== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 08:07:37 (1749125257)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7780     1279908   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7228     1280460   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31944     3575076   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       11160     3595860   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43104     7170936   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4027     1019973   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2037     1021963   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2756      259388   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2662      259482   2% /mnt/lustre[OST:1]

filesystem_summary:       524934        6064      518870   2% /mnt/lustre

 - mkdir 10000 (time 1749125266.37 total 8.34 last 1198.75)
 - mkdir 20000 (time 1749125274.67 total 16.64 last 1204.51)
 - mkdir 30000 (time 1749125283.23 total 25.20 last 1168.33)
 - mkdir 40000 (time 1749125291.96 total 33.93 last 1145.85)
 - mkdir 50000 (time 1749125300.72 total 42.69 last 1141.69)
 - mkdir 60000 (time 1749125309.31 total 51.28 last 1163.74)
total: 65636 mkdir in 56.02 seconds: 1171.59 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276332     1011356  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7228     1280460   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31944     3575076   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       11160     3595860   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43104     7170936   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69663      954337   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2037     1021963   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2756      259388   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2661      259483   2% /mnt/lustre[OST:1]

filesystem_summary:       590571       71700      518871  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1749125315 ; total 0 ; last 0)
 - unlinked 10000 (time 1749125331 ; total 16 ; last 16)
 - unlinked 20000 (time 1749125350 ; total 35 ; last 19)
 - unlinked 30000 (time 1749125368 ; total 53 ; last 18)
 - unlinked 40000 (time 1749125386 ; total 71 ; last 18)
 - unlinked 50000 (time 1749125403 ; total 88 ; last 17)
 - unlinked 60000 (time 1749125421 ; total 106 ; last 18)
total: 65536 unlinks in 115 seconds: 569.878235 unlinks/second
nlink between: 1
 - unlinked 0 (time 1749125431 ; 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       13788     1273900   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7228     1280460   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31944     3575076   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       11160     3595860   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43104     7170936   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4027     1019973   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2037     1021963   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2756      259388   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2661      259483   2% /mnt/lustre[OST:1]

filesystem_summary:       524935        6064      518871   2% /mnt/lustre