== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 07:48:22 (1746791302)
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       499660         335      499325   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:       235855         335      235520   1% /mnt/lustre

 - mkdir 9598 (time 1746791313.01 total 10.00 last 959.77)
 - mkdir 18271 (time 1746791323.01 total 20.00 last 867.23)
 - mkdir 20000 (time 1746791325.01 total 22.01 last 862.55)
 - mkdir 28168 (time 1746791335.01 total 32.01 last 816.76)
 - mkdir 30000 (time 1746791337.34 total 34.33 last 788.03)
 - mkdir 37951 (time 1746791347.34 total 44.33 last 795.10)
 - mkdir 40000 (time 1746791349.93 total 46.93 last 789.57)
 - mkdir 47617 (time 1746791359.93 total 56.93 last 761.65)
 - mkdir 50000 (time 1746791363.29 total 60.28 last 709.63)
 - mkdir 57623 (time 1746791373.29 total 70.29 last 762.24)
 - mkdir 60000 (time 1746791376.33 total 73.32 last 782.77)
total: 65636 mkdir in 81.29 seconds: 807.42 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       198703       65857      132846  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:       198703       65857      132846  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1746791385 ; total 0 ; last 0)
 - unlinked 10000 (time 1746791406 ; total 21 ; last 21)
 - unlinked 20000 (time 1746791426 ; total 41 ; last 20)
 - unlinked 30000 (time 1746791446 ; total 61 ; last 20)
 - unlinked 40000 (time 1746791466 ; total 81 ; last 20)
 - unlinked 50000 (time 1746791485 ; total 100 ; last 19)
 - unlinked 60000 (time 1746791504 ; total 119 ; last 19)
total: 65536 unlinks in 129 seconds: 508.031006 unlinks/second
nlink between: 102
 - unlinked 0 (time 1746791515 ; 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      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       335669         809      334860   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:       236329         809      235520   1% /mnt/lustre