== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:02:50 (1745456570)
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 6558 (time 1745456581.46 total 10.00 last 655.77)
 - mkdir 10000 (time 1745456585.53 total 14.08 last 844.71)
 - mkdir 15761 (time 1745456595.53 total 24.08 last 576.08)
 - mkdir 20000 (time 1745456603.34 total 31.88 last 542.97)
 - mkdir 25386 (time 1745456613.34 total 41.88 last 538.58)
 - mkdir 30000 (time 1745456620.81 total 49.36 last 617.44)
 - mkdir 37904 (time 1745456630.81 total 59.36 last 790.35)
 - mkdir 40000 (time 1745456633.39 total 61.93 last 814.33)
 - mkdir 47241 (time 1745456643.39 total 71.93 last 724.02)
 - mkdir 50000 (time 1745456646.98 total 75.52 last 768.76)
 - mkdir 57145 (time 1745456656.98 total 85.52 last 714.43)
 - mkdir 60000 (time 1745456660.56 total 89.10 last 797.10)
total: 65636 mkdir in 96.19 seconds: 682.36 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210176      751360     1456768  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       198699       65853      132846  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:       198699       65853      132846  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1745456668 ; total 0 ; last 0)
 - unlinked 10000 (time 1745456717 ; total 49 ; last 49)
 - unlinked 20000 (time 1745456767 ; total 99 ; last 50)
 - unlinked 30000 (time 1745456827 ; total 159 ; last 60)
 - unlinked 40000 (time 1745456883 ; total 215 ; last 56)
 - unlinked 50000 (time 1745456916 ; total 248 ; last 33)
 - unlinked 60000 (time 1745456940 ; total 272 ; last 24)
total: 65536 unlinks in 286 seconds: 229.146851 unlinks/second
nlink between: 102
 - unlinked 0 (time 1745456954 ; 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      2209536       15872     2191616   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       335670         810      334860   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:       236330         810      235520   1% /mnt/lustre