== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 14:09:09 (1758823749)
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 7315 (time 1758823760.50 total 10.01 last 731.06)
 - mkdir 10000 (time 1758823764.43 total 13.94 last 681.92)
 - mkdir 15740 (time 1758823774.47 total 23.98 last 571.69)
 - mkdir 20000 (time 1758823782.31 total 31.82 last 543.87)
 - mkdir 24537 (time 1758823792.31 total 41.82 last 453.64)
 - mkdir 29233 (time 1758823802.31 total 51.82 last 469.54)
 - mkdir 34284 (time 1758823812.32 total 61.83 last 504.30)
 - mkdir 39531 (time 1758823822.33 total 71.83 last 524.70)
 - mkdir 45205 (time 1758823832.43 total 81.94 last 561.47)
 - mkdir 50000 (time 1758823840.15 total 89.66 last 621.54)
 - mkdir 56047 (time 1758823850.15 total 99.66 last 604.65)
 - mkdir 60000 (time 1758823857.50 total 107.01 last 537.29)
 - mkdir 61780 (time 1758823867.51 total 117.02 last 177.90)
 - mkdir 63162 (time 1758823877.51 total 127.02 last 138.19)
 - mkdir 64571 (time 1758823887.51 total 137.02 last 140.88)
total: 65636 mkdir in 144.54 seconds: 454.11 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210304      752512     1455744  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       198705       65952      132753  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:       198705       65952      132753  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1758823897 ; total 0 ; last 0)
 - unlinked 10000 (time 1758823966 ; total 69 ; last 69)
 - unlinked 20000 (time 1758824013 ; total 116 ; last 47)
 - unlinked 30000 (time 1758824061 ; total 164 ; last 48)
 - unlinked 40000 (time 1758824107 ; total 210 ; last 46)
 - unlinked 50000 (time 1758824147 ; total 250 ; last 40)
 - unlinked 60000 (time 1758824195 ; total 298 ; last 48)
total: 65536 unlinks in 326 seconds: 201.030670 unlinks/second
nlink between: 102
 - unlinked 0 (time 1758824224 ; 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      2209920        9344     2198528   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       391595         477      391118   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:       235997         477      235520   1% /mnt/lustre