== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 21:01:57 (1708826517)
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 5120 (time 1708826529.07 total 10.00 last 511.91)
 - mkdir 10000 (time 1708826536.08 total 17.02 last 695.74)
 - mkdir 16849 (time 1708826546.09 total 27.03 last 684.27)
 - mkdir 20000 (time 1708826550.16 total 31.09 last 775.52)
 - mkdir 27753 (time 1708826560.16 total 41.09 last 774.95)
 - mkdir 30000 (time 1708826563.35 total 44.28 last 704.63)
 - mkdir 37386 (time 1708826573.35 total 54.28 last 738.59)
 - mkdir 40000 (time 1708826576.96 total 57.89 last 724.43)
 - mkdir 47131 (time 1708826586.96 total 67.89 last 713.08)
 - mkdir 50000 (time 1708826591.01 total 71.94 last 707.63)
 - mkdir 56793 (time 1708826601.01 total 81.95 last 679.25)
 - mkdir 60000 (time 1708826605.73 total 86.66 last 679.79)
total: 65636 mkdir in 94.69 seconds: 693.20 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       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118151         391      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198684       65862      132822  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1708826615 ; total 0 ; last 0)
 - unlinked 10000 (time 1708826634 ; total 19 ; last 19)
 - unlinked 20000 (time 1708826653 ; total 38 ; last 19)
 - unlinked 30000 (time 1708826674 ; total 59 ; last 21)
 - unlinked 40000 (time 1708826697 ; total 82 ; last 23)
 - unlinked 50000 (time 1708826719 ; total 104 ; last 22)
 - unlinked 60000 (time 1708826740 ; total 125 ; last 21)
total: 65536 unlinks in 136 seconds: 481.882355 unlinks/second
nlink between: 102
 - unlinked 0 (time 1708826752 ; total 0 ; last 0)
total: 100 unlinks in 0 seconds: inf unlinks/second
nlink after: 2
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209792       15872     2191872   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       335301         804      334497   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118151         391      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236324         804      235520   1% /mnt/lustre