== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 14:00:41 (1744048841)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7924     1279764   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7096     1280592   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26636     3580384   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       16452     3590568   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43088     7170952   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4078     1019922   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1966     1022034   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2760      259384   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2638      259506   2% /mnt/lustre[OST:1]

filesystem_summary:       524934        6044      518890   2% /mnt/lustre

 - mkdir 4869 (time 1744048853.21 total 10.00 last 486.83)
 - mkdir 10000 (time 1744048862.45 total 19.24 last 555.53)
 - mkdir 15220 (time 1744048872.45 total 29.24 last 521.95)
 - mkdir 20000 (time 1744048881.90 total 38.68 last 506.12)
 - mkdir 25451 (time 1744048891.90 total 48.68 last 545.05)
 - mkdir 29850 (time 1744048901.90 total 58.69 last 439.82)
 - mkdir 34288 (time 1744048911.90 total 68.69 last 443.78)
 - mkdir 38835 (time 1744048921.90 total 78.69 last 454.67)
 - mkdir 40000 (time 1744048924.45 total 81.24 last 455.82)
 - mkdir 44501 (time 1744048934.46 total 91.24 last 450.02)
 - mkdir 48928 (time 1744048944.46 total 101.25 last 442.66)
 - mkdir 50000 (time 1744048947.07 total 103.86 last 410.35)
 - mkdir 54374 (time 1744048957.07 total 113.86 last 437.40)
 - mkdir 58895 (time 1744048967.07 total 123.86 last 452.09)
 - mkdir 60000 (time 1744048969.60 total 126.39 last 436.68)
 - mkdir 64652 (time 1744048979.60 total 136.39 last 465.15)
total: 65636 mkdir in 138.51 seconds: 473.86 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276492     1011196  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7096     1280592   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26636     3580384   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       16452     3590568   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43088     7170952   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69714      954286   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1966     1022034   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2760      259384   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2638      259506   2% /mnt/lustre[OST:1]

filesystem_summary:       590570       71680      518890  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1744048983 ; total 0 ; last 0)
 - unlinked 10000 (time 1744049023 ; total 40 ; last 40)
 - unlinked 20000 (time 1744049062 ; total 79 ; last 39)
 - unlinked 30000 (time 1744049101 ; total 118 ; last 39)
 - unlinked 40000 (time 1744049142 ; total 159 ; last 41)
 - unlinked 50000 (time 1744049183 ; total 200 ; last 41)
 - unlinked 60000 (time 1744049223 ; total 240 ; last 40)
total: 65536 unlinks in 261 seconds: 251.095779 unlinks/second
nlink between: 1
 - unlinked 0 (time 1744049245 ; 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       14196     1273492   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7096     1280592   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26636     3580384   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       16452     3590568   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43088     7170952   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4140     1019860   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1966     1022034   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2760      259384   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2638      259506   2% /mnt/lustre[OST:1]

filesystem_summary:       524996        6106      518890   2% /mnt/lustre