== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 00:21:23 (1735363283)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210688        3200     2205440   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       499523         333      499190   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 8878 (time 1735363294.07 total 10.00 last 887.78)
 - mkdir 15042 (time 1735363304.08 total 20.00 last 616.32)
 - mkdir 19947 (time 1735363314.08 total 30.00 last 490.47)
 - mkdir 24454 (time 1735363324.08 total 40.00 last 450.67)
 - mkdir 29039 (time 1735363334.08 total 50.00 last 458.45)
 - mkdir 33264 (time 1735363344.08 total 60.00 last 422.48)
 - mkdir 37486 (time 1735363354.08 total 70.01 last 422.12)
 - mkdir 40000 (time 1735363360.41 total 76.33 last 397.37)
 - mkdir 43852 (time 1735363370.41 total 86.33 last 385.19)
 - mkdir 47737 (time 1735363380.41 total 96.33 last 388.49)
 - mkdir 50000 (time 1735363386.21 total 102.14 last 389.93)
 - mkdir 53920 (time 1735363396.21 total 112.14 last 391.96)
 - mkdir 57891 (time 1735363406.21 total 122.14 last 397.05)
 - mkdir 60000 (time 1735363411.49 total 127.42 last 399.34)
 - mkdir 63852 (time 1735363421.50 total 137.42 last 385.13)
total: 65636 mkdir in 142.01 seconds: 462.21 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210176      751616     1456512  35% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       198688       65866      132822  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198688       65866      132822  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1735363427 ; total 0 ; last 0)
 - unlinked 10000 (time 1735363472 ; total 45 ; last 45)
 - unlinked 20000 (time 1735363517 ; total 90 ; last 45)
 - unlinked 30000 (time 1735363562 ; total 135 ; last 45)
 - unlinked 40000 (time 1735363606 ; total 179 ; last 44)
 - unlinked 50000 (time 1735363649 ; total 222 ; last 43)
 - unlinked 60000 (time 1735363692 ; total 265 ; last 43)
total: 65536 unlinks in 288 seconds: 227.555557 unlinks/second
nlink between: 102
 - unlinked 0 (time 1735363716 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 2
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209408       15616     2191744   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       335804         791      335013   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236311         791      235520   1% /mnt/lustre