== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 22:23:35 (1746066215) 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 2802 (time 1746066227.17 total 10.02 last 279.64) - mkdir 5350 (time 1746066237.17 total 20.02 last 254.79) - mkdir 8320 (time 1746066247.17 total 30.02 last 296.96) - mkdir 10000 (time 1746066254.23 total 37.08 last 237.97) - mkdir 12291 (time 1746066264.24 total 47.09 last 228.92) - mkdir 14408 (time 1746066274.24 total 57.09 last 211.60) - mkdir 16656 (time 1746066284.24 total 67.09 last 224.79) - mkdir 19070 (time 1746066294.25 total 77.11 last 241.09) - mkdir 20000 (time 1746066298.88 total 81.73 last 201.02) - mkdir 22406 (time 1746066308.88 total 91.73 last 240.59) - mkdir 24683 (time 1746066318.88 total 101.74 last 227.66) - mkdir 27257 (time 1746066328.88 total 111.74 last 257.39) - mkdir 29526 (time 1746066338.89 total 121.74 last 226.84) - mkdir 31966 (time 1746066348.89 total 131.74 last 243.95) - mkdir 34501 (time 1746066358.89 total 141.74 last 253.46) - mkdir 37087 (time 1746066368.89 total 151.74 last 258.59) - mkdir 39731 (time 1746066378.89 total 161.75 last 264.31) - mkdir 42169 (time 1746066389.07 total 171.92 last 239.58) - mkdir 44658 (time 1746066399.07 total 181.93 last 248.82) - mkdir 46708 (time 1746066409.07 total 191.93 last 204.95) - mkdir 48837 (time 1746066419.08 total 201.93 last 212.82) - mkdir 50000 (time 1746066423.93 total 206.78 last 239.71) - mkdir 52078 (time 1746066433.94 total 216.79 last 207.69) - mkdir 54348 (time 1746066443.94 total 226.79 last 226.98) - mkdir 56686 (time 1746066453.94 total 236.79 last 233.77) - mkdir 59288 (time 1746066463.94 total 246.80 last 260.04) - mkdir 60000 (time 1746066467.42 total 250.27 last 204.92) - mkdir 62257 (time 1746066477.42 total 260.27 last 225.65) - mkdir 64274 (time 1746066487.42 total 270.28 last 201.65) total: 65636 mkdir in 276.63 seconds: 237.27 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209920 751744 1456128 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 198661 65873 132788 34% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118152 392 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118151 391 117760 1% /mnt/lustre[OST:1] filesystem_summary: 198661 65873 132788 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1746066496 ; total 0 ; last 0) - unlinked 10000 (time 1746066564 ; total 68 ; last 68) - unlinked 20000 (time 1746066642 ; total 146 ; last 78) - unlinked 30000 (time 1746066724 ; total 228 ; last 82) - unlinked 40000 (time 1746066804 ; total 308 ; last 80) - unlinked 50000 (time 1746066874 ; total 378 ; last 70) - unlinked 60000 (time 1746066932 ; total 436 ; last 58) total: 65536 unlinks in 467 seconds: 140.334045 unlinks/second nlink between: 102 - unlinked 0 (time 1746066964 ; 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 2209024 15872 2191104 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 334524 813 333711 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118152 392 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118151 391 117760 1% /mnt/lustre[OST:1] filesystem_summary: 236333 813 235520 1% /mnt/lustre