== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 12:35:41 (1736357741)
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       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 9076 (time 1736357752.42 total 10.00 last 907.49)
 - mkdir 16285 (time 1736357762.42 total 20.00 last 720.85)
 - mkdir 20000 (time 1736357771.84 total 29.43 last 394.24)
 - mkdir 27151 (time 1736357781.85 total 39.43 last 715.00)
 - mkdir 30000 (time 1736357785.86 total 43.44 last 710.66)
 - mkdir 37072 (time 1736357795.86 total 53.44 last 707.15)
 - mkdir 40000 (time 1736357801.10 total 58.68 last 558.24)
 - mkdir 46076 (time 1736357811.10 total 68.68 last 607.52)
 - mkdir 50000 (time 1736357817.26 total 74.84 last 636.89)
 - mkdir 56756 (time 1736357827.26 total 84.84 last 675.59)
 - mkdir 60000 (time 1736357831.35 total 88.93 last 794.06)
total: 65636 mkdir in 96.33 seconds: 681.38 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210176      751360     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       198698       65852      132846  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118117         357      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198698       65852      132846  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1736357840 ; total 0 ; last 0)
 - unlinked 10000 (time 1736357866 ; total 26 ; last 26)
 - unlinked 20000 (time 1736357895 ; total 55 ; last 29)
 - unlinked 30000 (time 1736357921 ; total 81 ; last 26)
 - unlinked 40000 (time 1736357943 ; total 103 ; last 22)
 - unlinked 50000 (time 1736357964 ; total 124 ; last 21)
 - unlinked 60000 (time 1736357988 ; total 148 ; last 24)
total: 65536 unlinks in 161 seconds: 407.055908 unlinks/second
nlink between: 102
 - unlinked 0 (time 1736358001 ; 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      2209536       15744     2191744   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       335417         805      334612   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118117         357      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236325         805      235520   1% /mnt/lustre