== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 02:32:19 (1786343539)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7840     1263464   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        7220     1264084   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       25872     3577724   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       17600     3589420   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43472     7167144   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4044     1019956   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000        2051     1021949   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144        2831      259313   2%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144        2687      259457   2%  /mnt/lustre[OST:1] 

filesystem_summary:       524865        6095      518770   2%  /mnt/lustre 

 - mkdir 4987 (time 1786343550.77 total 10.00 last 498.62)
 - mkdir 10000 (time 1786343560.46 total 19.70 last 516.87)
 - mkdir 15074 (time 1786343570.47 total 29.70 last 507.33)
 - mkdir 19423 (time 1786343580.47 total 39.70 last 434.90)
 - mkdir 23738 (time 1786343590.47 total 49.70 last 431.47)
 - mkdir 28628 (time 1786343600.47 total 59.70 last 489.00)
 - mkdir 30000 (time 1786343603.67 total 62.91 last 428.25)
total: 32818 mkdir in 69.54 seconds: 471.91 ops/second
 - mkdir 5031 (time 1786343550.76 total 10.00 last 503.04)
 - mkdir 10000 (time 1786343560.67 total 19.91 last 501.70)
 - mkdir 15044 (time 1786343570.67 total 29.91 last 504.39)
 - mkdir 19284 (time 1786343580.67 total 39.91 last 423.97)
 - mkdir 23564 (time 1786343590.67 total 49.91 last 427.98)
 - mkdir 28603 (time 1786343600.67 total 59.91 last 503.81)
 - mkdir 30000 (time 1786343604.03 total 63.27 last 415.68)
total: 32818 mkdir in 69.82 seconds: 470.02 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7844     1263460   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116      276208      995096  22%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       25872     3577724   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       17600     3589420   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43472     7167144   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4045     1019955   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000       67687      956313   7%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144        2831      259313   2%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144        2686      259458   2%  /mnt/lustre[OST:1] 

filesystem_summary:       590503       71732      518771  13%  /mnt/lustre 

nlink before: 1, created before: 65637
 - unlinked 0 (time 1786343815 ; total 0 ; last 0)
 - unlinked 10000 (time 1786343834 ; total 19 ; last 19)
 - unlinked 20000 (time 1786343852 ; total 37 ; last 18)
 - unlinked 30000 (time 1786343870 ; total 55 ; last 18)
total: 32768 unlinks in 60 seconds: 546.133362 unlinks/second
 - unlinked 0 (time 1786343815 ; total 0 ; last 0)
 - unlinked 10000 (time 1786343834 ; total 19 ; last 19)
 - unlinked 20000 (time 1786343853 ; total 38 ; last 19)
 - unlinked 30000 (time 1786343871 ; total 56 ; last 18)
total: 32768 unlinks in 61 seconds: 537.180298 unlinks/second
nlink between: 1
 - unlinked 0 (time 1786343877 ; total 0 ; last 0)
total: 50 unlinks in 0 seconds: inf unlinks/second
 - unlinked 0 (time 1786343877 ; 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        7844     1263460   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116       13664     1257640   2%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       25872     3577724   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       17600     3589420   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43472     7167144   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4045     1019955   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000        2051     1021949   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144        2831      259313   2%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144        2686      259458   2%  /mnt/lustre[OST:1] 

filesystem_summary:       524867        6096      518771   2%  /mnt/lustre