== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:01:59 (1708826519)
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 5586 (time 1708826530.25 total 10.00 last 558.53)
 - mkdir 10000 (time 1708826536.43 total 16.18 last 714.17)
 - mkdir 16891 (time 1708826546.43 total 26.18 last 689.05)
 - mkdir 20000 (time 1708826550.25 total 30.00 last 814.46)
 - mkdir 27752 (time 1708826560.27 total 40.02 last 773.72)
 - mkdir 30000 (time 1708826563.20 total 42.95 last 765.81)
 - mkdir 37674 (time 1708826573.21 total 52.96 last 766.71)
 - mkdir 40000 (time 1708826576.21 total 55.96 last 775.38)
 - mkdir 47336 (time 1708826586.21 total 65.96 last 733.58)
 - mkdir 50000 (time 1708826589.76 total 69.51 last 751.67)
 - mkdir 57333 (time 1708826599.76 total 79.51 last 733.27)
 - mkdir 60000 (time 1708826603.38 total 83.13 last 736.32)
total: 65636 mkdir in 90.86 seconds: 722.42 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       198700       65866      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:       198700       65866      132834  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1708826612 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826631 ; total 19 ; last 19)
 - unlinked 20000 (time 1708826650 ; total 38 ; last 19)
 - unlinked 30000 (time 1708826670 ; total 58 ; last 20)
 - unlinked 40000 (time 1708826691 ; total 79 ; last 21)
 - unlinked 50000 (time 1708826713 ; total 101 ; last 22)
 - unlinked 60000 (time 1708826733 ; total 121 ; last 20)
total: 65536 unlinks in 132 seconds: 496.484863 unlinks/second
nlink between: 102
 - unlinked 0 (time 1708826745 ; 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      2210048       15616     2192384   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       336970         787      336183   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:       236307         787      235520   1% /mnt/lustre