== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 06:02:19 (1721383339)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7380     1280308   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7160     1280528   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30384     3576636   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       17268     3589752   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       47652     7166388   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        1574     1022426   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1394      260750   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1210      260934   1% /mnt/lustre[OST:1]

filesystem_summary:       525255        3571      521684   1% /mnt/lustre

 - mkdir 10000 (time 1721383348.47 total 8.31 last 1203.94)
 - mkdir 20000 (time 1721383356.80 total 16.63 last 1200.63)
 - mkdir 30000 (time 1721383365.05 total 24.89 last 1211.77)
 - mkdir 40000 (time 1721383373.51 total 33.35 last 1182.11)
 - mkdir 50000 (time 1721383382.08 total 41.91 last 1167.99)
 - mkdir 59785 (time 1721383392.08 total 51.91 last 978.48)
total: 65636 mkdir in 57.68 seconds: 1137.91 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      273796     1013892  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7160     1280528   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30384     3576636   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       17268     3589752   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       47652     7166388   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        1574     1022426   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1394      260750   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1209      260935   1% /mnt/lustre[OST:1]

filesystem_summary:       590892       69207      521685  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1721383398 ; total 0 ; last 0)
 - unlinked 10000 (time 1721383420 ; total 22 ; last 22)
 - unlinked 20000 (time 1721383442 ; total 44 ; last 22)
 - unlinked 30000 (time 1721383467 ; total 69 ; last 25)
 - unlinked 40000 (time 1721383491 ; total 93 ; last 24)
 - unlinked 50000 (time 1721383521 ; total 123 ; last 30)
 - unlinked 60000 (time 1721383553 ; total 155 ; last 32)
total: 65536 unlinks in 171 seconds: 383.251465 unlinks/second
nlink between: 1
 - unlinked 0 (time 1721383570 ; 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       11252     1276436   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7160     1280528   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30384     3576636   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       17268     3589752   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       47652     7166388   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        1574     1022426   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1394      260750   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1209      260935   1% /mnt/lustre[OST:1]

filesystem_summary:       525256        3571      521685   1% /mnt/lustre