== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 14:08:27 (1747850907)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        8064     1279624   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116       22548     3584472   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       20012     3587008   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       42560     7171480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        1153     1022847   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         683      261461   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         542      261602   1% /mnt/lustre[OST:1]

filesystem_summary:       524216        1153      523063   1% /mnt/lustre

 - mkdir 6460 (time 1747850918.58 total 10.00 last 645.91)
 - mkdir 10000 (time 1747850923.37 total 14.80 last 737.77)
 - mkdir 16216 (time 1747850933.38 total 24.80 last 621.53)
 - mkdir 20000 (time 1747850938.70 total 30.12 last 710.76)
 - mkdir 26800 (time 1747850948.70 total 40.13 last 679.96)
 - mkdir 30000 (time 1747850954.40 total 45.82 last 561.73)
 - mkdir 37643 (time 1747850964.40 total 55.82 last 764.21)
 - mkdir 40000 (time 1747850968.57 total 60.00 last 564.37)
 - mkdir 46958 (time 1747850978.57 total 70.00 last 695.72)
 - mkdir 50000 (time 1747850982.13 total 73.56 last 854.60)
 - mkdir 56935 (time 1747850992.14 total 83.56 last 693.39)
 - mkdir 60000 (time 1747850997.44 total 88.87 last 577.44)
total: 65636 mkdir in 97.59 seconds: 672.56 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276712     1010976  22% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116       22548     3584472   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       20012     3587008   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       42560     7171480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       66789      957211   7% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         682      261462   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         542      261602   1% /mnt/lustre[OST:1]

filesystem_summary:       589853       66789      523064  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1747851007 ; total 0 ; last 0)
 - unlinked 10000 (time 1747851040 ; total 33 ; last 33)
 - unlinked 20000 (time 1747851073 ; total 66 ; last 33)
 - unlinked 30000 (time 1747851105 ; total 98 ; last 32)
 - unlinked 40000 (time 1747851139 ; total 132 ; last 34)
 - unlinked 50000 (time 1747851172 ; total 165 ; last 33)
 - unlinked 60000 (time 1747851201 ; total 194 ; last 29)
total: 65536 unlinks in 213 seconds: 307.680756 unlinks/second
nlink between: 1
 - unlinked 0 (time 1747851221 ; 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       14168     1273520   2% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116       22548     3584472   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       20012     3587008   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       42560     7171480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        1153     1022847   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         682      261462   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         542      261602   1% /mnt/lustre[OST:1]

filesystem_summary:       524217        1153      523064   1% /mnt/lustre