== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 11:49:34 (1777564174)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      2210688        2048     2206592   1%  /mnt/lustre[MDT:0] 
lustre-OST0000_UUID      3771392        2048     3767296   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3771392        2048     3767296   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7542784        4096     7534592   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID       534698         333      534365   1%  /mnt/lustre[MDT:0] 
lustre-OST0000_UUID       118184         392      117792   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       118184         392      117792   1%  /mnt/lustre[OST:1] 

filesystem_summary:       235917         333      235584   1%  /mnt/lustre 

 - mkdir 3492 (time 1777564186.37 total 10.00 last 349.16)
 - mkdir 8141 (time 1777564196.37 total 20.00 last 464.86)
 - mkdir 10000 (time 1777564199.77 total 23.41 last 546.13)
 - mkdir 15645 (time 1777564209.78 total 33.41 last 564.38)
 - mkdir 20000 (time 1777564217.03 total 40.66 last 600.42)
 - mkdir 26796 (time 1777564227.08 total 50.71 last 676.43)
 - mkdir 30000 (time 1777564232.01 total 55.64 last 649.56)
 - mkdir 36532 (time 1777564242.01 total 65.64 last 653.05)
 - mkdir 40000 (time 1777564248.09 total 71.72 last 570.85)
 - mkdir 46563 (time 1777564258.09 total 81.72 last 656.25)
 - mkdir 50000 (time 1777564263.56 total 87.19 last 627.99)
 - mkdir 57102 (time 1777564273.56 total 97.19 last 710.18)
 - mkdir 60000 (time 1777564277.97 total 101.61 last 656.51)
total: 65636 mkdir in 109.99 seconds: 596.75 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      2210304      489472     1718784  23%  /mnt/lustre[MDT:0] 
lustre-OST0000_UUID      3771392        2048     3767296   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3771392        2048     3767296   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7542784        4096     7534592   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID       304133       65923      238210  22%  /mnt/lustre[MDT:0] 
lustre-OST0000_UUID       118183         391      117792   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       118184         392      117792   1%  /mnt/lustre[OST:1] 

filesystem_summary:       301507       65923      235584  22%  /mnt/lustre 

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1777564288 ; total 0 ; last 0)
 - unlinked 10000 (time 1777564311 ; total 23 ; last 23)
 - unlinked 20000 (time 1777564336 ; total 48 ; last 25)
 - unlinked 30000 (time 1777564363 ; total 75 ; last 27)
 - unlinked 40000 (time 1777564386 ; total 98 ; last 23)
 - unlinked 50000 (time 1777564409 ; total 121 ; last 23)
 - unlinked 60000 (time 1777564436 ; total 148 ; last 27)
total: 65536 unlinks in 161 seconds: 407.055908 unlinks/second
nlink between: 102
 - unlinked 0 (time 1777564450 ; 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        6400     2201088   1%  /mnt/lustre[MDT:0] 
lustre-OST0000_UUID      3771392        2048     3767296   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3771392        2048     3767296   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7542784        4096     7534592   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID       440436         455      439981   1%  /mnt/lustre[MDT:0] 
lustre-OST0000_UUID       118183         391      117792   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       118184         392      117792   1%  /mnt/lustre[OST:1] 

filesystem_summary:       236039         455      235584   1%  /mnt/lustre