On Tue, 28 Nov 2017, Cary wrote:
> I get this error when I try to start the OSD that has been downgraded
> to 10.2.3-r2.
>
> 2017-11-28 03:42:35.989754 7fa5e6429940 1
> filestore(/var/lib/ceph/osd/ceph-3) upgrade
> 2017-11-28 03:42:35.989788 7fa5e6429940 2 osd.3 0 boot
> 2017-11-28 03:42:35.990132 7fa5e6429940 -1 osd.3 0 The disk uses
> features unsupported by the executable.
> 2017-11-28 03:42:35.990142 7fa5e6429940 -1 osd.3 0 ondisk features
> compat={},rocompat={},incompat={1=initial feature set(~v.18),2=pginfo
> object,3=object
> locator,4=last_epoch_clean,5=categories,6=hobjectpool,7=biginfo,8=leveldbinfo,9=leveldblog,10=snapmapper,12=transaction
> hints,13=pg meta object,14=explicit missing set,15=fastinfo pg
> attr,16=deletes in missing set}
> 2017-11-28 03:42:35.990150 7fa5e6429940 -1 osd.3 0 daemon features
> compat={},rocompat={},incompat={1=initial feature set(~v.18),2=pginfo
> object,3=object
> locator,4=last_epoch_clean,5=categories,6=hobjectpool,7=biginfo,8=leveldbinfo,9=leveldblog,10=snapmapper,11=sharded
> objects,12=transaction hints,13=pg meta object}
> 2017-11-28 03:42:35.990160 7fa5e6429940 -1 osd.3 0 Cannot write to
> disk! Missing features: compat={},rocompat={},incompat={14=explicit
> missing set,15=fastinfo pg attr,16=deletes in missing set}
> 2017-11-28 03:42:35.990775 7fa5e6429940 1 journal close
> /dev/disk/by-partlabel/ceph-3
> 2017-11-28 03:42:35.992960 7fa5e6429940 -1 ** ERROR: osd init failed:
> (95) Operation not supported
Oh, right. In that case, install the 'luminous' branch[1] on the monitors
(or just the primary monitor if you're being conservative), restrart it,
and you'll be able to do
ceph osd set require_jewel_osds --yes-i-really-mean-it
sage
[1] ceph-deploy install --dev luminous HOST
> Cary
>
> On Tue, Nov 28, 2017 at 3:09 AM, Sage Weil <sage@xxxxxxxxxxxx> wrote:
> > On Tue, 28 Nov 2017, Cary wrote:
> >> Hello,
> >>
> >> Could someone please help me complete my botched upgrade from Jewel
> >> 10.2.3-r1 to Luminous 12.2.1. I have 9 Gentoo servers, 4 of which have
> >> 2 OSDs each.
> >>
> >> My OSD servers were accidentally rebooted before the monitor servers
> >> causing them to be running Luminous before the monitors. All services
> >> have been restarted and running ceph versions gives the following:
> >>
> >> # ceph versions
> >> 2017-11-27 21:27:24.356940 7fed67efe700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> 2017-11-27 21:27:24.368469 7fed67efe700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >>
> >> "mon": {
> >> "ceph version 12.2.1
> >> (3e7492b9ada8bdc9a5cd0feafd42fbca27f9c38e) luminous (stable)": 4
> >> },
> >> "mgr": {
> >> "ceph version 12.2.1
> >> (3e7492b9ada8bdc9a5cd0feafd42fbca27f9c38e) luminous (stable)": 3
> >> },
> >> "osd": {},
> >> "mds": {
> >> "ceph version 12.2.1
> >> (3e7492b9ada8bdc9a5cd0feafd42fbca27f9c38e) luminous (stable)": 1
> >> },
> >> "overall": {
> >> "ceph version 12.2.1
> >> (3e7492b9ada8bdc9a5cd0feafd42fbca27f9c38e) luminous (stable)": 8
> >>
> >>
> >>
> >> For some reason the OSDs do not show what version they are running,
> >> and a ceph osd tree shows all of the OSD as being down.
> >>
> >> # ceph osd tree
> >> 2017-11-27 21:32:51.969335 7f483d9c2700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> 2017-11-27 21:32:51.980976 7f483d9c2700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> ID CLASS WEIGHT TYPE NAME STATUS REWEIGHT PRI-AFF
> >> -1 27.77998 root default
> >> -3 27.77998 datacenter DC1
> >> -6 27.77998 rack 1B06
> >> -5 6.48000 host ceph3
> >> 1 1.84000 osd.1 down 0 1.00000
> >> 3 4.64000 osd.3 down 0 1.00000
> >> -2 5.53999 host ceph4
> >> 5 4.64000 osd.5 down 0 1.00000
> >> 8 0.89999 osd.8 down 0 1.00000
> >> -4 9.28000 host ceph6
> >> 0 4.64000 osd.0 down 0 1.00000
> >> 2 4.64000 osd.2 down 0 1.00000
> >> -7 6.48000 host ceph7
> >> 6 4.64000 osd.6 down 0 1.00000
> >> 7 1.84000 osd.7 down 0 1.00000
> >>
> >> The OSD logs all have this message:
> >>
> >> 20235 osdmap REQUIRE_JEWEL OSDMap flag is NOT set; please set it.
> >
> > THis is an annoying corner condition. 12.2.2 (out soon!) will have a
> > --force option to set the flag even tho no osds are up. Until then, the
> > workaround is to downgrade one host to jewel, start one jewel osd, then
> > set the flag. Then upgrade to luminous again and restart all osds.
> >
> > sage
> >
> >
> >>
> >> When I try to set it with "ceph osd set require_jewel_osds" I get this error:
> >>
> >> Error EPERM: not all up OSDs have CEPH_FEATURE_SERVER_JEWEL feature
> >>
> >>
> >>
> >> A "ceph features" returns:
> >>
> >> "mon": {
> >> "group": {
> >> "features": "0x1ffddff8eea4fffb",
> >> "release": "luminous",
> >> "num": 4
> >> }
> >> },
> >> "mds": {
> >> "group": {
> >> "features": "0x1ffddff8eea4fffb",
> >> "release": "luminous",
> >> "num": 1
> >> }
> >> },
> >> "osd": {
> >> "group": {
> >> "features": "0x1ffddff8eea4fffb",
> >> "release": "luminous",
> >> "num": 8
> >> }
> >> },
> >> "client": {
> >> "group": {
> >> "features": "0x1ffddff8eea4fffb",
> >> "release": "luminous",
> >> "num": 3
> >>
> >> # ceph tell osd.* versions
> >> 2017-11-28 02:29:28.565943 7f99c6aee700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> 2017-11-28 02:29:28.578956 7f99c6aee700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> Error ENXIO: problem getting command descriptions from osd.0
> >> osd.0: problem getting command descriptions from osd.0
> >> Error ENXIO: problem getting command descriptions from osd.1
> >> osd.1: problem getting command descriptions from osd.1
> >> Error ENXIO: problem getting command descriptions from osd.2
> >> osd.2: problem getting command descriptions from osd.2
> >> Error ENXIO: problem getting command descriptions from osd.3
> >> osd.3: problem getting command descriptions from osd.3
> >> Error ENXIO: problem getting command descriptions from osd.5
> >> osd.5: problem getting command descriptions from osd.5
> >> Error ENXIO: problem getting command descriptions from osd.6
> >> osd.6: problem getting command descriptions from osd.6
> >> Error ENXIO: problem getting command descriptions from osd.7
> >> osd.7: problem getting command descriptions from osd.7
> >> Error ENXIO: problem getting command descriptions from osd.8
> >> osd.8: problem getting command descriptions from osd.8
> >>
> >> # ceph daemon osd.1 status
> >>
> >> "cluster_fsid": "CENSORED",
> >> "osd_fsid": "CENSORED",
> >> "whoami": 1,
> >> "state": "preboot",
> >> "oldest_map": 19482,
> >> "newest_map": 20235,
> >> "num_pgs": 141
> >>
> >> # ceph -s
> >> 2017-11-27 22:04:10.372471 7f89a3935700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> 2017-11-27 22:04:10.375709 7f89a3935700 -1 WARNING: the following
> >> dangerous and experimental features are enabled: btrfs
> >> cluster:
> >> id: CENSORED
> >> health: HEALTH_ERR
> >> 513 pgs are stuck inactive for more than 60 seconds
> >> 126 pgs backfill_wait
> >> 52 pgs backfilling
> >> 435 pgs degraded
> >> 513 pgs stale
> >> 435 pgs stuck degraded
> >> 513 pgs stuck stale
> >> 435 pgs stuck unclean
> >> 435 pgs stuck undersized
> >> 435 pgs undersized
> >> recovery 854719/3688140 objects degraded (23.175%)
> >> recovery 838607/3688140 objects misplaced (22.738%)
> >> mds cluster is degraded
> >> crush map has straw_calc_version=0
> >>
> >> services:
> >> mon: 4 daemons, quorum 0,1,3,2
> >> mgr: 0(active), standbys: 1, 5
> >> mds: cephfs-1/1/1 up {0=a=up:replay}, 1 up:standby
> >> osd: 8 osds: 0 up, 0 in
> >>
> >> data:
> >> pools: 7 pools, 513 pgs
> >> objects: 1199k objects, 4510 GB
> >> usage: 13669 GB used, 15150 GB / 28876 GB avail
> >> pgs: 854719/3688140 objects degraded (23.175%)
> >> 838607/3688140 objects misplaced (22.738%)
> >> 257 stale+active+undersized+degraded
> >> 126 stale+active+undersized+degraded+remapped+backfill_wait
> >> 78 stale+active+clean
> >> 52 stale+active+undersized+degraded+remapped+backfilling
> >>
> >>
> >> I ran "ceph auth list", and client.admin has the following permissions.
> >> auid: 0
> >> caps: [mds] allow
> >> caps: [mgr] allow *
> >> caps: [mon] allow *
> >> caps: [osd] allow *
> >>
> >> Thank you for your time.
> >>
> >> Is there any way I can get these OSDs to join the cluster now, or
> >> recover my data?
> >>
> >> Cary
> >> -Dynamic
> >> --
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> >>
> >>
>
>
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