== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 06:10:08 (1712139008)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7688     1280000   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7196     1280492   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       34024     3572996   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14444     3592576   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4020     1019980   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2024     1021976   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2770      259374   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2656      259488   2% /mnt/lustre[OST:1]

filesystem_summary:       524906        6044      518862   2% /mnt/lustre

 - mkdir 7431 (time 1712139019.25 total 10.00 last 743.03)
 - mkdir 10000 (time 1712139022.15 total 12.89 last 888.57)
 - mkdir 17686 (time 1712139032.15 total 22.89 last 768.46)
 - mkdir 20000 (time 1712139035.10 total 25.84 last 784.84)
 - mkdir 28121 (time 1712139045.10 total 35.84 last 812.03)
 - mkdir 30000 (time 1712139047.69 total 38.44 last 723.59)
 - mkdir 38166 (time 1712139057.69 total 48.44 last 816.52)
 - mkdir 40000 (time 1712139059.77 total 50.51 last 885.31)
 - mkdir 48783 (time 1712139069.77 total 60.51 last 878.24)
 - mkdir 57210 (time 1712139079.77 total 70.51 last 842.64)
 - mkdir 60000 (time 1712139083.28 total 74.03 last 794.28)
total: 65636 mkdir in 80.44 seconds: 815.92 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276304     1011384  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7196     1280492   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       34024     3572996   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14444     3592576   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69656      954344   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2024     1021976   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2770      259374   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2655      259489   2% /mnt/lustre[OST:1]

filesystem_summary:       590543       71680      518863  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1712139091 ; total 0 ; last 0)
 - unlinked 10000 (time 1712139110 ; total 19 ; last 19)
 - unlinked 20000 (time 1712139130 ; total 39 ; last 20)
 - unlinked 30000 (time 1712139152 ; total 61 ; last 22)
 - unlinked 40000 (time 1712139174 ; total 83 ; last 22)
 - unlinked 50000 (time 1712139192 ; total 101 ; last 18)
 - unlinked 60000 (time 1712139210 ; total 119 ; last 18)
total: 65536 unlinks in 130 seconds: 504.123077 unlinks/second
nlink between: 1
 - unlinked 0 (time 1712139222 ; 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       13760     1273928   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7196     1280492   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       34024     3572996   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14444     3592576   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4020     1019980   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2024     1021976   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2770      259374   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2655      259489   2% /mnt/lustre[OST:1]

filesystem_summary:       524907        6044      518863   2% /mnt/lustre