== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 03:07:01 (1752476821) 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 118152 392 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118152 392 117760 1% /mnt/lustre[OST:1] filesystem_summary: 235853 333 235520 1% /mnt/lustre - mkdir 2307 (time 1752476833.59 total 10.02 last 230.23) - mkdir 5072 (time 1752476843.60 total 20.03 last 276.27) - mkdir 8088 (time 1752476853.60 total 30.03 last 301.55) - mkdir 10000 (time 1752476860.23 total 36.66 last 288.44) - mkdir 13259 (time 1752476870.23 total 46.66 last 325.84) - mkdir 17648 (time 1752476880.23 total 56.66 last 438.75) - mkdir 20000 (time 1752476887.95 total 64.38 last 304.68) - mkdir 23516 (time 1752476897.95 total 74.38 last 351.58) - mkdir 26997 (time 1752476907.96 total 84.39 last 348.06) - mkdir 30000 (time 1752476917.04 total 93.47 last 330.46) - mkdir 33987 (time 1752476927.04 total 103.47 last 398.68) - mkdir 38128 (time 1752476937.08 total 113.51 last 412.63) - mkdir 40000 (time 1752476942.97 total 119.40 last 317.66) - mkdir 43054 (time 1752476952.97 total 129.40 last 305.37) - mkdir 46600 (time 1752476962.97 total 139.41 last 354.53) - mkdir 50000 (time 1752476971.21 total 147.64 last 412.95) - mkdir 53916 (time 1752476981.21 total 157.64 last 391.54) - mkdir 57294 (time 1752476991.21 total 167.64 last 337.76) - mkdir 60000 (time 1752476999.19 total 175.62 last 339.05) - mkdir 63196 (time 1752477009.19 total 185.62 last 319.56) total: 65636 mkdir in 192.29 seconds: 341.34 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210304 752512 1455744 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 198701 65948 132753 34% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118151 391 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118152 392 117760 1% /mnt/lustre[OST:1] filesystem_summary: 198701 65948 132753 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1752477018 ; total 1 ; last 1) - unlinked 10000 (time 1752477051 ; total 34 ; last 33) - unlinked 20000 (time 1752477077 ; total 60 ; last 26) - unlinked 30000 (time 1752477145 ; total 128 ; last 68) - unlinked 40000 (time 1752477259 ; total 242 ; last 114) - unlinked 50000 (time 1752477370 ; total 353 ; last 111) - unlinked 60000 (time 1752477521 ; total 504 ; last 151) total: 65536 unlinks in 582 seconds: 112.604813 unlinks/second nlink between: 102 - unlinked 0 (time 1752477601 ; total 0 ; last 0) total: 100 unlinks in 2 seconds: 50.000000 unlinks/second nlink after: 2 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209792 8704 2199040 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 398094 437 397657 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118151 391 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118152 392 117760 1% /mnt/lustre[OST:1] filesystem_summary: 235957 437 235520 1% /mnt/lustre