L2ARC degraded. Checksum errors, I/O errors

[George Kontostanos]

On Wed, May 20, 2015 at 9:53 PM, Karli Sjöberg <karli.sjoberg at slu.se> wrote:

>
> Den 20 maj 2015 7:50 em skrev Slawa Olhovchenkov <slw at zxy.spb.ru>:
> >
> > On Wed, May 20, 2015 at 07:17:44PM +0300, George Kontostanos wrote:
> >
> > > Hello,
> > >
> > > Appologies if that has been asked before. I was wondering if the
> following
> > > bug has been addressed so far:
> > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=198242
> >
> > As I know
> >
> > kstat.zfs.misc.arcstats.l2_cksum_bad: 14495
> > kstat.zfs.misc.arcstats.l2_io_error: 12877
> >
> > caused by hardware failure on L2ARC device.
> > try replace it.
>
> Hardly. We are seeing this phenomenon on all of your ZFS storage's, where
> some of the L2ARC's are new, so I'd be very surprised if these are real
> hardware failures. That, as well as being reported by so many, my vote is
> on bug.
>
> @gkontos
> Thanks for bringing this to attention, I'm also interested in hearing if
> anyone's working on this.
>
> /K
>

Thanks, I am ignoring the previous comment as it makes no real sense.


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-- 
George Kontostanos
---