== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 09:03:32 (1761311012) 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 499388 332 499056 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: 235852 332 235520 1% /mnt/lustre - mkdir 1723 (time 1761311024.83 total 10.00 last 172.28) - mkdir 3438 (time 1761311034.83 total 20.00 last 171.46) - mkdir 5174 (time 1761311044.84 total 30.01 last 173.51) - mkdir 6930 (time 1761311054.84 total 40.01 last 175.59) - mkdir 9077 (time 1761311064.84 total 50.01 last 214.62) - mkdir 10000 (time 1761311068.88 total 54.05 last 228.57) - mkdir 11975 (time 1761311078.88 total 64.05 last 197.45) - mkdir 13982 (time 1761311088.88 total 74.06 last 200.65) - mkdir 16412 (time 1761311098.89 total 84.06 last 242.96) - mkdir 18788 (time 1761311108.89 total 94.06 last 237.47) - mkdir 20000 (time 1761311113.67 total 98.84 last 253.70) - mkdir 22733 (time 1761311123.67 total 108.84 last 273.23) - mkdir 25707 (time 1761311133.69 total 118.86 last 296.85) - mkdir 28838 (time 1761311143.69 total 128.86 last 313.02) - mkdir 30000 (time 1761311147.85 total 133.02 last 279.72) - mkdir 32782 (time 1761311157.85 total 143.02 last 278.14) - mkdir 35348 (time 1761311167.85 total 153.02 last 256.60) - mkdir 37683 (time 1761311177.89 total 163.06 last 232.60) - mkdir 40000 (time 1761311186.37 total 171.55 last 273.04) - mkdir 42686 (time 1761311196.37 total 181.55 last 268.57) - mkdir 45408 (time 1761311206.38 total 191.55 last 272.18) - mkdir 48190 (time 1761311216.38 total 201.55 last 278.06) - mkdir 50000 (time 1761311223.65 total 208.82 last 249.13) - mkdir 52220 (time 1761311233.65 total 218.82 last 221.91) - mkdir 54033 (time 1761311243.65 total 228.82 last 181.28) - mkdir 55738 (time 1761311253.65 total 238.82 last 170.46) - mkdir 57884 (time 1761311263.65 total 248.82 last 214.59) - mkdir 60000 (time 1761311273.08 total 258.25 last 224.45) - mkdir 62417 (time 1761311283.08 total 268.25 last 241.68) - mkdir 63908 (time 1761311293.09 total 278.26 last 148.99) - mkdir 64913 (time 1761311303.09 total 288.26 last 100.48) total: 65636 mkdir in 294.65 seconds: 222.76 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209920 752512 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 198653 65935 132718 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: 198653 65935 132718 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1761311316 ; total 0 ; last 0) - unlinked 10000 (time 1761311443 ; total 127 ; last 127) - unlinked 20000 (time 1761311565 ; total 249 ; last 122) - unlinked 30000 (time 1761311686 ; total 370 ; last 121) - unlinked 40000 (time 1761311811 ; total 495 ; last 125) - unlinked 50000 (time 1761311927 ; total 611 ; last 116) - unlinked 60000 (time 1761312042 ; total 726 ; last 115) total: 65536 unlinks in 789 seconds: 83.062103 unlinks/second nlink between: 102 - unlinked 0 (time 1761312107 ; 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 9984 2197888 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 385050 491 384559 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: 236011 491 235520 1% /mnt/lustre