== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 09:19:18 (1721222358)
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 1721222368.14 total 8.54 last 1170.75)
 - mkdir 20000 (time 1721222376.56 total 16.96 last 1187.96)
 - mkdir 29163 (time 1721222386.56 total 26.96 last 916.23)
 - mkdir 36367 (time 1721222396.56 total 36.96 last 720.35)
 - mkdir 40000 (time 1721222401.46 total 41.86 last 741.53)
 - mkdir 45512 (time 1721222411.46 total 51.86 last 551.09)
 - mkdir 50000 (time 1721222419.14 total 59.55 last 584.13)
 - mkdir 55435 (time 1721222429.14 total 69.55 last 543.45)
 - mkdir 60000 (time 1721222437.52 total 77.92 last 545.16)
 - mkdir 65528 (time 1721222447.52 total 87.92 last 552.80)
total: 65636 mkdir in 88.06 seconds: 745.35 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270388     1017300  21% /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         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       589792       66171      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1721222449 ; total 0 ; last 0)
 - unlinked 10000 (time 1721222486 ; total 37 ; last 37)
 - unlinked 20000 (time 1721222523 ; total 74 ; last 37)
 - unlinked 30000 (time 1721222560 ; total 111 ; last 37)
 - unlinked 40000 (time 1721222597 ; total 148 ; last 37)
 - unlinked 50000 (time 1721222633 ; total 184 ; last 36)
 - unlinked 60000 (time 1721222670 ; total 221 ; last 37)
total: 65536 unlinks in 241 seconds: 271.933624 unlinks/second
nlink between: 1
 - unlinked 0 (time 1721222691 ; 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        7844     1279844   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         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524156         535      523621   1% /mnt/lustre