== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 09:19:01 (1721222341)
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       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 8329 (time 1721222352.38 total 10.00 last 832.84)
 - mkdir 16368 (time 1721222362.38 total 20.00 last 803.78)
 - mkdir 20000 (time 1721222367.14 total 24.76 last 762.73)
 - mkdir 27356 (time 1721222377.15 total 34.76 last 735.59)
 - mkdir 30000 (time 1721222381.17 total 38.79 last 657.49)
 - mkdir 35419 (time 1721222391.17 total 48.79 last 541.83)
 - mkdir 40000 (time 1721222400.21 total 57.83 last 506.79)
 - mkdir 44054 (time 1721222410.21 total 67.83 last 405.35)
 - mkdir 48066 (time 1721222420.21 total 77.83 last 401.16)
 - mkdir 50000 (time 1721222425.26 total 82.88 last 383.03)
 - mkdir 53803 (time 1721222435.26 total 92.88 last 380.29)
 - mkdir 57604 (time 1721222445.33 total 102.95 last 377.40)
 - mkdir 60000 (time 1721222451.27 total 108.89 last 403.44)
 - mkdir 63780 (time 1721222461.27 total 118.89 last 377.97)
total: 65636 mkdir in 123.85 seconds: 529.97 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       198696       65874      132822  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118117         357      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198696       65874      132822  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1721222468 ; total 0 ; last 0)
 - unlinked 10000 (time 1721222514 ; total 46 ; last 46)
 - unlinked 20000 (time 1721222559 ; total 91 ; last 45)
 - unlinked 30000 (time 1721222605 ; total 137 ; last 46)
 - unlinked 40000 (time 1721222648 ; total 180 ; last 43)
 - unlinked 50000 (time 1721222691 ; total 223 ; last 43)
 - unlinked 60000 (time 1721222734 ; total 266 ; last 43)
total: 65536 unlinks in 288 seconds: 227.555557 unlinks/second
nlink between: 102
 - unlinked 0 (time 1721222756 ; 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      2209792       15616     2192128   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       335727         789      334938   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118117         357      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236309         789      235520   1% /mnt/lustre