== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 11:54:04 (1737132844)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1772     1285916   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   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         278     1023722   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         257     1023743   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         334      261810   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524155         535      523620   1% /mnt/lustre

 - mkdir 10000 (time 1737132853.68 total 8.46 last 1182.51)
 - mkdir 20000 (time 1737132862.68 total 17.46 last 1111.01)
 - mkdir 30000 (time 1737132872.37 total 27.15 last 1032.16)
 - mkdir 40000 (time 1737132881.32 total 36.10 last 1117.09)
 - mkdir 50000 (time 1737132890.21 total 44.99 last 1124.24)
 - mkdir 60000 (time 1737132899.10 total 53.88 last 1125.34)
total: 65636 mkdir in 58.88 seconds: 1114.71 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270524     1017164  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   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       65914      958086   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         257     1023743   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:       589792       66171      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1737132905 ; total 0 ; last 0)
 - unlinked 10000 (time 1737132922 ; total 17 ; last 17)
 - unlinked 20000 (time 1737132938 ; total 33 ; last 16)
 - unlinked 30000 (time 1737132955 ; total 50 ; last 17)
 - unlinked 40000 (time 1737132973 ; total 68 ; last 18)
 - unlinked 50000 (time 1737132990 ; total 85 ; last 17)
 - unlinked 60000 (time 1737133006 ; total 101 ; last 16)
total: 65536 unlinks in 110 seconds: 595.781799 unlinks/second
nlink between: 1
 - unlinked 0 (time 1737133015 ; 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        7980     1279708   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   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         278     1023722   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         257     1023743   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:       524156         535      523621   1% /mnt/lustre