== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 16:10:28 (1746130228) 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 2355 (time 1746130240.71 total 10.01 last 235.25) - mkdir 4550 (time 1746130250.71 total 20.01 last 219.50) - mkdir 7636 (time 1746130260.71 total 30.01 last 308.60) - mkdir 10000 (time 1746130270.12 total 39.42 last 251.13) - mkdir 12524 (time 1746130280.12 total 49.42 last 252.39) - mkdir 15994 (time 1746130290.12 total 59.42 last 347.00) - mkdir 18722 (time 1746130300.13 total 69.43 last 272.72) - mkdir 20000 (time 1746130305.29 total 74.59 last 247.49) - mkdir 22710 (time 1746130315.29 total 84.59 last 270.96) - mkdir 25479 (time 1746130325.29 total 94.59 last 276.88) - mkdir 27793 (time 1746130335.29 total 104.59 last 231.38) - mkdir 29864 (time 1746130345.29 total 114.59 last 207.09) - mkdir 32277 (time 1746130355.30 total 124.60 last 241.22) - mkdir 34853 (time 1746130365.30 total 134.60 last 257.51) - mkdir 37277 (time 1746130375.30 total 144.60 last 242.39) - mkdir 39880 (time 1746130385.30 total 154.60 last 260.30) - mkdir 42576 (time 1746130395.43 total 164.73 last 266.31) - mkdir 45174 (time 1746130405.43 total 174.73 last 259.71) - mkdir 47634 (time 1746130415.43 total 184.73 last 245.97) - mkdir 49895 (time 1746130425.43 total 194.73 last 226.09) - mkdir 52077 (time 1746130435.43 total 204.73 last 218.20) - mkdir 54264 (time 1746130445.43 total 214.73 last 218.65) - mkdir 56491 (time 1746130455.43 total 224.73 last 222.70) - mkdir 59006 (time 1746130465.44 total 234.74 last 251.45) - mkdir 60000 (time 1746130469.77 total 239.07 last 229.37) - mkdir 62579 (time 1746130479.77 total 249.07 last 257.86) - mkdir 65222 (time 1746130489.77 total 259.07 last 264.22) total: 65636 mkdir in 260.66 seconds: 251.81 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209792 751744 1456000 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 198650 65874 132776 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: 198650 65874 132776 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1746130493 ; total 0 ; last 0) - unlinked 10000 (time 1746130556 ; total 63 ; last 63) - unlinked 20000 (time 1746130610 ; total 117 ; last 54) - unlinked 30000 (time 1746130667 ; total 174 ; last 57) - unlinked 40000 (time 1746130731 ; total 238 ; last 64) - unlinked 50000 (time 1746130801 ; total 308 ; last 70) - unlinked 60000 (time 1746130859 ; total 366 ; last 58) total: 65536 unlinks in 403 seconds: 162.620346 unlinks/second nlink between: 102 - unlinked 0 (time 1746130896 ; 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 2208640 15744 2190848 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 336076 798 335278 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: 236318 798 235520 1% /mnt/lustre