Re: Virtual machines using RBD remount read-only on OSD slow requests

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I hope you can provide with more runtime infos like logs

On Fri, Dec 5, 2014 at 11:32 PM, Paulo Almeida
<palmeida@xxxxxxxxxxxxxxxxx> wrote:
> Hi,
>
> I recently e-mailed ceph-users about a problem with virtual machine RBD
> disks remounting read-only because of OSD slow requests[1]. I just
> wanted to report that although I'm still seeing OSDs from one particular
> machine going down sometimes (probably some hardware problem on that
> node), the virtual machines haven't been remounting their disks
> read-only.
>
> I can't be sure of the cause, because I didn't do any controlled tests
> (or any tests at all), but one thing I changed was the
> osd_recovery_op_priority, from the default 10 to 5. I had seen some
> suggestions on this list regarding that parameter and they may well have
> been useful in my case.
>
> Cheers,
> Paulo
>
> [1]http://lists.ceph.com/pipermail/ceph-users-ceph.com/2014-November/044887.html
>
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com



-- 
Best Regards,

Wheat
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