== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 04:50:34 (1726303834) 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 367 261777 1% /mnt/lustre[OST:1] filesystem_summary: 524092 539 523553 1% /mnt/lustre - mkdir 3865 (time 1726303846.03 total 10.00 last 386.46) - mkdir 7593 (time 1726303856.03 total 20.00 last 372.74) - mkdir 10000 (time 1726303861.35 total 25.33 last 452.16) - mkdir 14479 (time 1726303871.35 total 35.33 last 447.82) - mkdir 18222 (time 1726303881.36 total 45.33 last 374.16) - mkdir 20000 (time 1726303885.86 total 49.83 last 394.97) - mkdir 24209 (time 1726303895.86 total 59.83 last 420.82) - mkdir 29290 (time 1726303905.86 total 69.84 last 508.08) - mkdir 33421 (time 1726303915.86 total 79.84 last 413.07) - mkdir 38201 (time 1726303925.86 total 89.84 last 477.92) - mkdir 40000 (time 1726303929.70 total 93.68 last 468.40) - mkdir 44746 (time 1726303939.71 total 103.68 last 474.56) - mkdir 49687 (time 1726303949.71 total 113.68 last 494.04) - mkdir 55906 (time 1726303959.71 total 123.68 last 621.88) - mkdir 60000 (time 1726303967.69 total 131.66 last 512.95) - mkdir 65248 (time 1726303977.69 total 141.66 last 524.72) total: 65636 mkdir in 142.37 seconds: 461.03 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 270320 1017368 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 368 261776 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 367 261777 1% /mnt/lustre[OST:1] filesystem_summary: 589728 66175 523553 12% /mnt/lustre nlink before: 1, created before: 65636 - unlinked 0 (time 1726303979 ; total 0 ; last 0) - unlinked 10000 (time 1726304020 ; total 41 ; last 41) - unlinked 20000 (time 1726304065 ; total 86 ; last 45) - unlinked 30000 (time 1726304102 ; total 123 ; last 37) - unlinked 40000 (time 1726304142 ; total 163 ; last 40) - unlinked 50000 (time 1726304173 ; total 194 ; last 31) - unlinked 60000 (time 1726304204 ; total 225 ; last 31) total: 65536 unlinks in 242 seconds: 270.809906 unlinks/second nlink between: 1 - unlinked 0 (time 1726304222 ; 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 1848 1285840 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 7776 1279912 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 367 261777 1% /mnt/lustre[OST:1] filesystem_summary: 524092 539 523553 1% /mnt/lustre