== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 01:22:04 (1761283324)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        1796     1269508   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1640     1269664   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1544     3605476   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1544     3605476   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232        3088     7210952   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000         283     1023717   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         260     1023740   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         368      261776   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         368      261776   1%  /mnt/lustre[OST:1]

filesystem_summary:       524095         543      523552   1%  /mnt/lustre

 - mkdir 8621 (time 1761283335.38 total 10.00 last 862.03)
 - mkdir 17339 (time 1761283345.38 total 20.00 last 871.78)
 - mkdir 20000 (time 1761283349.67 total 24.29 last 620.71)
 - mkdir 28571 (time 1761283359.67 total 34.29 last 857.04)
 - mkdir 36437 (time 1761283369.67 total 44.29 last 786.56)
 - mkdir 40000 (time 1761283375.10 total 49.72 last 656.50)
 - mkdir 48596 (time 1761283385.10 total 59.72 last 859.55)
 - mkdir 56887 (time 1761283395.10 total 69.72 last 829.09)
 - mkdir 60000 (time 1761283399.52 total 74.14 last 704.04)
total: 65636 mkdir in 80.43 seconds: 816.03 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        1796     1269508   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      270312     1000992  22%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1544     3605476   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1544     3605476   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232        3088     7210952   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000         283     1023717   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       65896      958104   7%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         368      261776   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         367      261777   1%  /mnt/lustre[OST:1]

filesystem_summary:       589732       66179      523553  12%  /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1761283407 ; total 0 ; last 0)
 - unlinked 10000 (time 1761283427 ; total 20 ; last 20)
 - unlinked 20000 (time 1761283449 ; total 42 ; last 22)
 - unlinked 30000 (time 1761283474 ; total 67 ; last 25)
 - unlinked 40000 (time 1761283504 ; total 97 ; last 30)
 - unlinked 50000 (time 1761283531 ; total 124 ; last 27)
 - unlinked 60000 (time 1761283553 ; total 146 ; last 22)
total: 65536 unlinks in 159 seconds: 412.176086 unlinks/second
nlink between: 1
 - unlinked 0 (time 1761283566 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        1796     1269508   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7768     1263536   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1544     3605476   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1544     3605476   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232        3088     7210952   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000         283     1023717   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000         260     1023740   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144         368      261776   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         367      261777   1%  /mnt/lustre[OST:1]

filesystem_summary:       524096         543      523553   1%  /mnt/lustre