== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 22:32:09 (1764732729)
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 6997 (time 1764732740.56 total 10.00 last 699.70)
 - mkdir 10000 (time 1764732744.83 total 14.27 last 702.93)
 - mkdir 17281 (time 1764732754.83 total 24.27 last 728.07)
 - mkdir 20000 (time 1764732758.43 total 27.87 last 755.57)
 - mkdir 26483 (time 1764732768.43 total 37.87 last 648.24)
 - mkdir 30000 (time 1764732774.40 total 43.85 last 588.71)
 - mkdir 36158 (time 1764732784.40 total 53.85 last 615.78)
 - mkdir 40000 (time 1764732790.59 total 60.03 last 621.47)
 - mkdir 46067 (time 1764732800.59 total 70.03 last 606.66)
 - mkdir 50000 (time 1764732806.85 total 76.29 last 628.03)
 - mkdir 56170 (time 1764732816.94 total 86.39 last 611.30)
 - mkdir 60000 (time 1764732822.98 total 92.43 last 633.85)
total: 65636 mkdir in 101.41 seconds: 647.24 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      2210304      752512     1455744  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       198703       65950      132753  34%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1%  /mnt/lustre[OST:1]

filesystem_summary:       198703       65950      132753  34%  /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1764732833 ; total 0 ; last 0)
 - unlinked 10000 (time 1764732858 ; total 25 ; last 25)
 - unlinked 20000 (time 1764732882 ; total 49 ; last 24)
 - unlinked 30000 (time 1764732906 ; total 73 ; last 24)
 - unlinked 40000 (time 1764732929 ; total 96 ; last 23)
 - unlinked 50000 (time 1764732959 ; total 126 ; last 30)
 - unlinked 60000 (time 1764732992 ; total 159 ; last 33)
total: 65536 unlinks in 176 seconds: 372.363647 unlinks/second
nlink between: 102
 - unlinked 0 (time 1764733009 ; 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      2209920        8064     2199808   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       408829         416      408413   1%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1%  /mnt/lustre[OST:1]

filesystem_summary:       235936         416      235520   1%  /mnt/lustre