== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:01:52 (1713387712)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1688     1286000   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         280     1023720   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         259     1023741   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:       524159         539      523620   1% /mnt/lustre

 - mkdir 10000 (time 1713387722.22 total 8.33 last 1200.46)
 - mkdir 20000 (time 1713387730.64 total 16.75 last 1187.57)
 - mkdir 30000 (time 1713387739.46 total 25.57 last 1134.12)
 - mkdir 40000 (time 1713387747.80 total 33.91 last 1198.64)
 - mkdir 50000 (time 1713387755.98 total 42.09 last 1222.48)
 - mkdir 60000 (time 1713387764.54 total 50.65 last 1168.19)
total: 65636 mkdir in 55.43 seconds: 1184.06 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      270344     1017344  21% /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         280     1023720   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       65895      958105   7% /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:       589796       66175      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1713387770 ; total 0 ; last 0)
 - unlinked 10000 (time 1713387786 ; total 16 ; last 16)
 - unlinked 20000 (time 1713387804 ; total 34 ; last 18)
 - unlinked 30000 (time 1713387820 ; total 50 ; last 16)
 - unlinked 40000 (time 1713387836 ; total 66 ; last 16)
 - unlinked 50000 (time 1713387852 ; total 82 ; last 16)
 - unlinked 60000 (time 1713387870 ; total 100 ; last 18)
total: 65536 unlinks in 112 seconds: 585.142883 unlinks/second
nlink between: 1
 - unlinked 0 (time 1713387882 ; 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        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7800     1279888   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         280     1023720   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         259     1023741   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:       524160         539      523621   1% /mnt/lustre