== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 15:13:03 (1713467583)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210688        3200     2205440   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       499523         333      499190   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 8257 (time 1713467594.73 total 10.00 last 825.66)
 - mkdir 10000 (time 1713467596.82 total 12.09 last 834.92)
 - mkdir 17824 (time 1713467606.82 total 22.09 last 782.37)
 - mkdir 20000 (time 1713467610.23 total 25.51 last 636.70)
 - mkdir 25082 (time 1713467620.24 total 35.51 last 508.10)
 - mkdir 30000 (time 1713467629.85 total 45.12 last 511.46)
 - mkdir 34587 (time 1713467639.85 total 55.12 last 458.66)
 - mkdir 39192 (time 1713467649.85 total 65.12 last 460.49)
 - mkdir 43292 (time 1713467659.85 total 75.12 last 410.00)
 - mkdir 47219 (time 1713467669.85 total 85.13 last 392.66)
 - mkdir 50000 (time 1713467676.90 total 92.18 last 394.36)
 - mkdir 53980 (time 1713467686.94 total 102.21 last 396.61)
 - mkdir 58297 (time 1713467697.04 total 112.31 last 427.61)
 - mkdir 60000 (time 1713467700.93 total 116.20 last 437.62)
 - mkdir 64172 (time 1713467711.01 total 126.28 last 413.86)
total: 65636 mkdir in 129.34 seconds: 507.47 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210048      751488     1456512  35% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       198674       65852      132822  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198674       65852      132822  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1713467715 ; total 0 ; last 0)
 - unlinked 10000 (time 1713467758 ; total 43 ; last 43)
 - unlinked 20000 (time 1713467800 ; total 85 ; last 42)
 - unlinked 30000 (time 1713467843 ; total 128 ; last 43)
 - unlinked 40000 (time 1713467885 ; total 170 ; last 42)
 - unlinked 50000 (time 1713467924 ; total 209 ; last 39)
 - unlinked 60000 (time 1713467945 ; total 230 ; last 21)
total: 65536 unlinks in 242 seconds: 270.809906 unlinks/second
nlink between: 102
 - unlinked 0 (time 1713467957 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 2
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209792       15744     2192000   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       335592         807      334785   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236327         807      235520   1% /mnt/lustre