== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 03:23:29 (1713425009)
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 8192 (time 1713425020.67 total 10.00 last 819.11)
 - mkdir 10000 (time 1713425022.90 total 12.22 last 813.69)
 - mkdir 17720 (time 1713425032.90 total 22.22 last 771.97)
 - mkdir 20000 (time 1713425036.05 total 25.38 last 722.81)
 - mkdir 27076 (time 1713425046.05 total 35.38 last 707.53)
 - mkdir 30000 (time 1713425050.28 total 39.61 last 691.54)
 - mkdir 36654 (time 1713425060.28 total 49.61 last 665.37)
 - mkdir 40000 (time 1713425065.39 total 54.72 last 654.68)
 - mkdir 46597 (time 1713425075.39 total 64.72 last 659.69)
 - mkdir 50000 (time 1713425080.55 total 69.88 last 659.49)
 - mkdir 56695 (time 1713425090.55 total 79.88 last 669.47)
 - mkdir 60000 (time 1713425095.50 total 84.83 last 667.48)
total: 65636 mkdir in 93.36 seconds: 703.02 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       198683       65861      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:       198683       65861      132822  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1713425105 ; total 0 ; last 0)
 - unlinked 10000 (time 1713425127 ; total 22 ; last 22)
 - unlinked 20000 (time 1713425149 ; total 44 ; last 22)
 - unlinked 30000 (time 1713425171 ; total 66 ; last 22)
 - unlinked 40000 (time 1713425193 ; total 88 ; last 22)
 - unlinked 50000 (time 1713425213 ; total 108 ; last 20)
 - unlinked 60000 (time 1713425234 ; total 129 ; last 21)
total: 65536 unlinks in 140 seconds: 468.114288 unlinks/second
nlink between: 102
 - unlinked 0 (time 1713425246 ; 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      2210048       15744     2192256   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       336291         798      335493   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:       236318         798      235520   1% /mnt/lustre