Re: Administering a ceph cluster

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This is an error in the docs.  Upstart jobs apply to each node. I've
updated the docs to reflect this understanding. When deployed as a
service with the -a option, ceph would start daemons across nodes.
With upstart, you need to start and stop by invoking upstart on each
node.

On Tue, Aug 27, 2013 at 10:03 AM, Francesc Alted <francesc@xxxxxxxxxxxx> wrote:
> Hi,
>
> So I have already setup a shiny new Ceph cluster (in one single machine,
> quantal64, adminstered from another machine, precise64). Now, for operating
> the cluster, I am a bit unsure on how to interpret the docs in
> http://ceph.com/docs/next/rados/operations/operating/.  My interpretation is
> that I should start the cluster from the *admin* node, right?  But once I
> have done this in precise64 (via `sudo start ceph-all`), I try to see the
> status of it with the `ceph` command and I am getting this:
>
> $ ceph
> 2013-08-27 16:50:35.946904 7f43d44c6700  1 -- :/0 messenger.start
> 2013-08-27 16:50:35.947392 7f43d44c6700 -1 monclient(hunting): ERROR:
> missing keyring, cannot use cephx for authentication
> 2013-08-27 16:50:35.947410 7f43d44c6700  0 librados: client.admin
> initialization error (2) No such file or directory
> 2013-08-27 16:50:35.947444 7f43d44c6700  1 -- :/1020622 mark_down_all
> 2013-08-27 16:50:35.947604 7f43d44c6700  1 -- :/1020622 shutdown complete.
> Error connecting to cluster: ObjectNotFound
>
> Then, I tried to start the cluster right at 'cluster' machine (quantal64),
> but I am getting the same error in the admin machine.  Here it is the
> contents of my 'my-cluster' directory in the admin machine:
>
> vagrant@precise64:~/my-cluster$ ls
> ceph.bootstrap-mds.keyring  ceph.bootstrap-osd.keyring
> ceph.client.admin.keyring  ceph.conf  ceph.log  ceph.mon.keyring
>
> and my ceph.conf contents:
>
> $ cat ceph.conf
> [global]
> fsid = 64b3090b-a692-4993-98a0-ba3e0bedd7db
> mon initial members = quantal64
> mon host = 192.168.33.11
> auth supported = cephx
> osd journal size = 1024
> filestore xattr use omap = true
>
> [osd.1]
>     host = quantal64
>
> Am I doing something wrong?
>
> Thanks,
>
> --
> Francesc Alted
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>



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