== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 16:13:07 (1748981587)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1752     1285936   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116        1252     3605768   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1252     3605768   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2504     7211536   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         276     1023724   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         268      261876   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         268      261876   1% /mnt/lustre[OST:1]

filesystem_summary:       524028         276      523752   1% /mnt/lustre

 - mkdir 10000 (time 1748981596.94 total 8.90 last 1123.38)
 - mkdir 20000 (time 1748981605.73 total 17.70 last 1137.06)
 - mkdir 30000 (time 1748981614.30 total 26.27 last 1166.56)
 - mkdir 40000 (time 1748981622.90 total 34.86 last 1163.49)
 - mkdir 50000 (time 1748981631.66 total 43.62 last 1141.42)
 - mkdir 60000 (time 1748981640.36 total 52.32 last 1149.47)
total: 65636 mkdir in 57.19 seconds: 1147.72 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270528     1017160  22% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116        1252     3605768   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1252     3605768   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2504     7211536   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       65912      958088   7% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         267      261877   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         268      261876   1% /mnt/lustre[OST:1]

filesystem_summary:       589665       65912      523753  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1748981646 ; total 0 ; last 0)
 - unlinked 10000 (time 1748981662 ; total 16 ; last 16)
 - unlinked 20000 (time 1748981679 ; total 33 ; last 17)
 - unlinked 30000 (time 1748981696 ; total 50 ; last 17)
 - unlinked 40000 (time 1748981712 ; total 66 ; last 16)
 - unlinked 50000 (time 1748981729 ; total 83 ; last 17)
 - unlinked 60000 (time 1748981746 ; total 100 ; last 17)
total: 65536 unlinks in 111 seconds: 590.414429 unlinks/second
nlink between: 1
 - unlinked 0 (time 1748981757 ; 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        7984     1279704   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116        1252     3605768   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1252     3605768   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2504     7211536   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         276     1023724   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         267      261877   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         268      261876   1% /mnt/lustre[OST:1]

filesystem_summary:       524029         276      523753   1% /mnt/lustre