OS/Entropy

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Revision as of 09:42, 9 November 2016 by Kevin Wilkie (Talk | contribs)

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Check Entropy Figure

cat /proc/sys/kernel/random/entropy_avail

If necessary, install rng tools and start, then recheck entropy

yum -y install rng-tools
systemctl start rngd
systemctl enable rngd


Check the status of rngd

 systemctl status rngd

If you see a failure

rngd.service - Hardware RNG Entropy Gatherer Daemon
  Loaded: loaded (/usr/lib/systemd/system/rngd.service; enabled; vendor preset: enabled)
  Active: failed (Result: exit-code) since Wed 2016-11-09 09:40:02 GMT; 1min 23s ago
Main PID: 12778 (code=exited, status=1/FAILURE)