== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 05:38:07 (1721381887)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1772     1285916   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         278     1023722   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         257     1023743   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         334      261810   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524155         535      523620   1% /mnt/lustre

 - mkdir 10000 (time 1721381896.87 total 8.73 last 1145.27)
 - mkdir 20000 (time 1721381905.38 total 17.24 last 1175.41)
 - mkdir 30000 (time 1721381913.89 total 25.75 last 1174.91)
 - mkdir 40000 (time 1721381922.70 total 34.57 last 1134.25)
 - mkdir 50000 (time 1721381931.44 total 43.31 last 1144.17)
 - mkdir 60000 (time 1721381940.11 total 51.98 last 1153.37)
total: 65636 mkdir in 56.87 seconds: 1154.22 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270424     1017264  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       65914      958086   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         257     1023743   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         334      261810   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         333      261811   1% /mnt/lustre[OST:1]

filesystem_summary:       589792       66171      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1721381946 ; total 0 ; last 0)
 - unlinked 10000 (time 1721381963 ; total 17 ; last 17)
 - unlinked 20000 (time 1721381980 ; total 34 ; last 17)
 - unlinked 30000 (time 1721381996 ; total 50 ; last 16)
 - unlinked 40000 (time 1721382012 ; total 66 ; last 16)
 - unlinked 50000 (time 1721382030 ; total 84 ; last 18)
 - unlinked 60000 (time 1721382047 ; total 101 ; last 17)
total: 65536 unlinks in 110 seconds: 595.781799 unlinks/second
nlink between: 1
 - unlinked 0 (time 1721382056 ; 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        7880     1279808   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000         278     1023722   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         257     1023743   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         334      261810   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         333      261811   1% /mnt/lustre[OST:1]

filesystem_summary:       524156         535      523621   1% /mnt/lustre