== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 11:08:52 (1722784132)
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 8161 (time 1722784143.33 total 10.00 last 816.09)
 - mkdir 10000 (time 1722784145.74 total 12.42 last 761.38)
 - mkdir 17483 (time 1722784155.74 total 22.42 last 748.21)
 - mkdir 20000 (time 1722784159.20 total 25.87 last 727.81)
 - mkdir 26764 (time 1722784169.20 total 35.88 last 676.37)
 - mkdir 30000 (time 1722784174.56 total 41.24 last 603.33)
 - mkdir 35173 (time 1722784184.57 total 51.24 last 517.25)
 - mkdir 40000 (time 1722784194.32 total 61.00 last 494.79)
 - mkdir 45263 (time 1722784204.32 total 71.00 last 526.20)
 - mkdir 49686 (time 1722784214.32 total 81.00 last 442.22)
 - mkdir 54217 (time 1722784224.33 total 91.00 last 453.08)
 - mkdir 59723 (time 1722784234.37 total 101.04 last 548.37)
 - mkdir 64304 (time 1722784244.37 total 111.04 last 458.08)
total: 65636 mkdir in 114.50 seconds: 573.22 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209920      751744     1456128  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       198663       65875      132788  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:       198663       65875      132788  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1722784249 ; total 0 ; last 0)
 - unlinked 10000 (time 1722784283 ; total 34 ; last 34)
 - unlinked 20000 (time 1722784323 ; total 74 ; last 40)
 - unlinked 30000 (time 1722784352 ; total 103 ; last 29)
 - unlinked 40000 (time 1722784374 ; total 125 ; last 22)
 - unlinked 50000 (time 1722784396 ; total 147 ; last 22)
 - unlinked 60000 (time 1722784421 ; total 172 ; last 25)
total: 65536 unlinks in 188 seconds: 348.595734 unlinks/second
nlink between: 102
 - unlinked 0 (time 1722784437 ; 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      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       336912         788      336124   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:       236308         788      235520   1% /mnt/lustre