Hi all, Using Fedora 29 on Raspberry Pi 3 I seem to have a problem using rndg: uname -a Linux replica.blabla.bla 4.18.16-300.fc29.aarch64 #1 SMP Sat Oct 20 23:12:22 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux cat /etc/redhat-release Fedora release 29 (Twenty Nine) rngd is running: ps -ef | grep rng root 4710 4409 13 10:57 pts/1 00:00:47 rngd -f -r /dev/hwrng -o /dev/random The module to support bcm2835 hardware is loaded: lsmod | grep rng bcm2835_rng 16384 0 However, rng is painfully slow: time rngtest -c 10 < /dev/random rngtest 6 Copyright (c) 2004 by Henrique de Moraes Holschuh This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. rngtest: starting FIPS tests... rngtest: bits received from input: 200032 rngtest: FIPS 140-2 successes: 10 rngtest: FIPS 140-2 failures: 0 rngtest: FIPS 140-2(2001-10-10) Monobit: 0 rngtest: FIPS 140-2(2001-10-10) Poker: 0 rngtest: FIPS 140-2(2001-10-10) Runs: 0 rngtest: FIPS 140-2(2001-10-10) Long run: 0 rngtest: FIPS 140-2(2001-10-10) Continuous run: 0 rngtest: input channel speed: (min=2.201; avg=5.458; max=380.585)Kibits/s rngtest: FIPS tests speed: (min=28.132; avg=28.328; max=28.468)Mibits/s rngtest: Program run time: 35792670 microseconds real 0m35.801s user 0m0.001s sys 0m0.071s Running CentOS 7.5 on an older Raspberry Pi 2 will do much much faster: ps -ef | grep rngd root 14024 1 1 10:54 ? 00:00:14 /sbin/rngd -f -r /dev/hwrng -o /dev/random time rngtest -c 10 < /dev/random rngtest 5 Copyright (c) 2004 by Henrique de Moraes Holschuh This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. rngtest: starting FIPS tests... rngtest: bits received from input: 200032 rngtest: FIPS 140-2 successes: 10 rngtest: FIPS 140-2 failures: 0 rngtest: FIPS 140-2(2001-10-10) Monobit: 0 rngtest: FIPS 140-2(2001-10-10) Poker: 0 rngtest: FIPS 140-2(2001-10-10) Runs: 0 rngtest: FIPS 140-2(2001-10-10) Long run: 0 rngtest: FIPS 140-2(2001-10-10) Continuous run: 0 rngtest: input channel speed: (min=135.793; avg=166.586; max=191.200)Kibits/s rngtest: FIPS tests speed: (min=22.076; avg=22.243; max=22.334)Mibits/s rngtest: Program run time: 1181718 microseconds real 0m1.192s user 0m0.002s sys 0m0.141s Whatś happening here? It seems like the bcm2835_rng is not picked up; despite the module is loaded. Hope someone can help! Winfried |
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