Re: 17.2.5 ceph fs status: AssertionError

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Hello Robert,

It's probably an instance of this bug: https://tracker.ceph.com/issues/24403

We think we know the cause and a reproducer/fix is planned.

On Wed, Jan 18, 2023 at 4:14 AM Robert Sander
<r.sander@xxxxxxxxxxxxxxxxxxx> wrote:
>
> Hi,
>
> I have a healthy (test) cluster running 17.2.5:
>
> root@cephtest20:~# ceph status
>    cluster:
>      id:     ba37db20-2b13-11eb-b8a9-871ba11409f6
>      health: HEALTH_OK
>
>    services:
>      mon:         3 daemons, quorum cephtest31,cephtest41,cephtest21 (age 2d)
>      mgr:         cephtest22.lqzdnk(active, since 4d), standbys: cephtest32.ybltym, cephtest42.hnnfaf
>      mds:         1/1 daemons up, 1 standby, 1 hot standby
>      osd:         48 osds: 48 up (since 4d), 48 in (since 4M)
>      rgw:         2 daemons active (2 hosts, 1 zones)
>      tcmu-runner: 6 portals active (3 hosts)
>
>    data:
>      volumes: 1/1 healthy
>      pools:   17 pools, 513 pgs
>      objects: 28.25k objects, 4.7 GiB
>      usage:   26 GiB used, 4.7 TiB / 4.7 TiB avail
>      pgs:     513 active+clean
>
>    io:
>      client:   4.3 KiB/s rd, 170 B/s wr, 5 op/s rd, 0 op/s wr
>
> CephFS is mounted and can be used without any issue.
>
> But I get an error when I when querying its status:
>
> root@cephtest20:~# ceph fs status
> Error EINVAL: Traceback (most recent call last):
>    File "/usr/share/ceph/mgr/mgr_module.py", line 1757, in _handle_command
>      return CLICommand.COMMANDS[cmd['prefix']].call(self, cmd, inbuf)
>    File "/usr/share/ceph/mgr/mgr_module.py", line 462, in call
>      return self.func(mgr, **kwargs)
>    File "/usr/share/ceph/mgr/status/module.py", line 159, in handle_fs_status
>      assert metadata
> AssertionError
>
>
> The dashboard's filesystem page shows no error and displays
> all information about cephfs.
>
> Where does this AssertionError come from?
>
> Regards
> --
> Robert Sander
> Heinlein Support GmbH
> Linux: Akademie - Support - Hosting
> http://www.heinlein-support.de
>
> Tel: 030-405051-43
> Fax: 030-405051-19
>
> Zwangsangaben lt. §35a GmbHG:
> HRB 93818 B / Amtsgericht Berlin-Charlottenburg,
> Geschäftsführer: Peer Heinlein  -- Sitz: Berlin
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-- 
Patrick Donnelly, Ph.D.
He / Him / His
Red Hat Partner Engineer
IBM, Inc.
GPG: 19F28A586F808C2402351B93C3301A3E258DD79D
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