== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 08:33:29 (1724762009)
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 6889 (time 1724762020.55 total 10.00 last 688.88)
 - mkdir 10000 (time 1724762025.51 total 14.96 last 627.45)
 - mkdir 16289 (time 1724762035.51 total 24.96 last 628.85)
 - mkdir 20000 (time 1724762041.72 total 31.17 last 597.11)
 - mkdir 25230 (time 1724762051.72 total 41.17 last 522.99)
 - mkdir 30000 (time 1724762059.59 total 49.05 last 605.88)
 - mkdir 36056 (time 1724762069.59 total 59.05 last 605.60)
 - mkdir 40000 (time 1724762074.76 total 64.21 last 764.21)
 - mkdir 46790 (time 1724762084.76 total 74.21 last 678.99)
 - mkdir 50000 (time 1724762090.26 total 79.71 last 583.53)
 - mkdir 55804 (time 1724762100.27 total 89.72 last 579.50)
 - mkdir 60000 (time 1724762105.60 total 95.06 last 786.83)
total: 65636 mkdir in 102.37 seconds: 641.15 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210048      751616     1456384  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       65873      132811  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       65873      132811  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1724762114 ; total 0 ; last 0)
 - unlinked 10000 (time 1724762132 ; total 18 ; last 18)
 - unlinked 20000 (time 1724762153 ; total 39 ; last 21)
 - unlinked 30000 (time 1724762174 ; total 60 ; last 21)
 - unlinked 40000 (time 1724762194 ; total 80 ; last 20)
 - unlinked 50000 (time 1724762214 ; total 100 ; last 20)
 - unlinked 60000 (time 1724762234 ; total 120 ; last 20)
total: 65536 unlinks in 130 seconds: 504.123077 unlinks/second
nlink between: 102
 - unlinked 0 (time 1724762245 ; 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      2209280       15744     2191488   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       335378         805      334573   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:       236325         805      235520   1% /mnt/lustre