== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 12:37:37 (1721407057)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1688     1286000   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         280     1023720   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         259     1023741   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524160         539      523621   1% /mnt/lustre

 - mkdir 10000 (time 1721407068.86 total 9.94 last 1006.21)
 - mkdir 19830 (time 1721407078.86 total 19.94 last 982.93)
 - mkdir 30000 (time 1721407087.13 total 28.21 last 1229.72)
 - mkdir 40000 (time 1721407096.32 total 37.40 last 1088.22)
 - mkdir 49341 (time 1721407106.32 total 47.40 last 934.09)
 - mkdir 60000 (time 1721407115.76 total 56.84 last 1129.17)
total: 65636 mkdir in 61.79 seconds: 1062.20 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      270320     1017368  21% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         280     1023720   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       65895      958105   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       589796       66175      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1721407121 ; total 0 ; last 0)
 - unlinked 10000 (time 1721407138 ; total 17 ; last 17)
 - unlinked 20000 (time 1721407156 ; total 35 ; last 18)
 - unlinked 30000 (time 1721407172 ; total 51 ; last 16)
 - unlinked 40000 (time 1721407188 ; total 67 ; last 16)
 - unlinked 50000 (time 1721407205 ; total 84 ; last 17)
 - unlinked 60000 (time 1721407219 ; total 98 ; last 14)
total: 65536 unlinks in 107 seconds: 612.485962 unlinks/second
nlink between: 1
 - unlinked 0 (time 1721407228 ; total 0 ; last 0)
total: 100 unlinks in 0 seconds: inf unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7776     1279912   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         280     1023720   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         259     1023741   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524160         539      523621   1% /mnt/lustre