== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 03:24:57 (1722237897)
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       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 8754 (time 1722237908.67 total 10.00 last 875.38)
 - mkdir 16694 (time 1722237918.67 total 20.00 last 793.94)
 - mkdir 20000 (time 1722237923.41 total 24.74 last 697.13)
 - mkdir 27195 (time 1722237933.41 total 34.74 last 719.45)
 - mkdir 30000 (time 1722237937.51 total 38.84 last 684.70)
 - mkdir 37801 (time 1722237947.51 total 48.84 last 780.06)
 - mkdir 40000 (time 1722237950.21 total 51.54 last 814.31)
 - mkdir 47894 (time 1722237960.21 total 61.54 last 789.40)
 - mkdir 50000 (time 1722237962.83 total 64.16 last 805.52)
 - mkdir 57953 (time 1722237972.83 total 74.16 last 794.84)
 - mkdir 60000 (time 1722237975.19 total 76.52 last 868.94)
total: 65636 mkdir in 84.04 seconds: 780.97 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210432      751488     1456896  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       198723       65866      132857  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118117         357      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198723       65866      132857  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1722237984 ; total 0 ; last 0)
 - unlinked 10000 (time 1722238005 ; total 21 ; last 21)
 - unlinked 20000 (time 1722238026 ; total 42 ; last 21)
 - unlinked 30000 (time 1722238049 ; total 65 ; last 23)
 - unlinked 40000 (time 1722238071 ; total 87 ; last 22)
 - unlinked 50000 (time 1722238092 ; total 108 ; last 21)
 - unlinked 60000 (time 1722238114 ; total 130 ; last 22)
total: 65536 unlinks in 142 seconds: 461.521118 unlinks/second
nlink between: 102
 - unlinked 0 (time 1722238127 ; 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      2210176       15488     2192640   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       336466         780      335686   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118117         357      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236300         780      235520   1% /mnt/lustre