== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 05:07:54 (1744535274)
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 6370 (time 1744535285.17 total 10.00 last 636.98)
 - mkdir 10000 (time 1744535289.84 total 14.67 last 777.91)
 - mkdir 17225 (time 1744535299.84 total 24.67 last 722.49)
 - mkdir 20000 (time 1744535304.17 total 29.00 last 641.05)
 - mkdir 26782 (time 1744535314.17 total 39.00 last 678.15)
 - mkdir 30000 (time 1744535318.82 total 43.65 last 691.39)
 - mkdir 37008 (time 1744535328.83 total 53.65 last 700.65)
 - mkdir 40000 (time 1744535333.09 total 57.92 last 700.93)
 - mkdir 47099 (time 1744535343.10 total 67.92 last 709.89)
 - mkdir 50000 (time 1744535346.69 total 71.52 last 806.60)
 - mkdir 57942 (time 1744535356.77 total 81.60 last 787.66)
 - mkdir 60000 (time 1744535359.48 total 84.30 last 761.50)
total: 65636 mkdir in 91.43 seconds: 717.92 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210048      751232     1456768  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       198692       65846      132846  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:       198692       65846      132846  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1744535367 ; total 0 ; last 0)
 - unlinked 10000 (time 1744535387 ; total 20 ; last 20)
 - unlinked 20000 (time 1744535407 ; total 40 ; last 20)
 - unlinked 30000 (time 1744535425 ; total 58 ; last 18)
 - unlinked 40000 (time 1744535445 ; total 78 ; last 20)
 - unlinked 50000 (time 1744535465 ; total 98 ; last 20)
 - unlinked 60000 (time 1744535485 ; total 118 ; last 20)
total: 65536 unlinks in 129 seconds: 508.031006 unlinks/second
nlink between: 102
 - unlinked 0 (time 1744535496 ; 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      2209408       15872     2191488   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       334582         813      333769   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:       236333         813      235520   1% /mnt/lustre