== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 13:19:39 (1726852779) 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 3050 (time 1726852791.46 total 10.01 last 304.61) - mkdir 5829 (time 1726852801.46 total 20.02 last 277.74) - mkdir 8196 (time 1726852811.46 total 30.02 last 236.68) - mkdir 10000 (time 1726852818.06 total 36.62 last 273.41) - mkdir 12617 (time 1726852828.06 total 46.62 last 261.58) - mkdir 14990 (time 1726852838.07 total 56.63 last 237.22) - mkdir 17813 (time 1726852848.07 total 66.63 last 282.27) - mkdir 20000 (time 1726852856.29 total 74.84 last 266.12) - mkdir 22832 (time 1726852866.29 total 84.85 last 283.14) - mkdir 25338 (time 1726852876.29 total 94.85 last 250.51) - mkdir 27508 (time 1726852886.30 total 104.85 last 216.94) - mkdir 29727 (time 1726852896.30 total 114.86 last 221.81) - mkdir 32060 (time 1726852906.30 total 124.86 last 233.24) - mkdir 33819 (time 1726852916.31 total 134.86 last 175.85) - mkdir 35707 (time 1726852926.31 total 144.87 last 188.74) - mkdir 37953 (time 1726852936.31 total 154.87 last 224.54) - mkdir 40000 (time 1726852944.23 total 162.79 last 258.48) - mkdir 42565 (time 1726852954.23 total 172.79 last 256.48) - mkdir 44742 (time 1726852964.24 total 182.79 last 217.59) - mkdir 46860 (time 1726852974.24 total 192.80 last 211.75) - mkdir 49353 (time 1726852984.24 total 202.80 last 249.19) - mkdir 50000 (time 1726852987.47 total 206.03 last 200.37) - mkdir 52357 (time 1726852997.47 total 216.03 last 235.65) - mkdir 54666 (time 1726853007.48 total 226.03 last 230.84) - mkdir 56841 (time 1726853017.48 total 236.04 last 217.33) - mkdir 59349 (time 1726853027.49 total 246.04 last 250.77) - mkdir 60000 (time 1726853030.32 total 248.87 last 230.00) - mkdir 62023 (time 1726853040.32 total 258.87 last 202.28) - mkdir 64148 (time 1726853050.32 total 268.87 last 212.49) total: 65636 mkdir in 276.67 seconds: 237.24 ops/second UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2209664 749952 1457664 34% /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 198640 65713 132927 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: 198640 65713 132927 34% /mnt/lustre nlink before: 65638, created before: 65636 - unlinked 0 (time 1726853061 ; total 0 ; last 0) - unlinked 10000 (time 1726853135 ; total 74 ; last 74) - unlinked 20000 (time 1726853211 ; total 150 ; last 76) - unlinked 30000 (time 1726853285 ; total 224 ; last 74) - unlinked 40000 (time 1726853357 ; total 296 ; last 72) - unlinked 50000 (time 1726853424 ; total 363 ; last 67) - unlinked 60000 (time 1726853489 ; total 428 ; last 65) total: 65536 unlinks in 461 seconds: 142.160522 unlinks/second nlink between: 102 - unlinked 0 (time 1726853523 ; total 0 ; last 0) total: 100 unlinks in 0 seconds: inf unlinks/second nlink after: 2 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2208256 11904 2194304 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 354231 461 353770 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: 235981 461 235520 1% /mnt/lustre