== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:01:43 (1708826503)
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 8825 (time 1708826514.09 total 10.01 last 881.32)
 - mkdir 17456 (time 1708826524.09 total 20.01 last 863.01)
 - mkdir 20000 (time 1708826526.95 total 22.87 last 890.81)
 - mkdir 28233 (time 1708826536.95 total 32.87 last 823.26)
 - mkdir 30000 (time 1708826539.31 total 35.24 last 746.81)
 - mkdir 37271 (time 1708826549.31 total 45.24 last 727.04)
 - mkdir 40000 (time 1708826553.22 total 49.14 last 698.93)
 - mkdir 46735 (time 1708826563.22 total 59.14 last 673.42)
 - mkdir 50000 (time 1708826568.02 total 63.94 last 680.32)
 - mkdir 56918 (time 1708826578.02 total 73.94 last 691.79)
 - mkdir 60000 (time 1708826582.45 total 78.37 last 696.09)
total: 65636 mkdir in 86.63 seconds: 757.69 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209920      751616     1456256  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       198664       65865      132799  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:       198664       65865      132799  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1708826592 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826614 ; total 22 ; last 22)
 - unlinked 20000 (time 1708826636 ; total 44 ; last 22)
 - unlinked 30000 (time 1708826657 ; total 65 ; last 21)
 - unlinked 40000 (time 1708826678 ; total 86 ; last 21)
 - unlinked 50000 (time 1708826699 ; total 107 ; last 21)
 - unlinked 60000 (time 1708826719 ; total 127 ; last 20)
total: 65536 unlinks in 138 seconds: 474.898560 unlinks/second
nlink between: 102
 - unlinked 0 (time 1708826730 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 2
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209792       15744     2192000   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       335321         804      334517   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:       236324         804      235520   1% /mnt/lustre