== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 02:20:58 (1713507658)
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 1713507667.99 total 8.57 last 1166.30)
 - mkdir 20000 (time 1713507676.39 total 16.98 last 1190.32)
 - mkdir 30000 (time 1713507685.26 total 25.84 last 1127.87)
 - mkdir 40000 (time 1713507693.82 total 34.40 last 1168.79)
 - mkdir 50000 (time 1713507702.37 total 42.95 last 1169.13)
 - mkdir 60000 (time 1713507711.04 total 51.62 last 1153.60)
total: 65636 mkdir in 56.73 seconds: 1156.95 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270500     1017188  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 1713507717 ; total 0 ; last 0)
 - unlinked 10000 (time 1713507733 ; total 16 ; last 16)
 - unlinked 20000 (time 1713507749 ; total 32 ; last 16)
 - unlinked 30000 (time 1713507765 ; total 48 ; last 16)
 - unlinked 40000 (time 1713507782 ; total 65 ; last 17)
 - unlinked 50000 (time 1713507798 ; total 81 ; last 16)
 - unlinked 60000 (time 1713507814 ; total 97 ; last 16)
total: 65536 unlinks in 106 seconds: 618.264160 unlinks/second
nlink between: 1
 - unlinked 0 (time 1713507823 ; 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        7956     1279732   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