[sheepdog-users] Vdi corruption with erasure code if n nodes < x

Andrew J. Hobbs ajhobbs at desu.edu
Mon Oct 6 15:23:57 CEST 2014

Would it be possible to freeze erasure encoded vdis rather than halting 
the cluster outright?

On 10/05/2014 02:33 AM, Hitoshi Mitake wrote:
> On Wed, Sep 10, 2014 at 4:30 PM, Valerio Pachera <sirio81 at gmail.com> wrote:
>> 2014-09-10 9:30 GMT+02:00 Valerio Pachera <sirio81 at gmail.com>:
>>> I opend the bug in launch pad.
>>> Please, set "Critical" importance to it.
>> Forgot to paste :-)
>> https://bugs.launchpad.net/sheepdog-project/+bug/1367612
> I looked at this problem and it is tightly related to current recovery
> scheme. Solving this problem requires amount of change for recovery.
> Slack way to avoid the problem is shutting down your cluster when a
> number of dead node becomes y (y is the smallest x:y on your cluster).
> I think the above slack solution can be implemented in 0.9. It would
> take one week so I have to delay v0.9.0. How do you think?
> Thanks,
> Hitoshi
>> --
>> sheepdog-users mailing lists
>> sheepdog-users at lists.wpkg.org
>> http://lists.wpkg.org/mailman/listinfo/sheepdog-users

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