== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:02:15 (1708826535)
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        1524     3605496   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3048     7210992   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         368      261776   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         368      261776   1% /mnt/lustre[OST:1]

filesystem_summary:       524087         535      523552   1% /mnt/lustre

 - mkdir 6930 (time 1708826546.82 total 10.00 last 692.93)
 - mkdir 10000 (time 1708826550.48 total 13.66 last 838.30)
 - mkdir 18846 (time 1708826560.48 total 23.66 last 884.54)
 - mkdir 27388 (time 1708826570.48 total 33.66 last 854.20)
 - mkdir 30000 (time 1708826573.61 total 36.80 last 833.65)
 - mkdir 38308 (time 1708826583.61 total 46.80 last 830.70)
 - mkdir 46734 (time 1708826593.61 total 56.80 last 842.58)
 - mkdir 50000 (time 1708826597.66 total 60.85 last 806.38)
 - mkdir 57977 (time 1708826607.66 total 70.85 last 797.65)
 - mkdir 60000 (time 1708826610.04 total 73.23 last 850.63)
total: 65636 mkdir in 79.47 seconds: 825.95 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      270376     1017312  21% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3048     7210992   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         368      261776   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         367      261777   1% /mnt/lustre[OST:1]

filesystem_summary:       589724       66171      523553  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1708826617 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826634 ; total 17 ; last 17)
 - unlinked 20000 (time 1708826650 ; total 33 ; last 16)
 - unlinked 30000 (time 1708826668 ; total 51 ; last 18)
 - unlinked 40000 (time 1708826686 ; total 69 ; last 18)
 - unlinked 50000 (time 1708826705 ; total 88 ; last 19)
 - unlinked 60000 (time 1708826725 ; total 108 ; last 20)
total: 65536 unlinks in 118 seconds: 555.389832 unlinks/second
nlink between: 1
 - unlinked 0 (time 1708826735 ; 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        7832     1279856   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1612     1286076   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1524     3605496   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3048     7210992   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         368      261776   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         367      261777   1% /mnt/lustre[OST:1]

filesystem_summary:       524088         535      523553   1% /mnt/lustre