Hi Wido,
The disk was empty, I checked that there were no remapped pgs, before run ceph-disk prepare. Re-run ceph-disk again?
Regards, i
El lun., 20 nov. 2017 14:12, Wido den Hollander <wido@xxxxxxxx> escribió:
> Op 20 november 2017 om 14:02 schreef Iban Cabrillo <cabrillo@xxxxxxxxxxxxxx>:
>
>
> Hi cephers,
> I was trying to migrate from Filestore to bluestore followig the
> instructions but after the ceph-disk prepare the new osd had not join to
> the cluster again:
>
> [root@cephadm ~]# ceph osd tree
> ID CLASS WEIGHT TYPE NAME STATUS REWEIGHT PRI-AFF
> -1 58.21509 root default
> -7 58.21509 datacenter 10GbpsNet
> -2 29.12000 host cephosd01
> 1 hdd 3.64000 osd.1 up 1.00000 1.00000
> 3 hdd 3.64000 osd.3 up 1.00000 1.00000
> 5 hdd 3.64000 osd.5 up 1.00000 1.00000
> 7 hdd 3.64000 osd.7 up 1.00000 1.00000
> 9 hdd 3.64000 osd.9 up 1.00000 1.00000
> 11 hdd 3.64000 osd.11 up 1.00000 1.00000
> 13 hdd 3.64000 osd.13 up 1.00000 1.00000
> 15 hdd 3.64000 osd.15 up 1.00000 1.00000
> -3 29.09509 host cephosd02
> 0 hdd 3.63689 osd.0 destroyed 0 1.00000
> 2 hdd 3.63689 osd.2 up 1.00000 1.00000
> 4 hdd 3.63689 osd.4 up 1.00000 1.00000
> 6 hdd 3.63689 osd.6 up 1.00000 1.00000
> 8 hdd 3.63689 osd.8 up 1.00000 1.00000
> 10 hdd 3.63689 osd.10 up 1.00000 1.00000
> 12 hdd 3.63689 osd.12 up 1.00000 1.00000
> 14 hdd 3.63689 osd.14 up 1.00000 1.00000
> -8 0 datacenter 1GbpsNet
>
>
> The state is destroyed yet
>
> The operation has completed successfully.
> [root@cephosd02 ~]# ceph-disk prepare --bluestore /dev/sda --osd-id 0
> The operation has completed successfully.
Did you wipe the disk yet? Make sure it's completely empty before you re-create the OSD.
Wido
> The operation has completed successfully.
> The operation has completed successfully.
> meta-data="" isize=2048 agcount=4, agsize=6400 blks
> = sectsz=512 attr=2, projid32bit=1
> = crc=1 finobt=0, sparse=0
> data = bsize=4096 blocks=25600, imaxpct=25
> = sunit=0 swidth=0 blks
> naming =version 2 bsize=4096 ascii-ci=0 ftype=1
> log =internal log bsize=4096 blocks=864, version=2
> = sectsz=512 sunit=0 blks, lazy-count=1
> realtime =none extsz=4096 blocks=0, rtextents=0
>
> The metadata was on SSD disk
>
> In the logs I only see this :
>
> 2017-11-20 14:00:48.536252 7fc2d149dd00 -1 ** ERROR: unable to open OSD
> superblock on /var/lib/ceph/osd/ceph-0: (2) No such file or directory
> 2017-11-20 14:01:08.788158 7f4a9165fd00 0 set uid:gid to 167:167
> (ceph:ceph)
> 2017-11-20 14:01:08.788179 7f4a9165fd00 0 ceph version 12.2.0
> (32ce2a3ae5239ee33d6150705cdb24d43bab910c) luminous (rc), process
> (unknown), pid 115029
>
> Any Advise?
>
> Regards, I
>
> --
> ############################################################################
> Iban Cabrillo Bartolome
> Instituto de Fisica de Cantabria (IFCA)
> Santander, Spain
> Tel: +34942200969
> PGP PUBLIC KEY:
> http://pgp.mit.edu/pks/lookup?op=get&search=0xD9DF0B3D6C8C08AC
> ############################################################################
> Bertrand Russell:*"El problema con el mundo es que los estúpidos están
> seguros de todo y los inteligentes están **llenos de dudas*"
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