== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 22:49:02 (1718851742)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1848     1285840   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1692     1285996   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1536     3605484   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1536     3605484   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3072     7210968   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         368      261776   1% /mnt/lustre[OST:1]

filesystem_summary:       524091         539      523552   1% /mnt/lustre

 - mkdir 8292 (time 1718851753.28 total 10.00 last 829.15)
 - mkdir 16828 (time 1718851763.28 total 20.00 last 853.56)
 - mkdir 20000 (time 1718851766.83 total 23.55 last 893.93)
 - mkdir 28401 (time 1718851776.83 total 33.55 last 840.06)
 - mkdir 30000 (time 1718851778.87 total 35.59 last 784.39)
 - mkdir 39831 (time 1718851788.87 total 45.59 last 983.03)
 - mkdir 50000 (time 1718851797.69 total 54.41 last 1152.40)
 - mkdir 60000 (time 1718851806.19 total 62.91 last 1176.98)
total: 65636 mkdir in 68.76 seconds: 954.58 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1848     1285840   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      270256     1017432  21% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1536     3605484   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1536     3605484   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3072     7210968   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         367      261777   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         368      261776   1% /mnt/lustre[OST:1]

filesystem_summary:       589728       66175      523553  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1718851813 ; total 0 ; last 0)
 - unlinked 10000 (time 1718851831 ; total 18 ; last 18)
 - unlinked 20000 (time 1718851850 ; total 37 ; last 19)
 - unlinked 30000 (time 1718851869 ; total 56 ; last 19)
 - unlinked 40000 (time 1718851888 ; total 75 ; last 19)
 - unlinked 50000 (time 1718851907 ; total 94 ; last 19)
 - unlinked 60000 (time 1718851926 ; total 113 ; last 19)
total: 65536 unlinks in 123 seconds: 532.812988 unlinks/second
nlink between: 1
 - unlinked 0 (time 1718851937 ; 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        1848     1285840   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7712     1279976   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1536     3605484   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1536     3605484   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        3072     7210968   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         367      261777   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         368      261776   1% /mnt/lustre[OST:1]

filesystem_summary:       524092         539      523553   1% /mnt/lustre