== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 15:57:25 (1713470245)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7692     1279996   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7188     1280500   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       28900     3578120   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       15472     3591548   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4040     1019960   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1975     1022025   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2682      259462   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2653      259491   2% /mnt/lustre[OST:1]

filesystem_summary:       524968        6015      518953   2% /mnt/lustre

 - mkdir 4772 (time 1713470257.45 total 10.00 last 477.16)
 - mkdir 9660 (time 1713470267.45 total 20.00 last 488.78)
 - mkdir 15012 (time 1713470277.45 total 30.00 last 535.13)
 - mkdir 19634 (time 1713470287.45 total 40.00 last 462.17)
 - mkdir 24203 (time 1713470297.45 total 50.00 last 456.81)
 - mkdir 29275 (time 1713470307.45 total 60.01 last 507.17)
 - mkdir 37532 (time 1713470317.45 total 70.01 last 825.67)
 - mkdir 40000 (time 1713470320.60 total 73.15 last 784.50)
 - mkdir 45073 (time 1713470330.60 total 83.15 last 507.28)
 - mkdir 49751 (time 1713470340.60 total 93.15 last 467.75)
 - mkdir 57468 (time 1713470350.60 total 103.15 last 771.67)
 - mkdir 60000 (time 1713470353.83 total 106.38 last 785.12)
total: 65636 mkdir in 113.69 seconds: 577.31 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276344     1011344  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7188     1280500   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       28900     3578120   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       15472     3591548   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69676      954324   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1975     1022025   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2682      259462   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2653      259491   2% /mnt/lustre[OST:1]

filesystem_summary:       590604       71651      518953  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1713470362 ; total 0 ; last 0)
 - unlinked 10000 (time 1713470396 ; total 34 ; last 34)
 - unlinked 20000 (time 1713470419 ; total 57 ; last 23)
 - unlinked 30000 (time 1713470448 ; total 86 ; last 29)
 - unlinked 40000 (time 1713470471 ; total 109 ; last 23)
 - unlinked 50000 (time 1713470492 ; total 130 ; last 21)
 - unlinked 60000 (time 1713470515 ; total 153 ; last 23)
total: 65536 unlinks in 167 seconds: 392.431152 unlinks/second
nlink between: 1
 - unlinked 0 (time 1713470529 ; 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       13800     1273888   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7188     1280500   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       28900     3578120   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       15472     3591548   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4040     1019960   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1975     1022025   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2682      259462   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2653      259491   2% /mnt/lustre[OST:1]

filesystem_summary:       524968        6015      518953   2% /mnt/lustre