== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 23:04:26 (1735099466)
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 4277 (time 1735099478.33 total 10.00 last 427.60)
 - mkdir 9111 (time 1735099488.33 total 20.00 last 483.35)
 - mkdir 14298 (time 1735099498.33 total 30.00 last 518.62)
 - mkdir 19226 (time 1735099508.34 total 40.01 last 492.66)
 - mkdir 23851 (time 1735099518.34 total 50.01 last 462.24)
 - mkdir 29023 (time 1735099528.34 total 60.01 last 517.18)
 - mkdir 33467 (time 1735099538.34 total 70.01 last 444.39)
 - mkdir 37928 (time 1735099548.34 total 80.02 last 446.05)
 - mkdir 40000 (time 1735099553.97 total 85.64 last 368.54)
 - mkdir 43918 (time 1735099563.97 total 95.64 last 391.69)
 - mkdir 48038 (time 1735099573.97 total 105.64 last 411.93)
 - mkdir 50000 (time 1735099578.11 total 109.78 last 474.46)
 - mkdir 55078 (time 1735099588.11 total 119.78 last 507.77)
 - mkdir 59435 (time 1735099598.11 total 129.78 last 435.67)
 - mkdir 63918 (time 1735099608.11 total 139.78 last 448.22)
total: 65636 mkdir in 143.36 seconds: 457.84 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210048      751616     1456384  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       198671       65860      132811  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:       198671       65860      132811  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1735099613 ; total 0 ; last 0)
 - unlinked 10000 (time 1735099649 ; total 36 ; last 36)
 - unlinked 20000 (time 1735099683 ; total 70 ; last 34)
 - unlinked 30000 (time 1735099714 ; total 101 ; last 31)
 - unlinked 40000 (time 1735099744 ; total 131 ; last 30)
 - unlinked 50000 (time 1735099771 ; total 158 ; last 27)
 - unlinked 60000 (time 1735099806 ; total 193 ; last 35)
total: 65536 unlinks in 209 seconds: 313.569366 unlinks/second
nlink between: 102
 - unlinked 0 (time 1735099822 ; 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      2209152       15872     2191232   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       335611         810      334801   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