== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:31:05 (1712266265)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7672     1280016   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7160     1280528   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26848     3580172   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       21620     3585400   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4076     1019924   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2015     1021985   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2690      259454   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2724      259420   2% /mnt/lustre[OST:1]

filesystem_summary:       524965        6091      518874   2% /mnt/lustre

 - mkdir 6023 (time 1712266276.62 total 10.00 last 602.28)
 - mkdir 10000 (time 1712266285.73 total 19.11 last 436.56)
 - mkdir 14550 (time 1712266295.73 total 29.11 last 454.91)
 - mkdir 19426 (time 1712266305.73 total 39.11 last 487.51)
 - mkdir 25283 (time 1712266315.74 total 49.12 last 585.63)
 - mkdir 30000 (time 1712266321.68 total 55.06 last 793.64)
 - mkdir 37908 (time 1712266331.68 total 65.06 last 790.62)
 - mkdir 40000 (time 1712266335.58 total 68.96 last 536.62)
 - mkdir 44598 (time 1712266345.58 total 78.96 last 459.77)
 - mkdir 49257 (time 1712266355.58 total 88.96 last 465.83)
 - mkdir 55810 (time 1712266365.58 total 98.96 last 655.26)
 - mkdir 60000 (time 1712266370.85 total 104.23 last 794.73)
total: 65636 mkdir in 112.41 seconds: 583.91 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276312     1011376  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7160     1280528   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26848     3580172   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       21620     3585400   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69712      954288   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2015     1021985   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2690      259454   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2723      259421   2% /mnt/lustre[OST:1]

filesystem_summary:       590602       71727      518875  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1712266380 ; total 0 ; last 0)
 - unlinked 10000 (time 1712266406 ; total 26 ; last 26)
 - unlinked 20000 (time 1712266442 ; total 62 ; last 36)
 - unlinked 30000 (time 1712266481 ; total 101 ; last 39)
 - unlinked 40000 (time 1712266511 ; total 131 ; last 30)
 - unlinked 50000 (time 1712266535 ; total 155 ; last 24)
 - unlinked 60000 (time 1712266566 ; total 186 ; last 31)
total: 65536 unlinks in 206 seconds: 318.135925 unlinks/second
nlink between: 1
 - unlinked 0 (time 1712266586 ; 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       13768     1273920   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7160     1280528   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26848     3580172   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       21620     3585400   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4076     1019924   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2015     1021985   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2690      259454   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2723      259421   2% /mnt/lustre[OST:1]

filesystem_summary:       524966        6091      518875   2% /mnt/lustre