== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 00:13:52 (1715573632)
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       499388         332      499056   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:       235852         332      235520   1% /mnt/lustre

 - mkdir 8239 (time 1715573643.19 total 10.00 last 823.82)
 - mkdir 10000 (time 1715573645.26 total 12.07 last 849.99)
 - mkdir 16747 (time 1715573655.26 total 22.07 last 674.67)
 - mkdir 20000 (time 1715573660.81 total 27.63 last 585.89)
 - mkdir 27708 (time 1715573670.81 total 37.63 last 770.74)
 - mkdir 30000 (time 1715573674.14 total 40.95 last 688.73)
 - mkdir 36207 (time 1715573684.14 total 50.95 last 620.69)
 - mkdir 40000 (time 1715573689.20 total 56.01 last 750.15)
 - mkdir 46479 (time 1715573699.20 total 66.01 last 647.88)
 - mkdir 50000 (time 1715573704.95 total 71.76 last 612.50)
 - mkdir 55073 (time 1715573715.04 total 81.86 last 502.45)
 - mkdir 59658 (time 1715573725.04 total 91.86 last 458.49)
 - mkdir 64867 (time 1715573735.04 total 101.86 last 520.88)
total: 65636 mkdir in 103.30 seconds: 635.41 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210304      751616     1456640  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       198698       65864      132834  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118151         391      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198698       65864      132834  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1715573738 ; total 1 ; last 1)
 - unlinked 10000 (time 1715573769 ; total 32 ; last 31)
 - unlinked 20000 (time 1715573808 ; total 71 ; last 39)
 - unlinked 30000 (time 1715573844 ; total 107 ; last 36)
 - unlinked 40000 (time 1715573884 ; total 147 ; last 40)
 - unlinked 50000 (time 1715573920 ; total 183 ; last 36)
 - unlinked 60000 (time 1715573960 ; total 223 ; last 40)
total: 65536 unlinks in 246 seconds: 266.406494 unlinks/second
nlink between: 102
 - unlinked 0 (time 1715573984 ; total 0 ; last 0)
total: 100 unlinks in 0 seconds: inf 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       335321         804      334517   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118151         391      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236324         804      235520   1% /mnt/lustre