== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:13:46 (1715202826)
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 8154 (time 1715202837.51 total 10.00 last 815.28)
 - mkdir 10000 (time 1715202839.74 total 12.23 last 828.31)
 - mkdir 17360 (time 1715202849.74 total 22.23 last 735.92)
 - mkdir 20000 (time 1715202853.38 total 25.87 last 724.64)
 - mkdir 27142 (time 1715202863.38 total 35.87 last 714.16)
 - mkdir 30000 (time 1715202867.66 total 40.15 last 668.58)
 - mkdir 36991 (time 1715202877.66 total 50.15 last 699.09)
 - mkdir 40000 (time 1715202881.75 total 54.24 last 734.77)
 - mkdir 46677 (time 1715202891.75 total 64.25 last 667.67)
 - mkdir 50000 (time 1715202896.84 total 69.33 last 653.46)
 - mkdir 56368 (time 1715202906.84 total 79.33 last 636.75)
 - mkdir 60000 (time 1715202912.47 total 84.97 last 644.49)
total: 65636 mkdir in 93.69 seconds: 700.56 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       198684       65862      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:       198684       65862      132822  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1715202922 ; total 0 ; last 0)
 - unlinked 10000 (time 1715202945 ; total 23 ; last 23)
 - unlinked 20000 (time 1715202968 ; total 46 ; last 23)
 - unlinked 30000 (time 1715202990 ; total 68 ; last 22)
 - unlinked 40000 (time 1715203013 ; total 91 ; last 23)
 - unlinked 50000 (time 1715203033 ; total 111 ; last 20)
 - unlinked 60000 (time 1715203070 ; total 148 ; last 37)
total: 65536 unlinks in 169 seconds: 387.786987 unlinks/second
nlink between: 102
 - unlinked 0 (time 1715203091 ; 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      2209664       15616     2192000   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       335709         790      334919   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:       236310         790      235520   1% /mnt/lustre