Date: Thu, 9 Sep 2010 07:00:06 GMT From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@FreeBSD.org Subject: Re: usb/150401: Errors from USB drives mixed between UFS and ZFS Message-ID: <201009090700.o89706Zo017130@freefall.freebsd.org>
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The following reply was made to PR usb/150401; it has been noted by GNATS. From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org, "Decibel!" <decibel@decibel.org> Cc: FreeBSD-gnats-submit@freebsd.org Subject: Re: usb/150401: Errors from USB drives mixed between UFS and ZFS Date: Thu, 9 Sep 2010 08:53:41 +0200 On Monday 06 September 2010 05:33:09 Decibel! wrote: > >Number: 150401 > >Category: usb > >Synopsis: Errors from USB drives mixed between UFS and ZFS > >Confidential: no > >Severity: serious > >Priority: medium > >Responsible: freebsd-usb > >State: open > >Quarter: > >Keywords: > >Date-Required: > >Class: sw-bug > >Submitter-Id: current-users > >Arrival-Date: Thu Sep 09 03:00:08 UTC 2010 > >Closed-Date: > >Last-Modified: > >Originator: Decibel! > >Release: FreeBSD 8.1-RELEASE amd64 > >Organization: > > >Environment: > System: FreeBSD noel.decibel.org 8.1-RELEASE FreeBSD 8.1-RELEASE #0: Thu > Sep 2 19:38:40 CDT 2010 root@noel.decibel.org:/usr/obj/usr/src/sys/GENERIC > amd64 > > >Description: > I have a system with 3 USB drives: 2 are in a zpool mirror (though I've > seen the same behavior with them in a simple zpool stripe), one is > stand-alone UFS. > > I can hit either ZFS or the UFS drive hard (running bonnie++) and things > are fine. But as soon as I start hitting both of them, I start getting > errors: > > Sep 6 03:16:31 noel kernel: (da0:umass-sim0:0:0:0): AutoSense failed > Sep 6 03:16:31 noel root: ZFS: vdev I/O failure, zpool=zsb path=/dev/da0 > offset=1145095418880 size=1024 error=5 (I'll get some number of the second > error, usually between 5 and 20 per incident). > > The frequency of these errors is dependent on workload. I've been rsyncing > some data at a rate of ~500kB/s (rsync --bwlimit=500) and that's > generating roughly 3 events per hour: > > Sep 6 00:36:00 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 01:37:11 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 01:38:25 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 01:40:02 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 01:41:03 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 01:41:34 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 02:18:27 noel kernel: (da0:umass-sim0:0:0:0): AutoSense failed > Sep 6 02:37:36 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 02:42:30 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 03:13:30 noel kernel: (da0:umass-sim0:0:0:0): AutoSense failed > Sep 6 03:15:38 noel kernel: (da1:umass-sim1:1:0:0): AutoSense failed > Sep 6 03:16:31 noel kernel: (da0:umass-sim0:0:0:0): AutoSense failed > > The errors are always on the ZFS drives (da0, da1); I haven't seen any on > the UFS drive. > > decibel@noel.2[22:32]~:15>sudo usbconfig > ugen0.1: <OHCI root HUB nVidia> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) > pwr=ON ugen1.1: <EHCI root HUB nVidia> at usbus1, cfg=0 md=HOST spd=HIGH > (480Mbps) pwr=ON ugen1.2: <FreeAgent Seagate> at usbus1, cfg=0 md=HOST > spd=HIGH (480Mbps) pwr=ON ugen1.3: <FreeAgent Seagate> at usbus1, cfg=0 > md=HOST spd=HIGH (480Mbps) pwr=ON ugen1.4: <FreeAgent Pro Seagate> at > usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON ugen0.2: <USB Mouse > Logitech> at usbus0, cfg=0 md=HOST spd=LOW (1.5Mbps) pwr=ON > > >How-To-Repeat: > Hopefully someone else can repeat this with a similar setup. > > >Fix: > >Release-Note: > >Audit-Trail: > > >Unformatted: > _______________________________________________ > freebsd-usb@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-usb > To unsubscribe, send any mail to "freebsd-usb-unsubscribe@freebsd.org" Hi, Try to enable quirks on your USB mass storage device, for example no synchronize cache. See man usbconfig and usbconfig -h and kldload usb_quirk.ko --HPS
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