== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 08:43:32 (1743511412)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7888     1279800   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7120     1280568   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31916     3575104   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       11184     3595836   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43100     7170940   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4053     1019947   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1997     1022003   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2693      259451   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2712      259432   2% /mnt/lustre[OST:1]

filesystem_summary:       524933        6050      518883   2% /mnt/lustre

 - mkdir 10000 (time 1743511423.10 total 9.67 last 1034.56)
 - mkdir 20000 (time 1743511432.75 total 19.32 last 1036.06)
 - mkdir 28950 (time 1743511442.76 total 29.32 last 894.89)
 - mkdir 35442 (time 1743511452.76 total 39.32 last 649.15)
 - mkdir 40000 (time 1743511460.49 total 47.05 last 589.32)
 - mkdir 45805 (time 1743511470.49 total 57.06 last 580.38)
 - mkdir 50000 (time 1743511478.68 total 65.25 last 512.14)
 - mkdir 55914 (time 1743511488.69 total 75.25 last 591.33)
 - mkdir 60000 (time 1743511496.28 total 82.84 last 538.26)
 - mkdir 64900 (time 1743511506.28 total 92.84 last 489.93)
total: 65636 mkdir in 94.34 seconds: 695.76 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276492     1011196  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7120     1280568   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31916     3575104   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       11184     3595836   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43100     7170940   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69689      954311   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1997     1022003   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2693      259451   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2711      259433   2% /mnt/lustre[OST:1]

filesystem_summary:       590570       71686      518884  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1743511509 ; total 0 ; last 0)
 - unlinked 10000 (time 1743511547 ; total 38 ; last 38)
 - unlinked 20000 (time 1743511585 ; total 76 ; last 38)
 - unlinked 30000 (time 1743511620 ; total 111 ; last 35)
 - unlinked 40000 (time 1743511655 ; total 146 ; last 35)
 - unlinked 50000 (time 1743511685 ; total 176 ; last 30)
 - unlinked 60000 (time 1743511703 ; total 194 ; last 18)
total: 65536 unlinks in 208 seconds: 315.076935 unlinks/second
nlink between: 1
 - unlinked 0 (time 1743511717 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116       14280     1273408   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7120     1280568   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31916     3575104   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       11184     3595836   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43100     7170940   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4136     1019864   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1997     1022003   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2693      259451   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2711      259433   2% /mnt/lustre[OST:1]

filesystem_summary:       525017        6133      518884   2% /mnt/lustre