== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 08:55:17 (1761310517) 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 1979 (time 1761310529.80 total 10.00 last 197.82) - mkdir 4048 (time 1761310539.81 total 20.01 last 206.82) - mkdir 5893 (time 1761310549.81 total 30.01 last 184.41) - mkdir 7692 (time 1761310559.81 total 40.01 last 179.89) - mkdir 9401 (time 1761310569.82 total 50.02 last 170.82) - mkdir 10000 (time 1761310573.25 total 53.46 last 174.18) - mkdir 11740 (time 1761310583.26 total 63.46 last 173.93) - mkdir 13646 (time 1761310593.26 total 73.47 last 190.51) - mkdir 15567 (time 1761310603.27 total 83.47 last 191.95) - mkdir 17672 (time 1761310613.28 total 93.48 last 210.40) - mkdir 20000 (time 1761310623.14 total 103.34 last 236.06) - mkdir 22959 (time 1761310633.14 total 113.34 last 295.89) - mkdir 25514 (time 1761310643.14 total 123.35 last 255.38) - mkdir 28293 (time 1761310653.15 total 133.35 last 277.70) - mkdir 30000 (time 1761310658.26 total 138.46 last 333.93) - mkdir 34462 (time 1761310668.26 total 148.47 last 446.17) - mkdir 38557 (time 1761310678.41 total 158.61 last 403.67) - mkdir 40000 (time 1761310682.09 total 162.29 last 392.33) - mkdir 43981 (time 1761310692.13 total 172.33 last 396.49) - mkdir 47510 (time 1761310702.13 total 182.33 last 352.86) - mkdir 50000 (time 1761310709.00 total 189.20 last 362.26) - mkdir 53732 (time 1761310719.00 total 199.21 last 373.12) - mkdir 56546 (time 1761310729.17 total 209.37 last 276.81) - mkdir 59613 (time 1761310739.17 total 219.37 last 306.69) - mkdir 62885 (time 1761310749.17 total 229.37 last 327.18) total: 65636 mkdir in 236.85 seconds: 277.12 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210304 752640 1455616 35% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3770368 3072 3765248 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3766272 1% /mnt/lustre[OST:1] filesystem_summary: 7541760 6144 7531520 1% /mnt/lustre UUID Inodes IUsed IFree IUse% Mounted on lustre-MDT0000_UUID 198687 65946 132741 34% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118086 358 117728 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118117 357 117760 1% /mnt/lustre[OST:1] filesystem_summary: 198687 65946 132741 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1761310758 ; total 0 ; last 0) - unlinked 10000 (time 1761310818 ; total 60 ; last 60) - unlinked 20000 (time 1761310929 ; total 171 ; last 111) - unlinked 30000 (time 1761311039 ; total 281 ; last 110) - unlinked 40000 (time 1761311125 ; total 367 ; last 86) - unlinked 50000 (time 1761311188 ; total 430 ; last 63) - unlinked 60000 (time 1761311260 ; total 502 ; last 72) total: 65536 unlinks in 558 seconds: 117.448029 unlinks/second nlink between: 102 - unlinked 0 (time 1761311319 ; 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 2209920 8576 2199296 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 399749 433 399316 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 118118 358 117760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 118117 357 117760 1% /mnt/lustre[OST:1] filesystem_summary: 235953 433 235520 1% /mnt/lustre