== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 08:00:56 (1721217656)
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 1721217665.57 total 8.27 last 1208.60)
 - mkdir 20000 (time 1721217673.97 total 16.68 last 1189.68)
 - mkdir 30000 (time 1721217682.58 total 25.28 last 1162.49)
 - mkdir 40000 (time 1721217691.72 total 34.42 last 1094.03)
 - mkdir 50000 (time 1721217701.28 total 43.98 last 1046.10)
 - mkdir 60000 (time 1721217710.44 total 53.14 last 1091.66)
total: 65636 mkdir in 58.36 seconds: 1124.62 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270432     1017256  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         334      261810   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         333      261811   1% /mnt/lustre[OST:1]

filesystem_summary:       589792       66171      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1721217716 ; total 0 ; last 0)
 - unlinked 10000 (time 1721217733 ; total 17 ; last 17)
 - unlinked 20000 (time 1721217749 ; total 33 ; last 16)
 - unlinked 30000 (time 1721217765 ; total 49 ; last 16)
 - unlinked 40000 (time 1721217781 ; total 65 ; last 16)
 - unlinked 50000 (time 1721217797 ; total 81 ; last 16)
 - unlinked 60000 (time 1721217814 ; total 98 ; last 17)
total: 65536 unlinks in 107 seconds: 612.485962 unlinks/second
nlink between: 1
 - unlinked 0 (time 1721217824 ; 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        7888     1279800   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         333      261811   1% /mnt/lustre[OST:1]

filesystem_summary:       524156         535      523621   1% /mnt/lustre