== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:58:57 (1751320737)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7560     1280128   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7068     1280620   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30628     3576392   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       17064     3589956   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       47692     7166348   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2009     1021991   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1563     1022437   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1416      260728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1247      260897   1% /mnt/lustre[OST:1]

filesystem_summary:       525197        3572      521625   1% /mnt/lustre

 - mkdir 10000 (time 1751320747.52 total 8.98 last 1114.19)
 - mkdir 20000 (time 1751320756.95 total 18.41 last 1060.23)
 - mkdir 27628 (time 1751320766.95 total 28.41 last 762.77)
 - mkdir 30000 (time 1751320770.83 total 32.28 last 612.45)
 - mkdir 38297 (time 1751320780.83 total 42.28 last 829.62)
 - mkdir 40000 (time 1751320784.03 total 45.49 last 531.18)
 - mkdir 49414 (time 1751320794.04 total 55.49 last 941.27)
 - mkdir 57470 (time 1751320804.04 total 65.49 last 805.53)
 - mkdir 60000 (time 1751320808.84 total 70.29 last 526.93)
 - mkdir 65603 (time 1751320818.84 total 80.29 last 560.27)
total: 65636 mkdir in 80.34 seconds: 816.99 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7560     1280128   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275680     1012008  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30628     3576392   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       17064     3589956   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       47692     7166348   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2009     1021991   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67199      956801   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1416      260728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1246      260898   1% /mnt/lustre[OST:1]

filesystem_summary:       590834       69208      521626  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1751320820 ; total 0 ; last 0)
 - unlinked 10000 (time 1751320842 ; total 22 ; last 22)
 - unlinked 20000 (time 1751320871 ; total 51 ; last 29)
 - unlinked 30000 (time 1751320887 ; total 67 ; last 16)
 - unlinked 40000 (time 1751320903 ; total 83 ; last 16)
 - unlinked 50000 (time 1751320920 ; total 100 ; last 17)
 - unlinked 60000 (time 1751320936 ; total 116 ; last 16)
total: 65536 unlinks in 124 seconds: 528.516113 unlinks/second
nlink between: 1
 - unlinked 0 (time 1751320945 ; 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        7560     1280128   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13136     1274552   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       30628     3576392   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       17064     3589956   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       47692     7166348   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2009     1021991   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1563     1022437   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1416      260728   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1246      260898   1% /mnt/lustre[OST:1]

filesystem_summary:       525198        3572      521626   1% /mnt/lustre