== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 00:03:20 (1735103000)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7924     1279764   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7088     1280600   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116      542876     3064144  16% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116      530588     3076432  15% /mnt/lustre[OST:1]

filesystem_summary:      7666232     1073464     6140576  15% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4168     1019832   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1973     1022027   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2818      259326   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2678      259466   2% /mnt/lustre[OST:1]

filesystem_summary:       524933        6141      518792   2% /mnt/lustre

 - mkdir 7379 (time 1735103011.74 total 10.00 last 737.85)
 - mkdir 10000 (time 1735103014.53 total 12.79 last 940.30)
 - mkdir 19350 (time 1735103024.53 total 22.79 last 934.93)
 - mkdir 28693 (time 1735103034.53 total 32.79 last 934.29)
 - mkdir 37153 (time 1735103044.53 total 42.79 last 845.99)
 - mkdir 40000 (time 1735103047.55 total 45.81 last 941.68)
 - mkdir 48792 (time 1735103057.56 total 55.81 last 879.08)
 - mkdir 56591 (time 1735103067.56 total 65.81 last 779.86)
 - mkdir 60000 (time 1735103070.76 total 69.02 last 1064.03)
total: 65636 mkdir in 74.79 seconds: 877.60 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7924     1279764   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275708     1011980  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116      542876     3064144  16% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116      530588     3076432  15% /mnt/lustre[OST:1]

filesystem_summary:      7666232     1073464     6140576  15% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4168     1019832   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67609      956391   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2817      259327   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2678      259466   2% /mnt/lustre[OST:1]

filesystem_summary:       590570       71777      518793  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1735103078 ; total 0 ; last 0)
 - unlinked 10000 (time 1735103108 ; total 30 ; last 30)
 - unlinked 20000 (time 1735103133 ; total 55 ; last 25)
 - unlinked 30000 (time 1735103159 ; total 81 ; last 26)
 - unlinked 40000 (time 1735103189 ; total 111 ; last 30)
 - unlinked 50000 (time 1735103218 ; total 140 ; last 29)
 - unlinked 60000 (time 1735103248 ; total 170 ; last 30)
total: 65536 unlinks in 186 seconds: 352.344086 unlinks/second
nlink between: 1
 - unlinked 0 (time 1735103264 ; 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        7924     1279764   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13164     1274524   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116      542876     3064144  16% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116      530588     3076432  15% /mnt/lustre[OST:1]

filesystem_summary:      7666232     1073464     6140576  15% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4168     1019832   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1973     1022027   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2817      259327   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2678      259466   2% /mnt/lustre[OST:1]

filesystem_summary:       524934        6141      518793   2% /mnt/lustre