== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:07:03 (1746133623) UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 7928 1279760 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 7092 1280596 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 21684 3585336 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 21420 3585600 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 43104 7170936 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 1024000 4022 1019978 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1024000 2019 1021981 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 262144 2698 259446 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 2699 259445 2% /mnt/lustre[OST:1] filesystem_summary: 524932 6041 518891 2% /mnt/lustre - mkdir 3393 (time 1746133636.09 total 10.00 last 339.25) - mkdir 6340 (time 1746133646.09 total 20.00 last 294.67) - mkdir 9236 (time 1746133656.09 total 30.00 last 289.53) - mkdir 10000 (time 1746133658.57 total 32.48 last 308.30) - mkdir 13156 (time 1746133668.57 total 42.49 last 315.52) - mkdir 16270 (time 1746133678.57 total 52.49 last 311.38) - mkdir 19311 (time 1746133688.58 total 62.49 last 303.99) - mkdir 20000 (time 1746133690.87 total 64.79 last 300.00) - mkdir 23168 (time 1746133700.87 total 74.79 last 316.73) - mkdir 26224 (time 1746133710.88 total 84.79 last 305.55) - mkdir 29261 (time 1746133720.88 total 94.79 last 303.67) - mkdir 30000 (time 1746133723.23 total 97.15 last 313.62) - mkdir 33242 (time 1746133733.24 total 107.15 last 324.14) - mkdir 36093 (time 1746133743.24 total 117.15 last 285.00) - mkdir 38974 (time 1746133753.24 total 127.16 last 288.01) - mkdir 40000 (time 1746133757.00 total 130.91 last 273.19) - mkdir 42899 (time 1746133767.00 total 140.91 last 289.85) - mkdir 45798 (time 1746133777.00 total 150.92 last 289.84) - mkdir 48691 (time 1746133787.00 total 160.92 last 289.28) - mkdir 50000 (time 1746133791.79 total 165.70 last 273.48) - mkdir 52980 (time 1746133801.79 total 175.70 last 297.96) - mkdir 55571 (time 1746133811.79 total 185.71 last 259.06) - mkdir 58190 (time 1746133821.79 total 195.71 last 261.83) - mkdir 60000 (time 1746133828.63 total 202.54 last 264.94) - mkdir 62437 (time 1746133838.63 total 212.54 last 243.63) - mkdir 64921 (time 1746133848.63 total 222.54 last 248.35) total: 65636 mkdir in 225.32 seconds: 291.30 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 276560 1011128 22% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 7092 1280596 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 21684 3585336 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 21420 3585600 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 43104 7170936 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 1024000 69658 954342 7% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1024000 2019 1021981 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 262144 2698 259446 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 2699 259445 2% /mnt/lustre[OST:1] filesystem_summary: 590568 71677 518891 13% /mnt/lustre nlink before: 1, created before: 65636 - unlinked 0 (time 1746133854 ; total 0 ; last 0) - unlinked 10000 (time 1746133918 ; total 64 ; last 64) - unlinked 20000 (time 1746133984 ; total 130 ; last 66) - unlinked 30000 (time 1746134058 ; total 204 ; last 74) - unlinked 40000 (time 1746134130 ; total 276 ; last 72) - unlinked 50000 (time 1746134196 ; total 342 ; last 66) - unlinked 60000 (time 1746134262 ; total 408 ; last 66) total: 65536 unlinks in 441 seconds: 148.607712 unlinks/second nlink between: 1 - unlinked 0 (time 1746134296 ; 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 14016 1273672 2% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 7092 1280596 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 21684 3585336 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 21420 3585600 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 43104 7170936 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 1024000 4022 1019978 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1024000 2019 1021981 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 262144 2698 259446 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 2699 259445 2% /mnt/lustre[OST:1] filesystem_summary: 524932 6041 518891 2% /mnt/lustre