE 0 0 0 >>>>>> >>> >>>> So, I'm interested how you detect that particular drives (with gpt >>>> labels drive-07, drive-08 and drive-09) are failing? >>> >>> The CKSUM errors from the zpool status output. They are >>> indicative of underlying problems. gpt/drive-07 has a low count >>> so it's possibly not a major problem, but gpt/drive-08 and >>> gpt/drive-09 both have a significant number. I find it a bit >>> curious that both drives in the mirror have similar number of >>> errors. Possibly indicating data pathing errors. >> >> Ah, ok, thanks. I wasn't able to find meaning of CKSUM field description >> in zpool manpage, so didn't got it at the time. Not sure about data >> pathing errors though. > > I mean something in the data path for both drives that is common > to those two drives and not the others. If they're all attached to > the same controller, maybe they're on a different SAS port or cable > or something to the other drives. > > Regards, > > Gary We'll check that. Thank you, Gary! -- Regards, Ruslan T.O.S. Of Reality
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?51014b52-b521-7539-d7f5-9b265a85cd52>