== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 10:33:00 (1761143580)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7916     1279772   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7116     1280572   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20472     3586548   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22968     3584052   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       43440     7170600   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4096     1019904   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2002     1021998   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2861      259283   2%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2632      259512   2%  /mnt/lustre[OST:1]

filesystem_summary:       524893        6098      518795   2%  /mnt/lustre

 - mkdir 8644 (time 1761143592.16 total 10.00 last 864.36)
 - mkdir 17972 (time 1761143602.16 total 20.00 last 932.73)
 - mkdir 27715 (time 1761143612.16 total 30.00 last 974.26)
 - mkdir 30000 (time 1761143614.60 total 32.44 last 936.75)
 - mkdir 39884 (time 1761143624.60 total 42.44 last 988.40)
 - mkdir 49373 (time 1761143634.60 total 52.44 last 948.88)
 - mkdir 58950 (time 1761143644.60 total 62.44 last 957.69)
total: 65636 mkdir in 69.33 seconds: 946.68 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7916     1279772   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275792     1011896  22%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20472     3586548   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22968     3584052   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       43440     7170600   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4096     1019904   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67638      956362   7%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2860      259284   2%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2632      259512   2%  /mnt/lustre[OST:1]

filesystem_summary:       590530       71734      518796  13%  /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1761143653 ; total 0 ; last 0)
 - unlinked 10000 (time 1761143672 ; total 19 ; last 19)
 - unlinked 20000 (time 1761143690 ; total 37 ; last 18)
 - unlinked 30000 (time 1761143709 ; total 56 ; last 19)
 - unlinked 40000 (time 1761143728 ; total 75 ; last 19)
 - unlinked 50000 (time 1761143748 ; total 95 ; last 20)
 - unlinked 60000 (time 1761143768 ; total 115 ; last 20)
total: 65536 unlinks in 127 seconds: 516.031494 unlinks/second
nlink between: 1
 - unlinked 0 (time 1761143781 ; 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        7916     1279772   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13248     1274440   2%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20472     3586548   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22968     3584052   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       43440     7170600   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4096     1019904   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2002     1021998   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2860      259284   2%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2632      259512   2%  /mnt/lustre[OST:1]

filesystem_summary:       524894        6098      518796   2%  /mnt/lustre