== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 19:46:26 (1718927186)
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       118118         358      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 6618 (time 1718927197.90 total 10.00 last 661.76)
 - mkdir 10000 (time 1718927202.41 total 14.51 last 749.18)
 - mkdir 17927 (time 1718927212.41 total 24.52 last 792.63)
 - mkdir 20000 (time 1718927215.00 total 27.11 last 799.68)
 - mkdir 27401 (time 1718927225.00 total 37.11 last 740.09)
 - mkdir 30000 (time 1718927228.54 total 40.65 last 734.66)
 - mkdir 37361 (time 1718927238.54 total 50.65 last 736.09)
 - mkdir 40000 (time 1718927242.28 total 54.39 last 705.50)
 - mkdir 47123 (time 1718927252.28 total 64.39 last 712.27)
 - mkdir 50000 (time 1718927256.51 total 68.61 last 680.99)
 - mkdir 56845 (time 1718927266.51 total 78.61 last 684.48)
 - mkdir 60000 (time 1718927270.98 total 83.08 last 705.66)
total: 65636 mkdir in 91.13 seconds: 720.22 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210048      751360     1456640  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       198686       65852      132834  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118117         357      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198686       65852      132834  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1718927280 ; total 0 ; last 0)
 - unlinked 10000 (time 1718927302 ; total 22 ; last 22)
 - unlinked 20000 (time 1718927326 ; total 46 ; last 24)
 - unlinked 30000 (time 1718927351 ; total 71 ; last 25)
 - unlinked 40000 (time 1718927376 ; total 96 ; last 25)
 - unlinked 50000 (time 1718927396 ; total 116 ; last 20)
 - unlinked 60000 (time 1718927416 ; total 136 ; last 20)
total: 65536 unlinks in 147 seconds: 445.823120 unlinks/second
nlink between: 102
 - unlinked 0 (time 1718927427 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 2
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209792       15872     2191872   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       335573         808      334765   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118117         357      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118118         358      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       236328         808      235520   1% /mnt/lustre