== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 20:10:57 (1718928657)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7408     1280280   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7148     1280540   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26392     3580628   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       19176     3587844   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       45568     7168472   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2002     1021998   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1535     1022465   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1407      260737   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1224      260920   1% /mnt/lustre[OST:1]

filesystem_summary:       525194        3537      521657   1% /mnt/lustre

 - mkdir 6714 (time 1718928668.50 total 10.00 last 671.35)
 - mkdir 10000 (time 1718928673.74 total 15.24 last 627.26)
 - mkdir 18138 (time 1718928683.74 total 25.24 last 813.68)
 - mkdir 20000 (time 1718928685.75 total 27.25 last 927.14)
 - mkdir 29152 (time 1718928695.75 total 37.25 last 915.17)
 - mkdir 37582 (time 1718928705.75 total 47.25 last 842.99)
 - mkdir 40000 (time 1718928709.39 total 50.89 last 664.88)
 - mkdir 48990 (time 1718928719.39 total 60.89 last 898.93)
 - mkdir 60000 (time 1718928729.04 total 70.53 last 1141.23)
total: 65636 mkdir in 75.62 seconds: 867.92 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7412     1280276   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275796     1011892  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26392     3580628   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       19176     3587844   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       45568     7168472   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2003     1021997   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67171      956829   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1406      260738   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1224      260920   1% /mnt/lustre[OST:1]

filesystem_summary:       590832       69174      521658  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1718928735 ; total 0 ; last 0)
 - unlinked 10000 (time 1718928753 ; total 18 ; last 18)
 - unlinked 20000 (time 1718928772 ; total 37 ; last 19)
 - unlinked 30000 (time 1718928791 ; total 56 ; last 19)
 - unlinked 40000 (time 1718928809 ; total 74 ; last 18)
 - unlinked 50000 (time 1718928826 ; total 91 ; last 17)
 - unlinked 60000 (time 1718928849 ; total 114 ; last 23)
total: 65536 unlinks in 127 seconds: 516.031494 unlinks/second
nlink between: 1
 - unlinked 0 (time 1718928862 ; 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        7412     1280276   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13252     1274436   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       26392     3580628   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       19176     3587844   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       45568     7168472   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2003     1021997   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1535     1022465   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1406      260738   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1224      260920   1% /mnt/lustre[OST:1]

filesystem_summary:       525196        3538      521658   1% /mnt/lustre