Reconstruction of cephfs file space

Reset cephfs

Clean up all existing cephfs files and rebuild the space:

Clean up, delete cephfs, turn off all mds services systemctl stop ceph-mds@$HOSTNAME systemctl status ceph-mds@$HOSTNAME to view cephfs information # # cephfs ls name: leadorfs, metadata pool: cephfs_metadata, data pools: [cephfs_data] # # ceph mds state392: 0 cephfs_data 1 up 1 failed## ceph mon dumpdumped monmap epoch 1 sets mds status to failed ceph mds fail 0 Delete mds File system cephfs rm leadorfs-- yes-i-really-mean-it Delete metadata folder ceph osd pool delete cephfs_metadata cephfs_metadata-- yes-i-really-really-mean-it ceph osd pool delete cephfs_data cephfs_data-- yes-i-really-really-mean-it View Cluster status again # # ceph mds state394:# # eph mds dumpdumped fsmap epoch 397fs_name cephfsepoch 397flags 0created 0.000000modified 0.000000tableserver 0root 0session_timeout 0session_autoclose 0max_file_size 0last_failure 0last_failure_osd_epoch 0compat compat= {} Rocompat= {}, incompat= {} max_mds 0inup {} faileddamagedstoppeddata_poolsmetadata_pool 0inline_data disabled rebuild cephfs start all mds services systemctl start ceph-mds@$HOSTNAMEsystemctl status ceph-mds@$HOSTNAME# verification: ceph mds state397:, 3 up:standby rebuild cephfsceph osd pool create cephfs_data 512ceph osd pool create cephfs_metadata 512ceph fs new ptcephfs cephfs_metadata cephfs_data verify cluster status # # ceph mds state400: 1-1-1 up {0=jp33e502-4-13.ptengine.com=up:active} 2 up:standby## ceph mds dumpdumped fsmap epoch 400fs_name ptcephfsepoch 400flags 0created 2018-09-11 12:48:26.300848modified 2018-09-11 12:48:26.300848tableserver 0root 0session_timeout 60session_autoclose 300max_file_size 1099511627776last_failure 0last_failure_osd_epoch 0compat compat= {}, rocompat= {}, incompat= {1=base v0.20 8=file layout v2} max_mds 1in 0up {0mm 25579} faileddamagedstoppeddata_pools 3metadata_pool 4inline_data disabled25579: 172.19.4.13 jp33e502 6800Universe 2414848276 'jp33e502-4-13.ptengine.com' mds.0.399 up:active seq 834 Cluster Health status ceph-w cluster fe946afe-43d0-404c-baed-fb04cd22d20d health HEALTH_OK monmap e1: 3 mons at {jp33e501-4-11mm 172.19.4.11 Jp33e501-4-12 quorum 172.19.4.12 JP33e502-4-13mm 172.19.4.13 quorum 0JP33e502-4-13 fsmap e400: 1-1-1 up {0=jp33e502-4-13.ptengine.com=up:active}, 2 up:standby osdmap e2445: 14 osds: 14 up, 14 in flags sortbitwise,require_jewel_osds pgmap v876685: 1024 pgs, 2 pools 2068 bytes data, 20 objects 73366 MB used, 12919 GB / 12990 GB avail 1024 active+clean