== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 09:02:54 (1761310974) UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1844 1285844 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1612 1286076 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 2776 7211264 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 257 1023743 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 262144 334 261810 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 333 261811 1% /mnt/lustre[OST:1] filesystem_summary: 524158 537 523621 1% /mnt/lustre - mkdir 4245 (time 1761310986.23 total 10.00 last 424.44) - mkdir 9442 (time 1761310996.23 total 20.00 last 519.63) - mkdir 16455 (time 1761311006.23 total 30.00 last 701.26) - mkdir 20000 (time 1761311012.09 total 35.86 last 604.96) - mkdir 25401 (time 1761311022.09 total 45.86 last 540.08) - mkdir 30000 (time 1761311028.83 total 52.61 last 682.19) - mkdir 37095 (time 1761311038.83 total 62.61 last 709.48) - mkdir 40000 (time 1761311042.36 total 66.13 last 823.92) - mkdir 48010 (time 1761311052.36 total 76.13 last 800.96) - mkdir 50000 (time 1761311054.45 total 78.22 last 951.62) - mkdir 57811 (time 1761311064.45 total 88.22 last 781.07) - mkdir 60000 (time 1761311067.37 total 91.14 last 750.84) total: 65636 mkdir in 98.24 seconds: 668.13 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1844 1285844 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 270352 1017336 21% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 2776 7211264 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 334 261810 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 333 261811 1% /mnt/lustre[OST:1] filesystem_summary: 589796 66175 523621 12% /mnt/lustre nlink before: 1, created before: 65636 - unlinked 0 (time 1761311076 ; total 0 ; last 0) - unlinked 10000 (time 1761311095 ; total 19 ; last 19) - unlinked 20000 (time 1761311115 ; total 39 ; last 20) - unlinked 30000 (time 1761311135 ; total 59 ; last 20) - unlinked 40000 (time 1761311154 ; total 78 ; last 19) - unlinked 50000 (time 1761311174 ; total 98 ; last 20) - unlinked 60000 (time 1761311191 ; total 115 ; last 17) total: 65536 unlinks in 126 seconds: 520.127014 unlinks/second nlink between: 1 - unlinked 0 (time 1761311203 ; 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 1844 1285844 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 7808 1279880 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 2776 7211264 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 334 261810 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 262144 333 261811 1% /mnt/lustre[OST:1] filesystem_summary: 524160 539 523621 1% /mnt/lustre