== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 09:14:53 (1786194893)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7800     1263504   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        7236     1264068   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       23860     3579552   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       19596     3587424   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43456     7166976   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4125     1019875   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000        2040     1021960   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144        2920      259224   2%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144        2671      259473   2%  /mnt/lustre[OST:1] 

filesystem_summary:       524862        6165      518697   2%  /mnt/lustre 

 - mkdir 3941 (time 1786194905.40 total 10.00 last 394.03)
 - mkdir 8119 (time 1786194915.41 total 20.00 last 417.68)
 - mkdir 10000 (time 1786194919.87 total 24.47 last 421.69)
 - mkdir 14521 (time 1786194929.87 total 34.47 last 452.08)
 - mkdir 19226 (time 1786194939.87 total 44.47 last 470.41)
 - mkdir 24020 (time 1786194949.87 total 54.47 last 479.39)
 - mkdir 28999 (time 1786194959.87 total 64.47 last 497.81)
 - mkdir 30000 (time 1786194962.26 total 66.86 last 419.55)
total: 32818 mkdir in 73.34 seconds: 447.45 ops/second
 - mkdir 3905 (time 1786194905.41 total 10.00 last 390.47)
 - mkdir 8094 (time 1786194915.41 total 20.00 last 418.88)
 - mkdir 10000 (time 1786194919.98 total 24.58 last 416.64)
 - mkdir 14650 (time 1786194929.98 total 34.58 last 464.93)
 - mkdir 19172 (time 1786194939.98 total 44.58 last 452.19)
 - mkdir 23893 (time 1786194949.98 total 54.58 last 472.04)
 - mkdir 28649 (time 1786194959.98 total 64.58 last 475.57)
 - mkdir 30000 (time 1786194963.10 total 67.69 last 433.81)
total: 32818 mkdir in 74.10 seconds: 442.91 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116      276792      994512  22%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        7236     1264068   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       23860     3579552   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       19596     3587424   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43456     7166976   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000       69761      954239   7%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000        2040     1021960   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144        2919      259225   2%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144        2671      259473   2%  /mnt/lustre[OST:1] 

filesystem_summary:       590499       71801      518698  13%  /mnt/lustre 

nlink before: 1, created before: 65637
 - unlinked 0 (time 1786195170 ; total 1 ; last 1)
 - unlinked 10000 (time 1786195190 ; total 21 ; last 20)
 - unlinked 20000 (time 1786195212 ; total 43 ; last 22)
 - unlinked 30000 (time 1786195233 ; total 64 ; last 21)
total: 32768 unlinks in 70 seconds: 468.114288 unlinks/second
 - unlinked 0 (time 1786195170 ; total 1 ; last 1)
 - unlinked 10000 (time 1786195191 ; total 22 ; last 21)
 - unlinked 20000 (time 1786195212 ; total 43 ; last 21)
 - unlinked 30000 (time 1786195233 ; total 64 ; last 21)
total: 32768 unlinks in 70 seconds: 468.114288 unlinks/second
nlink between: 1
 - unlinked 0 (time 1786195240 ; total 0 ; last 0)
total: 50 unlinks in 0 seconds: inf unlinks/second
 - unlinked 0 (time 1786195240 ; 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       14248     1257056   2%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        7236     1264068   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       23860     3579552   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       19596     3587424   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43456     7166976   1%  /mnt/lustre 

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4125     1019875   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1024000        2040     1021960   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID       262144        2919      259225   2%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID       262144        2671      259473   2%  /mnt/lustre[OST:1] 

filesystem_summary:       524863        6165      518698   2%  /mnt/lustre