== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 00:21:36 (1735363296) 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 368 261776 1% /mnt/lustre[OST:1] filesystem_summary: 524091 539 523552 1% /mnt/lustre - mkdir 7995 (time 1735363307.85 total 10.00 last 799.41) - mkdir 10000 (time 1735363310.74 total 12.90 last 692.60) - mkdir 15346 (time 1735363320.74 total 22.90 last 534.58) - mkdir 20000 (time 1735363330.45 total 32.61 last 479.32) - mkdir 24885 (time 1735363340.45 total 42.61 last 488.40) - mkdir 30000 (time 1735363349.14 total 51.29 last 588.81) - mkdir 34543 (time 1735363359.14 total 61.29 last 454.30) - mkdir 39284 (time 1735363369.14 total 71.30 last 474.02) - mkdir 43680 (time 1735363379.14 total 81.30 last 439.55) - mkdir 48081 (time 1735363389.15 total 91.30 last 439.96) - mkdir 50000 (time 1735363393.54 total 95.69 last 436.89) - mkdir 54762 (time 1735363403.54 total 105.70 last 476.10) - mkdir 60000 (time 1735363413.09 total 115.25 last 548.44) total: 65636 mkdir in 123.37 seconds: 532.02 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 270336 1017352 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 367 261777 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 368 261776 1% /mnt/lustre[OST:1] filesystem_summary: 589728 66175 523553 12% /mnt/lustre nlink before: 1, created before: 65636 - unlinked 0 (time 1735363422 ; total 0 ; last 0) - unlinked 10000 (time 1735363462 ; total 40 ; last 40) - unlinked 20000 (time 1735363496 ; total 74 ; last 34) - unlinked 30000 (time 1735363534 ; total 112 ; last 38) - unlinked 40000 (time 1735363575 ; total 153 ; last 41) - unlinked 50000 (time 1735363615 ; total 193 ; last 40) - unlinked 60000 (time 1735363656 ; total 234 ; last 41) total: 65536 unlinks in 256 seconds: 256.000000 unlinks/second nlink between: 1 - unlinked 0 (time 1735363678 ; 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 7792 1279896 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 367 261777 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 368 261776 1% /mnt/lustre[OST:1] filesystem_summary: 524092 539 523553 1% /mnt/lustre