L2ARC degraded. Checksum errors, I/O errors

[George Kontostanos]

On Wed, May 20, 2015 at 11:16 PM, Karli Sjöberg <karli.sjoberg at slu.se>
wrote:

>
> Den 20 maj 2015 9:40 em skrev George Kontostanos <gkontos.mail at gmail.com>:
> >
> >
> >
> > 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 stora hela,
> 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.
>
> Whoops!
>
> 's/your ZFS storage's/our ZFS storage's/' :)
>
> /K
>
> That too :) But I was referring to the comment made by @slw


-- 
George Kontostanos
---