== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 22:35:13 (1743734113)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210688        3200     2205440   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        4096     3765248   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        7168     7531520   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       499523         333      499190   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118120         392      117728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235821         333      235488   1% /mnt/lustre

 - mkdir 8144 (time 1743734124.50 total 10.00 last 814.32)
 - mkdir 10000 (time 1743734126.87 total 12.36 last 786.02)
 - mkdir 18133 (time 1743734136.87 total 22.36 last 813.25)
 - mkdir 20000 (time 1743734139.18 total 24.68 last 807.33)
 - mkdir 28064 (time 1743734149.18 total 34.68 last 806.35)
 - mkdir 30000 (time 1743734151.64 total 37.13 last 787.38)
 - mkdir 37832 (time 1743734161.64 total 47.13 last 783.19)
 - mkdir 40000 (time 1743734164.44 total 49.93 last 774.95)
 - mkdir 47605 (time 1743734174.44 total 59.93 last 760.47)
 - mkdir 50000 (time 1743734177.72 total 63.21 last 730.10)
 - mkdir 57719 (time 1743734187.72 total 73.21 last 771.85)
 - mkdir 60000 (time 1743734190.65 total 76.15 last 778.01)
total: 65636 mkdir in 83.53 seconds: 785.77 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210176      751488     1456640  35% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        4096     3765248   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        7168     7531520   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       198690       65856      132834  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118120         392      117728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118151         391      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198690       65856      132834  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1743734199 ; total 0 ; last 0)
 - unlinked 10000 (time 1743734221 ; total 22 ; last 22)
 - unlinked 20000 (time 1743734248 ; total 49 ; last 27)
 - unlinked 30000 (time 1743734276 ; total 77 ; last 28)
 - unlinked 40000 (time 1743734303 ; total 104 ; last 27)
 - unlinked 50000 (time 1743734332 ; total 133 ; last 29)
 - unlinked 60000 (time 1743734364 ; total 165 ; last 32)
total: 65536 unlinks in 179 seconds: 366.122894 unlinks/second
nlink between: 102
 - unlinked 0 (time 1743734379 ; 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      2209408       15744     2191616   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        4096     3765248   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        7168     7531520   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       335534         808      334726   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118120         392      117728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118151         391      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236296         808      235488   1% /mnt/lustre