Matthew,

I'll flag this for future doc changes. I noticed that you didn't run
ceph-deploy gatherkeys after creating your monitor(s). Any reason for that
omission?


On Mon, Dec 9, 2013 at 3:49 AM, Matthew Walster <matt...@walster.org> wrote:

> I'm having a play with ceph-deploy after some time away from it (mainly
> relying on the puppet modules).
>
> With a test setup of only two debian testing servers, I do the following:
>
> ceph-deploy new host1 host2
> ceph-deploy install host1 host2 (installs emperor)
> ceph-deploy mon create host1 host2
> ceph-deploy osd prepare host1:/dev/sda4 host2:/dev/sda4
> ceph-deploy osd activate host1:/dev/sda4 host2:/dev/sda4
> ceph-deploy mds create host1 host2
>
> Everything is running fine -- copy some files into CephFS, everything it
> looking great.
>
> host1: /etc/init.d/ceph stop osd
>
> Still fine.
>
> host1: /etc/init.d/ceph stop mds
>
> Fails over to the standby mds after a few seconds. Little outage, but to
> be expected. Everything fine.
>
> host1: /etc/init.d/ceph start osd
> host1: /etc/init.d/ceph start mds
>
> Everything recovers, everything is fine.
>
> Now, let's do something drastic:
>
> host1: reboot
> host2: reboot
>
> Both hosts come back up, but the mds never recovers -- it always says it
> is replaying.
>
> On closer inspection, host2's osd never came back into action. Doing:
>
> ceph-deploy osd activate host2:/dev/sda4 fixed the issue, and the mds
> recovered, as well as the osd now reporting both "up" and "in".
>
> Is there something obvious I'm missing? The ceph.conf seemed remarkably
> empty, do I have to re-deploy the configuration file to the monitors or
> similar? I've never noticed a problem with puppet deployed hosts, but that
> manually writes out the ceph.conf as part of the puppet run.
>
> Many thanks in advance,
>
> Matthew Walster
>
>
>
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> ceph-users@lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
>


-- 
John Wilkins
Senior Technical Writer
Intank
john.wilk...@inktank.com
(415) 425-9599
http://inktank.com
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