== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 22:46:36 (1761965196)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7868     1263436   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7040     1264264   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30052     3576968   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       13416     3593604   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       43468     7170572   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4067     1019933   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1987     1022013   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2767      259377   2%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2681      259463   2%  /mnt/lustre[OST:1]

filesystem_summary:       524894        6054      518840   2%  /mnt/lustre

 - mkdir 8986 (time 1761965208.07 total 10.00 last 898.52)
 - mkdir 17599 (time 1761965218.07 total 20.00 last 861.25)
 - mkdir 20000 (time 1761965220.76 total 22.69 last 893.01)
 - mkdir 28221 (time 1761965230.76 total 32.69 last 822.03)
 - mkdir 30000 (time 1761965233.51 total 35.44 last 646.45)
 - mkdir 34595 (time 1761965243.51 total 45.44 last 459.44)
 - mkdir 40000 (time 1761965253.22 total 55.15 last 556.82)
 - mkdir 48127 (time 1761965263.22 total 65.15 last 812.61)
 - mkdir 50000 (time 1761965265.74 total 67.67 last 743.38)
 - mkdir 58131 (time 1761965275.74 total 77.67 last 813.02)
 - mkdir 60000 (time 1761965277.95 total 79.88 last 846.24)
total: 65636 mkdir in 87.13 seconds: 753.32 ops/second
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7868     1263436   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275660      995644  22%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30052     3576968   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       13416     3593604   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       43468     7170572   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4067     1019933   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67623      956377   7%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2767      259377   2%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2680      259464   2%  /mnt/lustre[OST:1]

filesystem_summary:       590531       71690      518841  13%  /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1761965287 ; total 0 ; last 0)
 - unlinked 10000 (time 1761965308 ; total 21 ; last 21)
 - unlinked 20000 (time 1761965332 ; total 45 ; last 24)
 - unlinked 30000 (time 1761965368 ; total 81 ; last 36)
 - unlinked 40000 (time 1761965407 ; total 120 ; last 39)
 - unlinked 50000 (time 1761965446 ; total 159 ; last 39)
 - unlinked 60000 (time 1761965468 ; total 181 ; last 22)
total: 65536 unlinks in 198 seconds: 330.989899 unlinks/second
nlink between: 1
 - unlinked 0 (time 1761965485 ; total 0 ; last 0)
total: 100 unlinks in 2 seconds: 50.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        7868     1263436   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13116     1258188   2%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30052     3576968   1%  /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       13416     3593604   1%  /mnt/lustre[OST:1]

filesystem_summary:      7666232       43468     7170572   1%  /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse%  Mounted on
lustre-MDT0000_UUID      1024000        4067     1019933   1%  /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1987     1022013   1%  /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2767      259377   2%  /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2680      259464   2%  /mnt/lustre[OST:1]

filesystem_summary:       524895        6054      518841   2%  /mnt/lustre