== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 00:14:31 (1715573671)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1776     1285912   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1616     1286072   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

 - mkdir 8469 (time 1715573682.21 total 10.00 last 846.88)
 - mkdir 10000 (time 1715573685.00 total 12.78 last 549.94)
 - mkdir 16869 (time 1715573695.00 total 22.78 last 686.88)
 - mkdir 20000 (time 1715573700.92 total 28.70 last 528.88)
 - mkdir 28367 (time 1715573710.94 total 38.73 last 834.48)
 - mkdir 38643 (time 1715573720.94 total 48.73 last 1027.55)
 - mkdir 48622 (time 1715573730.94 total 58.73 last 997.83)
 - mkdir 58359 (time 1715573740.95 total 68.73 last 973.62)
total: 65636 mkdir in 76.47 seconds: 858.38 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270484     1017204  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1616     1286072   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 1715573749 ; total 0 ; last 0)
 - unlinked 10000 (time 1715573769 ; total 20 ; last 20)
 - unlinked 20000 (time 1715573788 ; total 39 ; last 19)
 - unlinked 30000 (time 1715573808 ; total 59 ; last 20)
 - unlinked 40000 (time 1715573829 ; total 80 ; last 21)
 - unlinked 50000 (time 1715573849 ; total 100 ; last 20)
 - unlinked 60000 (time 1715573876 ; total 127 ; last 27)
total: 65536 unlinks in 138 seconds: 474.898560 unlinks/second
nlink between: 1
 - unlinked 0 (time 1715573887 ; 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        7940     1279748   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1616     1286072   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