== sanity test 51f: check many open files limit ========== 05:52:27 (1734432747)
MDT0 numfree=488956, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4213 (time 1734432758.42 total 10.00 last 421.27)
 - open/keep 8228 (time 1734432768.42 total 20.00 last 401.42)
 - open/keep 10000 (time 1734432772.99 total 24.57 last 387.94)
 - open/keep 13990 (time 1734432782.99 total 34.57 last 398.93)
 - open/keep 18726 (time 1734432792.99 total 44.57 last 473.57)
 - open/keep 20000 (time 1734432796.46 total 48.04 last 367.09)
 - open/keep 24525 (time 1734432806.46 total 58.04 last 452.46)
 - open/keep 29652 (time 1734432816.46 total 68.05 last 512.62)
 - open/keep 34579 (time 1734432826.46 total 78.05 last 492.68)
 - open/keep 40000 (time 1734432836.30 total 87.88 last 551.23)
 - open/keep 44632 (time 1734432846.30 total 97.88 last 463.12)
 - open/keep 49340 (time 1734432856.30 total 107.88 last 470.79)
 - open/keep 55147 (time 1734432866.30 total 117.88 last 580.64)
total: 56269 open/keep in 120.00 seconds: 468.90 ops/second
 - closed 9294 (time 1734432878.42 total 10.00 last -4585.16)
 - closed 10000 (time 1734432879.44 total 11.02 last 693.79)
 - closed 19354 (time 1734432889.44 total 21.02 last 935.35)
 - closed 20000 (time 1734432890.32 total 21.90 last 729.05)
 - closed 29607 (time 1734432900.32 total 31.90 last 960.69)
 - closed 30000 (time 1734432900.65 total 32.23 last 1221.84)
 - closed 39435 (time 1734432910.65 total 42.23 last 943.36)
 - closed 40000 (time 1734432911.17 total 42.75 last 1073.00)
 - closed 50000 (time 1734432920.79 total 52.37 last 1039.94)
total: 56269 close in 58.17 seconds: 967.35 close/second
 - unlinked 0 (time 1734432927 ; total 0 ; last 0)
 - unlinked 10000 (time 1734432949 ; total 22 ; last 22)
 - unlinked 20000 (time 1734432969 ; total 42 ; last 20)
 - unlinked 30000 (time 1734432985 ; total 58 ; last 16)
 - unlinked 40000 (time 1734433003 ; total 76 ; last 18)
 - unlinked 50000 (time 1734433016 ; total 89 ; last 13)
unlink(/mnt/lustre/d51f.sanity/f56269) error: No such file or directory
total: 56269 unlinks in 97 seconds: 580.092773 unlinks/second