Ceph » CephFS

Recap:
I have this situation (Ceph 0.87 on Centos 7):

1. ceph mds dump
   dumped mdsmap epoch 84
   epoch 84
   flags 0
   created 2015-02-24 15:55:10.631958
   modified 2015-02-25 16:18:23.019144
   tableserver 0
   root 0
   session_timeout 60
   session_autoclose 300
   max_file_size 1099511627776
   last_failure 62
   last_failure_osd_epoch 1656
   compat compat={},rocompat={},incompat={1=base v0.20,2=client writeable ranges,3=default file layouts on dirs,4=dir inode in separate object,5=mds uses versioned encoding,6=dirfrag is stored in omap,8=no anchor table}
   max_mds 1
   in 0
   up {0=23376}
   failed
   stopped
   data_pools 7,8
   metadata_pool 6
   inline_data disabled
   23376: 192.168.0.1:6927/713332 'z-srv-m-cph01' mds.0.9 up:active seq 7
   23432: 192.168.0.1:6801/754154 '192.168.0.1' mds.-1.0 up:standby seq 1

To remove '192.168.0.1'

1. service ceph stop mds.'192.168.0.1' === mds.192.168.0.1 ===
   Stopping Ceph mds.192.168.0.1 on zrh-srv-m-cph01...kill 754154...done

1. ceph mds fail 23432

1. ceph mds rm 23432 '192.168.0.1'
   Traceback (most recent call last):
   File "/bin/ceph", line 862, in <module>
   sys.exit(main())
   File "/bin/ceph", line 805, in main
   sigdict, inbuf, verbose)
   File "/bin/ceph", line 405, in new_style_command
   valid_dict = validate_command(sigdict, cmdargs, verbose)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 910, in validate_command
   matched = matchnum(args, sig, partial=True)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 730, in matchnum
   validate_one(word, desc, partial)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 705, in validate_one
   desc.instance.valid(word, partial)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 356, in valid
   t, i = s.split('.')
   ValueError: too many values to unpack

OR:

1. ceph mds rm 23432 mds.'192.168.0.1'
   Traceback (most recent call last):
   File "/bin/ceph", line 862, in <module>
   sys.exit(main())
   File "/bin/ceph", line 805, in main
   sigdict, inbuf, verbose)
   File "/bin/ceph", line 405, in new_style_command
   valid_dict = validate_command(sigdict, cmdargs, verbose)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 910, in validate_command
   matched = matchnum(args, sig, partial=True)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 730, in matchnum
   validate_one(word, desc, partial)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 705, in validate_one
   desc.instance.valid(word, partial)
   File "/usr/lib/python2.7/site-packages/ceph_argparse.py", line 356, in valid
   t, i = s.split('.')
   ValueError: too many values to unpack