== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 18:35:54 (1718318154)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7880     1279808   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7120     1280568   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       29916     3577104   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       18552     3588468   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4004     1019996   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2021     1021979   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2720      259424   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2608      259536   1% /mnt/lustre[OST:1]

filesystem_summary:       524985        6025      518960   2% /mnt/lustre

 - mkdir 10000 (time 1718318164.92 total 9.60 last 1041.20)
 - mkdir 20000 (time 1718318174.65 total 19.33 last 1027.97)
 - mkdir 27001 (time 1718318184.65 total 29.33 last 700.10)
 - mkdir 30000 (time 1718318189.48 total 34.16 last 621.61)
 - mkdir 38903 (time 1718318199.48 total 44.16 last 890.21)
 - mkdir 48569 (time 1718318209.48 total 54.16 last 966.60)
 - mkdir 58253 (time 1718318219.48 total 64.16 last 968.33)
total: 65636 mkdir in 72.71 seconds: 902.68 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276532     1011156  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7120     1280568   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       29916     3577104   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       18552     3588468   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69641      954359   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2021     1021979   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2720      259424   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2607      259537   1% /mnt/lustre[OST:1]

filesystem_summary:       590623       71662      518961  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1718318229 ; total 0 ; last 0)
 - unlinked 10000 (time 1718318249 ; total 20 ; last 20)
 - unlinked 20000 (time 1718318267 ; total 38 ; last 18)
 - unlinked 30000 (time 1718318286 ; total 57 ; last 19)
 - unlinked 40000 (time 1718318304 ; total 75 ; last 18)
 - unlinked 50000 (time 1718318322 ; total 93 ; last 18)
 - unlinked 60000 (time 1718318340 ; total 111 ; last 18)
total: 65536 unlinks in 121 seconds: 541.619812 unlinks/second
nlink between: 1
 - unlinked 0 (time 1718318351 ; 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       13988     1273700   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7120     1280568   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       29916     3577104   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       18552     3588468   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48468     7165572   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4005     1019995   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2021     1021979   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2720      259424   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2607      259537   1% /mnt/lustre[OST:1]

filesystem_summary:       524987        6026      518961   2% /mnt/lustre