== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:01:37 (1708826497)
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 7651 (time 1708826508.28 total 10.00 last 765.00)
 - mkdir 10000 (time 1708826511.22 total 12.94 last 800.35)
 - mkdir 17204 (time 1708826521.22 total 22.94 last 720.35)
 - mkdir 20000 (time 1708826524.78 total 26.50 last 784.26)
 - mkdir 27671 (time 1708826534.78 total 36.50 last 767.10)
 - mkdir 30000 (time 1708826537.86 total 39.58 last 757.01)
 - mkdir 37266 (time 1708826547.86 total 49.58 last 726.52)
 - mkdir 40000 (time 1708826551.80 total 53.52 last 693.81)
 - mkdir 46745 (time 1708826561.80 total 63.52 last 674.49)
 - mkdir 50000 (time 1708826566.42 total 68.14 last 704.71)
 - mkdir 56712 (time 1708826576.42 total 78.14 last 671.19)
 - mkdir 60000 (time 1708826581.20 total 82.91 last 688.74)
total: 65636 mkdir in 90.84 seconds: 722.58 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209920      749952     1457920  34% /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       198677       65726      132951  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:       198677       65726      132951  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1708826590 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826611 ; total 21 ; last 21)
 - unlinked 20000 (time 1708826633 ; total 43 ; last 22)
 - unlinked 30000 (time 1708826653 ; total 63 ; last 20)
 - unlinked 40000 (time 1708826675 ; total 85 ; last 22)
 - unlinked 50000 (time 1708826697 ; total 107 ; last 22)
 - unlinked 60000 (time 1708826718 ; total 128 ; last 21)
total: 65536 unlinks in 143 seconds: 458.293701 unlinks/second
nlink between: 102
 - unlinked 0 (time 1708826733 ; 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      2209664       10752     2196864   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       362454         353      362101   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:       235873         353      235520   1% /mnt/lustre