== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 15:10:52 (1713208252)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210688        3200     2205440   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      2210688        2944     2205696   1% /mnt/lustre[MDT:1]
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-MDT0001_UUID       504009         314      503695   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       118218         458      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118218         458      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236169         649      235520   1% /mnt/lustre

 - mkdir 7419 (time 1713208263.53 total 10.00 last 741.89)
 - mkdir 10000 (time 1713208267.05 total 13.52 last 733.25)
 - mkdir 17784 (time 1713208277.05 total 23.52 last 778.40)
 - mkdir 20000 (time 1713208280.23 total 26.70 last 697.85)
 - mkdir 25920 (time 1713208290.23 total 36.70 last 591.94)
 - mkdir 30000 (time 1713208297.21 total 43.68 last 583.88)
 - mkdir 35974 (time 1713208307.22 total 53.68 last 597.37)
 - mkdir 40000 (time 1713208313.11 total 59.58 last 683.05)
 - mkdir 46492 (time 1713208323.11 total 69.58 last 649.14)
 - mkdir 50000 (time 1713208328.78 total 75.25 last 618.69)
 - mkdir 56659 (time 1713208338.83 total 85.30 last 662.32)
 - mkdir 60000 (time 1713208343.46 total 89.93 last 722.66)
total: 65636 mkdir in 97.81 seconds: 671.07 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210304      749184     1459072  34% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      2210688        2944     2205696   1% /mnt/lustre[MDT:1]
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       198706       65650      133056  34% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID       504009         314      503695   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       118217         457      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118218         458      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       301484       65964      235520  22% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1713208352 ; total 0 ; last 0)
 - unlinked 10000 (time 1713208375 ; total 23 ; last 23)
 - unlinked 20000 (time 1713208399 ; total 47 ; last 24)
 - unlinked 30000 (time 1713208420 ; total 68 ; last 21)
 - unlinked 40000 (time 1713208443 ; total 91 ; last 23)
 - unlinked 50000 (time 1713208465 ; total 113 ; last 22)
 - unlinked 60000 (time 1713208488 ; total 136 ; last 23)
total: 65536 unlinks in 148 seconds: 442.810822 unlinks/second
nlink between: 102
 - unlinked 0 (time 1713208500 ; 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       11520     2196224   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      2210688        2944     2205696   1% /mnt/lustre[MDT:1]
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       358126         424      357702   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID       504009         314      503695   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       118217         457      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118218         458      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236258         738      235520   1% /mnt/lustre