== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:40:51 (1713404451)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7848     1279840   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7084     1280604   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       34116     3572904   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14368     3592652   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48484     7165556   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4097     1019903   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1974     1022026   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2696      259448   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2725      259419   2% /mnt/lustre[OST:1]

filesystem_summary:       524938        6071      518867   2% /mnt/lustre

 - mkdir 6975 (time 1713404462.72 total 10.00 last 697.42)
 - mkdir 10000 (time 1713404468.12 total 15.40 last 559.79)
 - mkdir 15413 (time 1713404478.12 total 25.41 last 541.22)
 - mkdir 20000 (time 1713404486.70 total 33.98 last 535.00)
 - mkdir 25408 (time 1713404496.70 total 43.98 last 540.77)
 - mkdir 30000 (time 1713404505.19 total 52.47 last 540.72)
 - mkdir 38112 (time 1713404515.19 total 62.47 last 811.15)
 - mkdir 45705 (time 1713404525.19 total 72.47 last 759.25)
 - mkdir 50000 (time 1713404532.60 total 79.89 last 579.52)
 - mkdir 55310 (time 1713404542.61 total 89.89 last 530.93)
 - mkdir 60000 (time 1713404552.36 total 99.64 last 480.97)
total: 65636 mkdir in 108.89 seconds: 602.77 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276504     1011184  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7084     1280604   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       34116     3572904   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14368     3592652   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48484     7165556   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69733      954267   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1974     1022026   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2696      259448   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2724      259420   2% /mnt/lustre[OST:1]

filesystem_summary:       590575       71707      518868  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1713404563 ; total 0 ; last 0)
 - unlinked 10000 (time 1713404598 ; total 35 ; last 35)
 - unlinked 20000 (time 1713404617 ; total 54 ; last 19)
 - unlinked 30000 (time 1713404648 ; total 85 ; last 31)
 - unlinked 40000 (time 1713404674 ; total 111 ; last 26)
 - unlinked 50000 (time 1713404700 ; total 137 ; last 26)
 - unlinked 60000 (time 1713404734 ; total 171 ; last 34)
total: 65536 unlinks in 188 seconds: 348.595734 unlinks/second
nlink between: 1
 - unlinked 0 (time 1713404752 ; 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       14052     1273636   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7084     1280604   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       34116     3572904   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14368     3592652   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48484     7165556   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4120     1019880   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1974     1022026   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2696      259448   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2724      259420   2% /mnt/lustre[OST:1]

filesystem_summary:       524962        6094      518868   2% /mnt/lustre