== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:01:39 (1708826499)
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 7962 (time 1708826510.28 total 10.00 last 796.07)
 - mkdir 10000 (time 1708826512.57 total 12.29 last 888.82)
 - mkdir 18082 (time 1708826522.57 total 22.30 last 808.15)
 - mkdir 20000 (time 1708826524.77 total 24.49 last 873.74)
 - mkdir 28367 (time 1708826534.77 total 34.49 last 836.65)
 - mkdir 30000 (time 1708826537.02 total 36.74 last 725.54)
 - mkdir 37268 (time 1708826547.02 total 46.74 last 726.79)
 - mkdir 40000 (time 1708826551.03 total 50.75 last 680.89)
 - mkdir 46560 (time 1708826561.03 total 60.76 last 655.88)
 - mkdir 50000 (time 1708826566.08 total 65.80 last 682.00)
 - mkdir 57132 (time 1708826576.08 total 75.80 last 713.19)
 - mkdir 60000 (time 1708826580.04 total 79.76 last 723.84)
total: 65636 mkdir in 87.96 seconds: 746.17 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210304      752256     1456000  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       198696       65920      132776  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:       198696       65920      132776  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1708826589 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826611 ; total 22 ; last 22)
 - unlinked 20000 (time 1708826633 ; total 44 ; last 22)
 - unlinked 30000 (time 1708826654 ; total 65 ; last 21)
 - unlinked 40000 (time 1708826675 ; total 86 ; last 21)
 - unlinked 50000 (time 1708826695 ; total 106 ; last 20)
 - unlinked 60000 (time 1708826715 ; total 126 ; last 20)
total: 65536 unlinks in 137 seconds: 478.364960 unlinks/second
nlink between: 102
 - unlinked 0 (time 1708826726 ; 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       14720     2193024   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       340076         714      339362   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:       236234         714      235520   1% /mnt/lustre