== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 15:10:50 (1713208250)
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 8480 (time 1713208261.96 total 10.00 last 847.95)
 - mkdir 16441 (time 1713208271.96 total 20.00 last 796.02)
 - mkdir 20000 (time 1713208276.64 total 24.68 last 761.46)
 - mkdir 27411 (time 1713208286.64 total 34.68 last 741.08)
 - mkdir 30000 (time 1713208290.15 total 38.19 last 737.43)
 - mkdir 37142 (time 1713208300.15 total 48.19 last 714.12)
 - mkdir 40000 (time 1713208304.22 total 52.26 last 701.59)
 - mkdir 46898 (time 1713208314.22 total 62.26 last 689.75)
 - mkdir 50000 (time 1713208318.69 total 66.73 last 693.79)
 - mkdir 57086 (time 1713208328.70 total 76.73 last 708.54)
 - mkdir 60000 (time 1713208332.72 total 80.76 last 724.31)
total: 65636 mkdir in 88.96 seconds: 737.81 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       198675       65864      132811  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:       198675       65864      132811  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1713208342 ; total 0 ; last 0)
 - unlinked 10000 (time 1713208363 ; total 21 ; last 21)
 - unlinked 20000 (time 1713208384 ; total 42 ; last 21)
 - unlinked 30000 (time 1713208405 ; total 63 ; last 21)
 - unlinked 40000 (time 1713208425 ; total 83 ; last 20)
 - unlinked 50000 (time 1713208445 ; total 103 ; last 20)
 - unlinked 60000 (time 1713208464 ; total 122 ; last 19)
total: 65536 unlinks in 133 seconds: 492.751892 unlinks/second
nlink between: 102
 - unlinked 0 (time 1713208475 ; 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       15616     2191872   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       336097         796      335301   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:       236316         796      235520   1% /mnt/lustre