== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:42:56 (1715204576)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7524     1280164   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7004     1280684   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       27436     3579584   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       16144     3590876   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43580     7170460   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        1997     1022003   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1557     1022443   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1416      260728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1234      260910   1% /mnt/lustre[OST:1]

filesystem_summary:       525192        3554      521638   1% /mnt/lustre

 - mkdir 10000 (time 1715204586.13 total 9.04 last 1106.34)
 - mkdir 20000 (time 1715204595.23 total 18.14 last 1098.52)
 - mkdir 30000 (time 1715204604.39 total 27.30 last 1091.94)
 - mkdir 40000 (time 1715204613.50 total 36.41 last 1097.83)
 - mkdir 50000 (time 1715204622.88 total 45.79 last 1066.36)
 - mkdir 58095 (time 1715204632.88 total 55.79 last 809.47)
total: 65636 mkdir in 63.32 seconds: 1036.63 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      273888     1013800  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7004     1280684   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       27436     3579584   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       16144     3590876   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43580     7170460   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       67633      956367   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1557     1022443   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1416      260728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1233      260911   1% /mnt/lustre[OST:1]

filesystem_summary:       590829       69190      521639  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1715204642 ; total 0 ; last 0)
 - unlinked 10000 (time 1715204660 ; total 18 ; last 18)
 - unlinked 20000 (time 1715204680 ; total 38 ; last 20)
 - unlinked 30000 (time 1715204698 ; total 56 ; last 18)
 - unlinked 40000 (time 1715204717 ; total 75 ; last 19)
 - unlinked 50000 (time 1715204736 ; total 94 ; last 19)
 - unlinked 60000 (time 1715204754 ; total 112 ; last 18)
total: 65536 unlinks in 122 seconds: 537.180298 unlinks/second
nlink between: 1
 - unlinked 0 (time 1715204765 ; 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       11344     1276344   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7004     1280684   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       27436     3579584   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       16144     3590876   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43580     7170460   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        1997     1022003   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1557     1022443   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1416      260728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1233      260911   1% /mnt/lustre[OST:1]

filesystem_summary:       525193        3554      521639   1% /mnt/lustre