== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 18:09:35 (1736982575)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        1688     1286000   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   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         334      261810   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524159         539      523620   1% /mnt/lustre

 - mkdir 10000 (time 1736982584.78 total 8.82 last 1133.25)
 - mkdir 19683 (time 1736982594.78 total 18.82 last 968.28)
 - mkdir 26753 (time 1736982604.79 total 28.83 last 706.95)
 - mkdir 30000 (time 1736982609.86 total 33.90 last 639.50)
 - mkdir 36811 (time 1736982619.86 total 43.90 last 681.03)
 - mkdir 40000 (time 1736982626.01 total 50.05 last 519.05)
 - mkdir 45488 (time 1736982636.01 total 60.05 last 548.75)
 - mkdir 50000 (time 1736982643.51 total 67.55 last 601.58)
 - mkdir 56042 (time 1736982653.51 total 77.55 last 604.17)
 - mkdir 60000 (time 1736982660.25 total 84.29 last 587.54)
total: 65636 mkdir in 93.76 seconds: 700.03 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      270436     1017252  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   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         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       589796       66175      523621  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1736982671 ; total 0 ; last 0)
 - unlinked 10000 (time 1736982702 ; total 31 ; last 31)
 - unlinked 20000 (time 1736982735 ; total 64 ; last 33)
 - unlinked 30000 (time 1736982767 ; total 96 ; last 32)
 - unlinked 40000 (time 1736982835 ; total 164 ; last 68)
 - unlinked 50000 (time 1736982874 ; total 203 ; last 39)
 - unlinked 60000 (time 1736982928 ; total 257 ; last 54)
total: 65536 unlinks in 288 seconds: 227.555557 unlinks/second
nlink between: 1
 - unlinked 0 (time 1736982959 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        1844     1285844   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7892     1279796   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116        1388     3605632   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232        2776     7211264   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         333      261811   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144         334      261810   1% /mnt/lustre[OST:1]

filesystem_summary:       524160         539      523621   1% /mnt/lustre