I've built a work-around here:
https://github.com/ceph/ceph/pull/23273
Paul
2018-08-10 12:51 GMT+02:00 Nikola Ciprich <nikola.cipr...@linuxbox.cz>:
> Hi,
>
> did this ever come to some conclusion? I've recently started seeing
> those messages on one luminous cluster and am not sure whethere
> those are dangerous or not..
>
> BR
>
> nik
>
>
> On Fri, Oct 06, 2017 at 05:37:00PM +0200, Olivier Bonvalet wrote:
> > Le jeudi 05 octobre 2017 à 21:52 +0200, Ilya Dryomov a écrit :
> > > On Thu, Oct 5, 2017 at 6:05 PM, Olivier Bonvalet <ceph.l...@daevel.fr
> > > > wrote:
> > > > Le jeudi 05 octobre 2017 à 17:03 +0200, Ilya Dryomov a écrit :
> > > > > When did you start seeing these errors? Can you correlate that
> > > > > to
> > > > > a ceph or kernel upgrade? If not, and if you don't see other
> > > > > issues,
> > > > > I'd write it off as faulty hardware.
> > > >
> > > > Well... I have one hypervisor (Xen 4.6 and kernel Linux 4.1.13),
> > > > which
> > >
> > > Is that 4.1.13 or 4.13.1?
> > >
> >
> > Linux 4.1.13. The old Debian 8, with Xen 4.6 from upstream.
> >
> >
> > > > have the problem for a long time, at least since 1 month (I haven't
> > > > older logs).
> > > >
> > > > But, on others hypervisors (Xen 4.8 with Linux 4.9.x), I haven't
> > > > the
> > > > problem.
> > > > And it's when I upgraded thoses hypervisors to Linux 4.13.x, that
> > > > "bad
> > > > crc" errors appeared.
> > > >
> > > > Note : if I upgraded kernels on Xen 4.8 hypervisors, it's because
> > > > some
> > > > DISCARD commands over RBD were blocking ("fstrim" works, but not
> > > > "lvremove" with discard enabled). After upgrading to Linux 4.13.3,
> > > > DISCARD works again on Xen 4.8.
> > >
> > > Which kernel did you upgrade from to 4.13.3 exactly?
> > >
> > >
> >
> > 4.9.47 or 4.9.52, I don't have more precise data about this.
> >
> > _______________________________________________
> > ceph-users mailing list
> > ceph-users@lists.ceph.com
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >
>
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Paul Emmerich
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