Hi John,
It looks like we aren't encoding the old format for the pool_stat_t
structure (which changed in v0.42). Can you try with the patch from
wip-3212 applied? You can get debs from the gitbuilders, see
http://ceph.com/docs/master/install/debian/
under development testing packages.
Thanks!
sage
http://tracker.newdream.net/issues/3212
On Mon, 24 Sep 2012, John Leach wrote:
> Hi,
>
> I'm calling rados_ioctx_pool_stat and it's hanging.
>
> logs show:
>
> > 2012-09-24 21:30:08.411947 7f0041251700 failed to decode message of type 59
> > v1: buffer::end_of_buffer
> > 2012-09-24 21:30:08.412286 7f0043255700 monclient: hunting for new mon
>
> my local client is the Ubuntu Precise provided librados2 package
> (0.41-1ubuntu2.1)
>
> my cluster is running the unstable packages provided by Ceph
> (0.51-1precise).
>
> If I upgrade my client just up to the stable 0.48.1argonaut-1precise
> package, it fixes the problem.
>
> If the protocol changed, then I'd expect librados would let me know. Is
> there some way to check this? rados_version returns the version of the
> library, but I can't see how to get the version of the cluster (or quite
> how I'd compare them in a meaningful way).
>
> Thanks,
>
> John.
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