== sanity test 51f: check many open files limit ========== 19:12:23 (1736986343)
MDT0 numfree=499638, max=100000
changed ulimit from 1024 to 100020
 - open/keep 8781 (time 1736986353.97 total 10.00 last 878.02)
 - open/keep 18032 (time 1736986363.97 total 20.00 last 925.01)
 - open/keep 20000 (time 1736986366.07 total 22.11 last 934.29)
 - open/keep 28996 (time 1736986376.07 total 32.11 last 899.58)
 - open/keep 38273 (time 1736986386.07 total 42.11 last 927.65)
 - open/keep 47811 (time 1736986396.07 total 52.11 last 953.79)
 - open/keep 50000 (time 1736986398.23 total 54.27 last 1013.48)
 - open/keep 59146 (time 1736986408.23 total 64.27 last 914.57)
 - open/keep 67454 (time 1736986418.24 total 74.27 last 830.67)
 - open/keep 70000 (time 1736986421.46 total 77.49 last 790.87)
 - open/keep 77949 (time 1736986431.46 total 87.49 last 794.78)
 - open/keep 80000 (time 1736986433.95 total 89.98 last 823.40)
 - open/keep 89379 (time 1736986443.95 total 99.98 last 937.84)
 - open/keep 98471 (time 1736986453.95 total 109.98 last 909.19)
total: 100000 open/keep in 111.79 seconds: 894.55 ops/second
 - closed 10000 (time 1736986463.27 total 7.52 last -11768.05)
 - closed 20000 (time 1736986471.00 total 15.24 last 1294.34)
 - closed 30000 (time 1736986478.35 total 22.60 last 1359.46)
 - closed 40000 (time 1736986486.01 total 30.25 last 1306.36)
 - closed 50000 (time 1736986493.58 total 37.83 last 1320.73)
 - closed 60000 (time 1736986501.47 total 45.71 last 1267.73)
 - closed 70000 (time 1736986509.75 total 53.99 last 1207.90)
 - closed 80000 (time 1736986517.45 total 61.70 last 1297.69)
 - closed 90000 (time 1736986525.32 total 69.57 last 1270.59)
total: 100000 close in 77.60 seconds: 1288.73 close/second
 - unlinked 0 (time 1736986534 ; total 0 ; last 0)
 - unlinked 10000 (time 1736986552 ; total 18 ; last 18)
 - unlinked 20000 (time 1736986568 ; total 34 ; last 16)
 - unlinked 30000 (time 1736986586 ; total 52 ; last 18)
 - unlinked 40000 (time 1736986604 ; total 70 ; last 18)
 - unlinked 50000 (time 1736986622 ; total 88 ; last 18)
 - unlinked 60000 (time 1736986636 ; total 102 ; last 14)
 - unlinked 70000 (time 1736986646 ; total 112 ; last 10)
 - unlinked 80000 (time 1736986657 ; total 123 ; last 11)
 - unlinked 90000 (time 1736986666 ; total 132 ; last 9)
total: 100000 unlinks in 141 seconds: 709.219849 unlinks/second