the /var/lib/ceph/osd/ceph-3/keyring is missing here ..
is there way to generate a keyring for osd.3 ?


thanks!

On Thu, Sep 30, 2021 at 1:18 AM Eugen Block <ebl...@nde.ag> wrote:

> Is the content of OSD.3 still available in the filesystem? If the
> answer is yes you can get the OSD's keyring from
>
> /var/lib/ceph/osd/ceph-3/keyring
>
> Then update your osd.3.export file with the correct keyring and then
> import the correct back to ceph.
>
>
> Zitat von Abdelillah Asraoui <aasra...@gmail.com>:
>
> > I must have imported osd.2 key instead,  now osd.3 has the same key as
> osd.2
> >
> > ceph auth import -i osd.3.export
> >
> >
> > How do we update this ?
> >
> > thanks!
> >
> >
> >
> > On Wed, Sep 29, 2021 at 2:13 AM Eugen Block <ebl...@nde.ag> wrote:
> >
> >> Just to clarify, you didn't simply import the unchanged keyring but
> >> modified it to reflect the actual key of OSD.3, correct? If not, run
> >> 'ceph auth get osd.3' first and set the key in the osd.3.export file
> >> before importing it to ceph.
> >>
> >>
> >> Zitat von Abdelillah Asraoui <aasra...@gmail.com>:
> >>
> >> > i have created keyring for the osd3 but still pod is not booting up..
> >> >
> >> > As outlined:
> >> > https://access.redhat.com/solutions/3524771
> >> >
> >> > ceph auth export osd.2 -o osd.2.export
> >> > cp osd.2.export osd.3.export
> >> > ceph auth import -i osd.3.export
> >> > imported keyring
> >> >
> >> >
> >> > Any suggestions ?
> >> >
> >> > Thanks!
> >> >
> >> > On Tue, Sep 21, 2021 at 8:34 AM Abdelillah Asraoui <
> aasra...@gmail.com>
> >> > wrote:
> >> >
> >> >> Hi,
> >> >>
> >> >> one of the osd in the cluster went down, is there a workaround to
> bring
> >> >> back this osd?
> >> >>
> >> >>
> >> >> logs from ceph osd pod shows the following:
> >> >>
> >> >> kubectl -n rook-ceph logs rook-ceph-osd-3-6497bdc65b-pn7mg
> >> >>
> >> >> debug 2021-09-20T14:32:46.388+0000 7f930fe9cf00 -1 auth: unable to
> find
> >> a
> >> >> keyring on /var/lib/ceph/osd/ceph-3/keyring: (13) Permission denied
> >> >>
> >> >> debug 2021-09-20T14:32:46.389+0000 7f930fe9cf00 -1 auth: unable to
> find
> >> a
> >> >> keyring on /var/lib/ceph/osd/ceph-3/keyring: (13) Permission denied
> >> >>
> >> >> debug 2021-09-20T14:32:46.389+0000 7f930fe9cf00 -1 auth: unable to
> find
> >> a
> >> >> keyring on /var/lib/ceph/osd/ceph-3/keyring: (13) Permission denied
> >> >>
> >> >> debug 2021-09-20T14:32:46.389+0000 7f930fe9cf00 -1 monclient: keyring
> >> not
> >> >> found
> >> >>
> >> >> failed to fetch mon config (--no-mon-config to skip)
> >> >>
> >> >>
> >> >>
> >> >>
> >> >>
> >> >> kubectl -n rook-ceph describe pod  rook-ceph-osd-3-64
> >> >>
> >> >>
> >> >>
> >> >>
> >> >>
> >> >> Events:
> >> >>
> >> >>   Type     Reason   Age                      From     Message
> >> >>
> >> >>   ----     ------   ----                     ----     -------
> >> >>
> >> >>   Normal   Pulled   50m (x749 over 2d16h)    kubelet  Container image
> >> >> "ceph/ceph:v15.2.13" already present on machine
> >> >>
> >> >>   Warning  BackOff  19s (x18433 over 2d16h)  kubelet  Back-off
> >> restarting
> >> >> failed container
> >> >>
> >> >>
> >> >>
> >> >> ceph health detail | more
> >> >>
> >> >> HEALTH_WARN noout flag(s) set; 1 osds down; 1 host (1 osds) down;
> >> Degraded
> >> >> data redundancy: 180969/542907 objects degraded (33.333%), 225 pgs
> degra
> >> >>
> >> >> ded, 225 pgs undersized
> >> >>
> >> >> [WRN] OSDMAP_FLAGS: noout flag(s) set
> >> >>
> >> >> [WRN] OSD_DOWN: 1 osds down
> >> >>
> >> >>     osd.3 (root=default,host=ab-test) is down
> >> >>
> >> >> [WRN] OSD_HOST_DOWN: 1 host (1 osds) down
> >> >>
> >> >>     host ab-test-mstr-1-cwan-net (root=default) (1 osds) is down
> >> >>
> >> >> [WRN] PG_DEGRADED: Degraded data redundancy: 180969/542907 objects
> >> >> degraded (33.333%), 225 pgs degraded, 225 pgs undersized
> >> >>
> >> >>     pg 3.4d is active+undersized+degraded, acting [2,0]
> >> >>
> >> >>     pg 3.4e is stuck undersized for 3d, current state
> >> >> active+undersized+degraded, last acting [0,2]
> >> >>
> >> >>
> >> >> Thanks!
> >> >>
> >> > _______________________________________________
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> >>
> >>
> >>
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>
>
>
>
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