== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 10:01:49 (1773237709)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        8096     1263208   1%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116       20364     3586656   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22568     3584452   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       42932     7171108   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        1144     1022856   1%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         636      261508   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         560      261584   1%  /mnt/lustre[OST:1]

filesystem_summary:       524236        1144      523092   1%  /mnt/lustre

 - mkdir 9902 (time 1773237720.75 total 10.00 last 990.17)
 - mkdir 20000 (time 1773237730.13 total 19.38 last 1077.04)
 - mkdir 28781 (time 1773237740.13 total 29.38 last 878.09)
 - mkdir 39553 (time 1773237750.13 total 39.38 last 1077.14)
 - mkdir 49992 (time 1773237760.13 total 49.38 last 1043.85)
 - mkdir 60000 (time 1773237769.95 total 59.19 last 1019.42)
total: 65636 mkdir in 65.07 seconds: 1008.71 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116      276712      994592  22%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116       20364     3586656   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22568     3584452   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       42932     7171108   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000       66780      957220   7%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         636      261508   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         560      261584   1%  /mnt/lustre[OST:1]

filesystem_summary:       589872       66780      523092  12%  /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1773237777 ; total 0 ; last 0)
 - unlinked 10000 (time 1773237797 ; total 20 ; last 20)
 - unlinked 20000 (time 1773237817 ; total 40 ; last 20)
 - unlinked 30000 (time 1773237839 ; total 62 ; last 22)
 - unlinked 40000 (time 1773237860 ; total 83 ; last 21)
 - unlinked 50000 (time 1773237881 ; total 104 ; last 21)
 - unlinked 60000 (time 1773237899 ; total 122 ; last 18)
total: 65536 unlinks in 132 seconds: 496.484863 unlinks/second
nlink between: 1
 - unlinked 0 (time 1773237910 ; total 0 ; last 0)
total: 100 unlinks in 0 seconds: inf unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116       14168     1257136   2%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3833116       20364     3586656   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22568     3584452   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       42932     7171108   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        1144     1022856   1%  /mnt/lustre[MDT:0]
lustre-OST0000_UUID       262144         636      261508   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         560      261584   1%  /mnt/lustre[OST:1]

filesystem_summary:       524236        1144      523092   1%  /mnt/lustre