== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:37:00 (1708828620)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7708     1279980   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7216     1280472   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       21596     3585424   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22776     3584244   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4038     1019962   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2027     1021973   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2794      259350   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2648      259496   2% /mnt/lustre[OST:1]

filesystem_summary:       524911        6065      518846   2% /mnt/lustre

 - mkdir 8426 (time 1708828631.27 total 10.00 last 842.58)
 - mkdir 16432 (time 1708828641.27 total 20.00 last 800.58)
 - mkdir 20000 (time 1708828645.60 total 24.33 last 824.23)
 - mkdir 27681 (time 1708828655.60 total 34.33 last 768.05)
 - mkdir 30000 (time 1708828658.59 total 37.32 last 774.71)
 - mkdir 37750 (time 1708828668.59 total 47.32 last 774.93)
 - mkdir 40000 (time 1708828671.26 total 49.99 last 842.71)
 - mkdir 49604 (time 1708828681.26 total 59.99 last 960.39)
 - mkdir 58125 (time 1708828691.26 total 70.00 last 852.04)
 - mkdir 60000 (time 1708828693.35 total 72.08 last 899.62)
total: 65636 mkdir in 78.95 seconds: 831.33 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276240     1011448  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7216     1280472   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       21596     3585424   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22776     3584244   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69674      954326   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2027     1021973   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2794      259350   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2647      259497   2% /mnt/lustre[OST:1]

filesystem_summary:       590548       71701      518847  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1708828701 ; total 0 ; last 0)
 - unlinked 10000 (time 1708828722 ; total 21 ; last 21)
 - unlinked 20000 (time 1708828742 ; total 41 ; last 20)
 - unlinked 30000 (time 1708828762 ; total 61 ; last 20)
 - unlinked 40000 (time 1708828783 ; total 82 ; last 21)
 - unlinked 50000 (time 1708828803 ; total 102 ; last 20)
 - unlinked 60000 (time 1708828823 ; total 122 ; last 20)
total: 65536 unlinks in 133 seconds: 492.751892 unlinks/second
nlink between: 1
 - unlinked 0 (time 1708828835 ; total 0 ; last 0)
total: 100 unlinks in 0 seconds: inf unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116       13696     1273992   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7216     1280472   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       21596     3585424   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22776     3584244   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       44372     7169668   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4038     1019962   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2027     1021973   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2794      259350   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2647      259497   2% /mnt/lustre[OST:1]

filesystem_summary:       524912        6065      518847   2% /mnt/lustre