== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 08:51:56 (1761310316) 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 5540 (time 1761310328.20 total 10.00 last 553.99) - mkdir 10000 (time 1761310336.23 total 18.03 last 555.45) - mkdir 14549 (time 1761310346.23 total 28.03 last 454.89) - mkdir 15980 (time 1761310356.25 total 38.05 last 142.81) - mkdir 17195 (time 1761310366.26 total 48.06 last 121.40) - mkdir 18514 (time 1761310376.26 total 58.06 last 131.83) - mkdir 19694 (time 1761310386.27 total 68.07 last 117.92) - mkdir 20000 (time 1761310388.34 total 70.14 last 147.79) - mkdir 21137 (time 1761310398.34 total 80.14 last 113.67) - mkdir 22574 (time 1761310408.35 total 90.15 last 143.64) - mkdir 24340 (time 1761310418.35 total 100.15 last 176.59) - mkdir 26312 (time 1761310428.35 total 110.15 last 197.18) - mkdir 28180 (time 1761310438.35 total 120.15 last 186.79) - mkdir 30000 (time 1761310447.96 total 129.76 last 189.37) - mkdir 31766 (time 1761310457.96 total 139.76 last 176.57) - mkdir 33437 (time 1761310467.98 total 149.78 last 166.80) - mkdir 35479 (time 1761310477.98 total 159.78 last 204.15) - mkdir 37294 (time 1761310487.99 total 169.79 last 181.38) - mkdir 39323 (time 1761310497.99 total 179.79 last 202.87) - mkdir 40000 (time 1761310500.93 total 182.73 last 230.31) - mkdir 41975 (time 1761310510.93 total 192.73 last 197.46) - mkdir 43871 (time 1761310520.93 total 202.74 last 189.54) - mkdir 46428 (time 1761310531.18 total 212.98 last 249.53) - mkdir 48182 (time 1761310541.19 total 222.99 last 175.31) - mkdir 49973 (time 1761310551.19 total 232.99 last 179.09) - mkdir 51741 (time 1761310561.19 total 242.99 last 176.76) - mkdir 53392 (time 1761310571.19 total 252.99 last 165.05) - mkdir 55036 (time 1761310581.41 total 263.21 last 160.91) - mkdir 56596 (time 1761310591.41 total 273.21 last 155.97) - mkdir 58123 (time 1761310601.41 total 283.21 last 152.70) - mkdir 59699 (time 1761310611.41 total 293.21 last 157.59) - mkdir 60000 (time 1761310613.69 total 295.49 last 131.96) - mkdir 61381 (time 1761310623.70 total 305.50 last 138.03) - mkdir 62882 (time 1761310633.70 total 315.50 last 150.09) - mkdir 64307 (time 1761310643.70 total 325.50 last 142.47) total: 65636 mkdir in 332.35 seconds: 197.49 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210432 753024 1455360 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 198577 65948 132629 34% /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: 198577 65948 132629 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1761310653 ; total 0 ; last 0) - unlinked 10000 (time 1761310741 ; total 88 ; last 88) - unlinked 20000 (time 1761310865 ; total 212 ; last 124) - unlinked 30000 (time 1761310997 ; total 344 ; last 132) - unlinked 40000 (time 1761311116 ; total 463 ; last 119) - unlinked 50000 (time 1761311223 ; total 570 ; last 107) - unlinked 60000 (time 1761311334 ; total 681 ; last 111) total: 65536 unlinks in 746 seconds: 87.849869 unlinks/second nlink between: 102 - unlinked 0 (time 1761311401 ; total 0 ; last 0) total: 100 unlinks in 3 seconds: 33.333332 unlinks/second nlink after: 2 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209920 8704 2199168 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 397710 433 397277 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