== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:36:54 (1708828614)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7696     1279992   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7192     1280496   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20716     3586304   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       23656     3583364   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4043     1019957   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1986     1022014   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2821      259323   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2653      259491   2% /mnt/lustre[OST:1]

filesystem_summary:       524843        6029      518814   2% /mnt/lustre

 - mkdir 8793 (time 1708828625.44 total 10.00 last 879.25)
 - mkdir 17639 (time 1708828635.44 total 20.00 last 884.50)
 - mkdir 20000 (time 1708828638.16 total 22.72 last 867.60)
 - mkdir 28822 (time 1708828648.16 total 32.72 last 882.13)
 - mkdir 36998 (time 1708828658.16 total 42.72 last 817.55)
 - mkdir 40000 (time 1708828661.88 total 46.44 last 807.14)
 - mkdir 48869 (time 1708828671.88 total 56.44 last 886.89)
 - mkdir 59137 (time 1708828681.88 total 66.44 last 1026.72)
total: 65636 mkdir in 73.54 seconds: 892.56 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276308     1011380  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7192     1280496   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20716     3586304   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       23656     3583364   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69680      954320   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1986     1022014   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2821      259323   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2653      259491   2% /mnt/lustre[OST:1]

filesystem_summary:       590480       71666      518814  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1708828690 ; total 0 ; last 0)
 - unlinked 10000 (time 1708828709 ; total 19 ; last 19)
 - unlinked 20000 (time 1708828729 ; total 39 ; last 20)
 - unlinked 30000 (time 1708828748 ; total 58 ; last 19)
 - unlinked 40000 (time 1708828767 ; total 77 ; last 19)
 - unlinked 50000 (time 1708828786 ; total 96 ; last 19)
 - unlinked 60000 (time 1708828806 ; total 116 ; last 20)
total: 65536 unlinks in 126 seconds: 520.127014 unlinks/second
nlink between: 1
 - unlinked 0 (time 1708828817 ; 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       13764     1273924   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7192     1280496   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20716     3586304   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       23656     3583364   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4044     1019956   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1986     1022014   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2821      259323   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2653      259491   2% /mnt/lustre[OST:1]

filesystem_summary:       524844        6030      518814   2% /mnt/lustre