Re: Problems with OSDs (cuttlefish)

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Hi,

I do not think that ceph-deploy osd prepare/deploy/create actually works when run on a partition.  It was returning successfully for me, but wouldn't actually add any OSDs to the configuration and associate them with a host.  No errors, but also no result, had to revert back to using mkcephfs.

Ilja

> -----Original Message-----
> From: ceph-users-bounces@xxxxxxxxxxxxxx [mailto:ceph-users-
> bounces@xxxxxxxxxxxxxx] On Behalf Of Alvaro Izquierdo Jimeno
> Sent: Thursday, June 06, 2013 2:26 AM
> To: John Wilkins
> Cc: ceph-users@xxxxxxxxxxxxxx
> Subject: Re:  Problems with OSDs (cuttlefish)
>
> Hi John,
>
> Thanks for your answer!
>
> But Maybe I haven´t install the cuttlefish correctly in my hosts.
>
> sudo initctl list | grep ceph
> -> none
>
> No ceph-all found anywhere.
>
> Steps that I have done to install cuttlefish:
>
> sudo rpm --import
> 'https://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/release.asc'
> sudo su -c 'rpm -Uvh http://ceph.com/rpm-cuttlefish/el6/x86_64/ceph-
> release-1-0.el6.noarch.rpm'
> sudo yum install ceph
>
>
> Thanks a lot and best regards,
> Álvaro.
>
>
>
>
> -----Mensaje original-----
> De: John Wilkins [mailto:john.wilkins@xxxxxxxxxxx]
> Enviado el: jueves, 06 de junio de 2013 2:48
> Para: Alvaro Izquierdo Jimeno
> CC: ceph-users@xxxxxxxxxxxxxx
> Asunto: Re:  Problems with OSDs (cuttlefish)
>
> You can also start/stop an individual daemon this way:
>
> sudo stop ceph-osd id=0
> sudo start ceph-osd id=0
>
>
>
> On Wed, Jun 5, 2013 at 4:33 PM, John Wilkins <john.wilkins@xxxxxxxxxxx>
> wrote:
> > 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
>
>
>
> --
> John Wilkins
> Senior Technical Writer
> Intank
> john.wilkins@xxxxxxxxxxx
> (415) 425-9599
> http://inktank.com
>
> ____________
> Verificada la ausencia de virus por G Data AntiVirus
> Versión: AVA 22.10160 del 06.06.2013
> Noticias de virus: www.antiviruslab.com
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

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