Re: Problems with OSDs (cuttlefish)

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Ok. It's more like this:

sudo initctl list | grep ceph

This lists all your ceph scripts and their state.

To start the cluster:

sudo start ceph-all

To stop the cluster:

sudo stop ceph-all

You can also do the same with all OSDs, MDSs, etc. I'll write it up
and check it in.


On Wed, Jun 5, 2013 at 3:16 PM, John Wilkins <john.wilkins@xxxxxxxxxxx> wrote:
> Alvaro,
>
> I ran into this too. Clusters running with ceph-deploy  now use upstart.
>
>> start ceph
>> stop ceph
>
> Should work. I'm testing and will update the docs shortly.
>
> On Wed, Jun 5, 2013 at 7:41 AM, Alvaro Izquierdo Jimeno
> <aizquierdo@xxxxxxxx> wrote:
>> Hi all,
>>
>>
>>
>> I already installed Ceph Bobtail in centos machines and it’s run perfectly.
>>
>>
>>
>> But now I have to install Ceph Cuttlefish over Redhat 6.4. I have two
>> machines (until the moment). We can assume the hostnames IP1 and IP2  ;).  I
>> want (just to test) two monitors (one per host) and two osds (one per host).
>>
>> In both machines, I have a XFS logical volume:
>>
>> Disk /dev/mapper/lvceph:  X GB, Y bytes
>>
>> The logical volume is formatted with XFS (sudo mkfs.xfs -f -i size=2048
>> /dev/mapper/ lvceph) and mounted
>>
>> In /etc/fstab I have:
>>
>> /dev/mapper/lvceph   /ceph                   xfs
>> defaults,inode64,noatime        0 2
>>
>>
>>
>> After use ceph-deploy to install (ceph-deploy install --stable cuttlefish
>> IP1 IP2), create (ceph-deploy new IP1 IP2) and add two monitors (ceph-deploy
>> --overwrite-conf mon create  IP1 y ceph-deploy --overwrite-conf mon create
>> IP2), I want to add the two osds
>>
>>
>>
>> ceph-deploy osd prepare IP1:/ceph
>>
>> ceph-deploy osd activate IP1:/ceph
>>
>> ceph-deploy osd prepare IP2:/ceph
>>
>> ceph-deploy osd activate IP2:/ceph
>>
>>
>>
>>
>>
>> But no one osd is up (neither in)
>>
>> #sudo ceph -d osd stat
>>
>> e3: 2 osds: 0 up, 0 in
>>
>> #sudo ceph osd tree
>>
>> # id    weight  type name       up/down reweight
>>
>> -1      0       root default
>>
>> 0       0       osd.0   down    0
>>
>> 1       0       osd.1   down    0
>>
>>
>>
>> I tried to start both osds:
>>
>> #sudo /etc/init.d/ceph  -a start osd.0
>>
>> /etc/init.d/ceph: osd.0 not found (/etc/ceph/ceph.conf defines ,
>> /var/lib/ceph defines )
>>
>>
>>
>> I suppose I have something wrong in the ceph-deploy osd prepare or activate
>> but, can anybody help me to find it?
>>
>> Is needed to add anything more to /etc/ceph/ceph.conf?
>>
>> Now it looks like:
>>
>> [global]
>>
>> filestore_xattr_use_omap = true
>>
>> mon_host = the_ip_of_IP1, the_ip_of_IP2
>>
>> osd_journal_size = 1024
>>
>> mon_initial_members = IP1,IP2
>>
>> auth_supported = cephx
>>
>> fsid = 43501eb5-e8cf-4f89-a4e2-3c93ab1d9cc5
>>
>>
>>
>>
>>
>> Thanks in advanced and best regards,
>>
>> Álvaro
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> ____________
>> Verificada la ausencia de virus por G Data AntiVirus Versión: AVA 22.10143
>> del 05.06.2013 Noticias de virus: www.antiviruslab.com
>>
>> _______________________________________________
>> 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



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