== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 13:42:33 (1788889353)
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116        1784     1269520   1% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        1632     1269672   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         280     1023720   1% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000         259     1023741   1% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144         369      261775   1% /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144         369      261775   1% /mnt/lustre[OST:1] 

filesystem_summary:       524089         539      523550   1% /mnt/lustre 

 - mkdir 4534 (time 1788889364.82 total 10.00 last 453.38)
 - mkdir 9170 (time 1788889374.82 total 20.00 last 463.55)
 - mkdir 13483 (time 1788889384.82 total 30.00 last 431.22)
 - mkdir 17317 (time 1788889394.82 total 40.01 last 383.31)
 - mkdir 20000 (time 1788889400.81 total 46.00 last 447.66)
 - mkdir 24830 (time 1788889410.81 total 56.00 last 482.95)
 - mkdir 29469 (time 1788889420.82 total 66.00 last 463.82)
total: 32818 mkdir in 72.58 seconds: 452.14 ops/second
 - mkdir 4512 (time 1788889364.82 total 10.00 last 451.15)
 - mkdir 9140 (time 1788889374.82 total 20.00 last 462.76)
 - mkdir 13434 (time 1788889384.82 total 30.00 last 429.32)
 - mkdir 17285 (time 1788889394.82 total 40.01 last 384.99)
 - mkdir 20000 (time 1788889400.85 total 46.04 last 450.15)
 - mkdir 24784 (time 1788889410.85 total 56.04 last 478.32)
 - mkdir 29432 (time 1788889420.86 total 66.04 last 464.58)
total: 32818 mkdir in 72.68 seconds: 451.53 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116        1784     1269520   1% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116      270740     1000564  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         280     1023720   1% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000       65895      958105   7% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144         368      261776   1% /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144         369      261775   1% /mnt/lustre[OST:1] 

filesystem_summary:       589726       66175      523551  12% /mnt/lustre 

nlink before: 1, created before: 65637
 - unlinked 0 (time 1788889587 ; total 0 ; last 0)
 - unlinked 10000 (time 1788889626 ; total 39 ; last 39)
 - unlinked 20000 (time 1788889655 ; total 68 ; last 29)
 - unlinked 30000 (time 1788889680 ; total 93 ; last 25)
total: 32768 unlinks in 101 seconds: 324.435638 unlinks/second
 - unlinked 0 (time 1788889587 ; total 0 ; last 0)
 - unlinked 10000 (time 1788889626 ; total 39 ; last 39)
 - unlinked 20000 (time 1788889655 ; total 68 ; last 29)
 - unlinked 30000 (time 1788889681 ; total 94 ; last 26)
total: 32768 unlinks in 101 seconds: 324.435638 unlinks/second
nlink between: 1
 - unlinked 0 (time 1788889689 ; total 0 ; last 0)
total: 50 unlinks in 0 seconds: inf unlinks/second
 - unlinked 0 (time 1788889689 ; total 0 ; last 0)
total: 50 unlinks in 0 seconds: inf unlinks/second
nlink after: 1
rmdir(/mnt/lustre/d51b.sanity/d.1.0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
rmdir(/mnt/lustre/d51b.sanity/d.0.0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116        1784     1269520   1% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8196     1263108   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         280     1023720   1% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000         259     1023741   1% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144         368      261776   1% /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144         369      261775   1% /mnt/lustre[OST:1] 

filesystem_summary:       524090         539      523551   1% /mnt/lustre