== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:01:57 (1708826517)
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 5121 (time 1708826528.75 total 10.00 last 512.07)
 - mkdir 10000 (time 1708826535.58 total 16.83 last 714.29)
 - mkdir 16733 (time 1708826545.58 total 26.83 last 673.28)
 - mkdir 20000 (time 1708826549.68 total 30.93 last 797.62)
 - mkdir 28051 (time 1708826559.68 total 40.93 last 805.04)
 - mkdir 30000 (time 1708826562.32 total 43.57 last 737.10)
 - mkdir 37361 (time 1708826572.32 total 53.57 last 736.05)
 - mkdir 40000 (time 1708826576.03 total 57.29 last 710.67)
 - mkdir 47107 (time 1708826586.03 total 67.29 last 710.65)
 - mkdir 50000 (time 1708826590.17 total 71.42 last 700.16)
 - mkdir 56878 (time 1708826600.21 total 81.46 last 684.71)
 - mkdir 60000 (time 1708826604.67 total 85.92 last 700.13)
total: 65636 mkdir in 93.61 seconds: 701.16 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       198679       65868      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:       198679       65868      132811  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1708826613 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826633 ; total 20 ; last 20)
 - unlinked 20000 (time 1708826652 ; total 39 ; last 19)
 - unlinked 30000 (time 1708826673 ; total 60 ; last 21)
 - unlinked 40000 (time 1708826695 ; total 82 ; last 22)
 - unlinked 50000 (time 1708826717 ; total 104 ; last 22)
 - unlinked 60000 (time 1708826738 ; total 125 ; last 21)
total: 65536 unlinks in 136 seconds: 481.882355 unlinks/second
nlink between: 102
 - unlinked 0 (time 1708826750 ; 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       15744     2192256   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       336427         800      335627   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:       236320         800      235520   1% /mnt/lustre