== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 06:48:21 (1713437301)
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 7457 (time 1713437312.53 total 10.01 last 744.87)
 - mkdir 10000 (time 1713437315.88 total 13.35 last 760.52)
 - mkdir 17695 (time 1713437325.88 total 23.36 last 769.38)
 - mkdir 20000 (time 1713437329.55 total 27.03 last 627.26)
 - mkdir 26651 (time 1713437339.55 total 37.03 last 665.09)
 - mkdir 30000 (time 1713437344.69 total 42.17 last 652.04)
 - mkdir 35551 (time 1713437354.70 total 52.18 last 554.67)
 - mkdir 40000 (time 1713437361.40 total 58.88 last 663.40)
 - mkdir 46669 (time 1713437371.40 total 68.88 last 666.89)
 - mkdir 50000 (time 1713437376.24 total 73.72 last 688.93)
 - mkdir 57145 (time 1713437386.24 total 83.72 last 714.45)
 - mkdir 60000 (time 1713437390.30 total 87.78 last 702.23)
total: 65636 mkdir in 96.02 seconds: 683.56 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       198678       65867      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:       198678       65867      132811  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1713437399 ; total 0 ; last 0)
 - unlinked 10000 (time 1713437419 ; total 20 ; last 20)
 - unlinked 20000 (time 1713437441 ; total 42 ; last 22)
 - unlinked 30000 (time 1713437464 ; total 65 ; last 23)
 - unlinked 40000 (time 1713437484 ; total 85 ; last 20)
 - unlinked 50000 (time 1713437503 ; total 104 ; last 19)
 - unlinked 60000 (time 1713437522 ; total 123 ; last 19)
total: 65536 unlinks in 132 seconds: 496.484863 unlinks/second
nlink between: 102
 - unlinked 0 (time 1713437532 ; 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       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