== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 16:51:54 (1718398314) UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210688 3200 2205440 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7532544 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 499523 333 499190 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118118 358 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118118 358 117760 1% /mnt/lustre[OST:1] filesystem_summary: 235853 333 235520 1% /mnt/lustre - mkdir 4986 (time 1718398325.32 total 10.00 last 498.57) - mkdir 9170 (time 1718398335.32 total 20.00 last 418.35) - mkdir 10000 (time 1718398337.51 total 22.20 last 378.33) - mkdir 13384 (time 1718398347.51 total 32.20 last 338.40) - mkdir 17643 (time 1718398357.52 total 42.20 last 425.88) - mkdir 20000 (time 1718398364.83 total 49.51 last 322.38) - mkdir 24799 (time 1718398374.83 total 59.51 last 479.82) - mkdir 29387 (time 1718398384.83 total 69.51 last 458.78) - mkdir 33941 (time 1718398394.83 total 79.51 last 455.36) - mkdir 39826 (time 1718398404.83 total 89.51 last 588.47) - mkdir 45739 (time 1718398414.83 total 99.51 last 591.29) - mkdir 50000 (time 1718398422.29 total 106.97 last 571.49) - mkdir 54979 (time 1718398432.29 total 116.97 last 497.89) - mkdir 60000 (time 1718398442.19 total 126.87 last 506.91) - mkdir 64858 (time 1718398452.24 total 136.92 last 483.43) total: 65636 mkdir in 138.62 seconds: 473.51 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210176 751616 1456512 35% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7532544 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 198684 65862 132822 34% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118117 357 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118118 358 117760 1% /mnt/lustre[OST:1] filesystem_summary: 198684 65862 132822 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1718398455 ; total 0 ; last 0) - unlinked 10000 (time 1718398485 ; total 30 ; last 30) - unlinked 20000 (time 1718398513 ; total 58 ; last 28) - unlinked 30000 (time 1718398546 ; total 91 ; last 33) - unlinked 40000 (time 1718398578 ; total 123 ; last 32) - unlinked 50000 (time 1718398605 ; total 150 ; last 27) - unlinked 60000 (time 1718398630 ; total 175 ; last 25) total: 65536 unlinks in 192 seconds: 341.333344 unlinks/second nlink between: 102 - unlinked 0 (time 1718398647 ; total 0 ; last 0) total: 100 unlinks in 1 seconds: 100.000000 unlinks/second nlink after: 2 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209920 15744 2192128 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7532544 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 335475 805 334670 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118117 357 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118118 358 117760 1% /mnt/lustre[OST:1] filesystem_summary: 236325 805 235520 1% /mnt/lustre