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RHEL 7 で rngd サービスを起動できないのはなぜですか?

Solution Verified - Updated -


  • システムに rngd サービスに関する以下のエラーメッセージが記録されます。
rngd.service - Hardware RNG Entropy Gatherer Daemon
   Loaded: loaded (/usr/lib/systemd/system/rngd.service; enabled)
   Active: failed (Result: exit-code) since Thu 2014-09-11 12:48:40 UTC; 46min ago
  Process:28069 ExecStart=/sbin/rngd -f (code=exited, status=1/FAILURE)
 Main PID:28069 (code=exited, status=1/FAILURE)

 systemd[1]:Started Hardware RNG Entropy Gatherer Daemon.
 rngd[28069]:Unable to open file:/dev/tpm0
 rngd[28069]: can't open any entropy source
rngd[28069]:Maybe RNG device modules are not loaded
systemd[1]: rngd.service: main process exited, code=exited, status=1/FAILURE
 systemd[1]:Unit rngd.service entered failed state.
  • rngd.service を起動できません。


  • Red Hat Enterprise Linux 7
  • Hp DL380
  • RNGD
  • 仮想マシン

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