== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:02:21 (1708826541)
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        1524     3605496   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3048     7210992   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         368      261776   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         368      261776   1% /mnt/lustre[OST:1]

filesystem_summary:       524087         535      523552   1% /mnt/lustre

 - mkdir 6906 (time 1708826552.79 total 10.00 last 690.58)
 - mkdir 10000 (time 1708826557.57 total 14.78 last 646.88)
 - mkdir 17066 (time 1708826567.57 total 24.78 last 706.60)
 - mkdir 20000 (time 1708826572.34 total 29.55 last 615.06)
 - mkdir 27811 (time 1708826582.34 total 39.55 last 781.08)
 - mkdir 30000 (time 1708826584.87 total 42.09 last 864.10)
 - mkdir 38505 (time 1708826594.87 total 52.09 last 850.48)
 - mkdir 47238 (time 1708826604.87 total 62.09 last 873.27)
 - mkdir 50000 (time 1708826608.38 total 65.59 last 787.71)
 - mkdir 58370 (time 1708826618.38 total 75.59 last 836.93)
 - mkdir 60000 (time 1708826620.49 total 77.70 last 773.60)
total: 65636 mkdir in 84.48 seconds: 776.94 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270404     1017284  21% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3048     7210992   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         368      261776   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         367      261777   1% /mnt/lustre[OST:1]

filesystem_summary:       589724       66171      523553  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1708826628 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826647 ; total 19 ; last 19)
 - unlinked 20000 (time 1708826667 ; total 39 ; last 20)
 - unlinked 30000 (time 1708826687 ; total 59 ; last 20)
 - unlinked 40000 (time 1708826707 ; total 79 ; last 20)
 - unlinked 50000 (time 1708826727 ; total 99 ; last 20)
 - unlinked 60000 (time 1708826746 ; total 118 ; last 19)
total: 65536 unlinks in 129 seconds: 508.031006 unlinks/second
nlink between: 1
 - unlinked 0 (time 1708826757 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7860     1279828   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3048     7210992   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         368      261776   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         367      261777   1% /mnt/lustre[OST:1]

filesystem_summary:       524088         535      523553   1% /mnt/lustre