== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 07:18:01 (1741691881)
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 8007 (time 1741691892.58 total 10.00 last 800.66)
 - mkdir 10000 (time 1741691895.32 total 12.73 last 729.31)
 - mkdir 16511 (time 1741691905.32 total 22.73 last 651.06)
 - mkdir 20000 (time 1741691910.55 total 27.97 last 666.19)
 - mkdir 27495 (time 1741691920.55 total 37.97 last 749.47)
 - mkdir 30000 (time 1741691923.74 total 41.16 last 785.59)
 - mkdir 37638 (time 1741691933.74 total 51.16 last 763.74)
 - mkdir 40000 (time 1741691936.60 total 54.02 last 827.19)
 - mkdir 46795 (time 1741691946.60 total 64.02 last 679.47)
 - mkdir 50000 (time 1741691951.79 total 69.21 last 617.04)
 - mkdir 56501 (time 1741691961.83 total 79.25 last 647.48)
 - mkdir 60000 (time 1741691966.88 total 84.29 last 694.06)
total: 65636 mkdir in 92.20 seconds: 711.85 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210176      751232     1456896  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       198705       65848      132857  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:       198705       65848      132857  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1741691976 ; total 0 ; last 0)
 - unlinked 10000 (time 1741691995 ; total 19 ; last 19)
 - unlinked 20000 (time 1741692017 ; total 41 ; last 22)
 - unlinked 30000 (time 1741692039 ; total 63 ; last 22)
 - unlinked 40000 (time 1741692060 ; total 84 ; last 21)
 - unlinked 50000 (time 1741692082 ; total 106 ; last 22)
 - unlinked 60000 (time 1741692101 ; total 125 ; last 19)
total: 65536 unlinks in 136 seconds: 481.882355 unlinks/second
nlink between: 102
 - unlinked 0 (time 1741692112 ; 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      2209536       15744     2191744   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       335554         808      334746   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:       236328         808      235520   1% /mnt/lustre