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Merge pull request #28 from hmlnarik/KEYCLOAK-4093-Document-recommendation-to-use-dev-urandom-to-prevent-Keycloak-hang-at-startup

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KEYCLOAK-4093 Recommendation to use /dev/urandom
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Stian Thorgersen 2016-12-19 15:28:53 +01:00 committed by GitHub
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topics/installation/system-requirements.adoc
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@ -13,4 +13,6 @@ These are the requirements to run the {{book.project.name}} authentication serve
* Network multicast support on your machine if you want to run in a cluster. {{book.project.name}} can
be clustered without multicast, but this requires a bunch of configuration changes. Please see
the <<fake/../../clustering.adoc#_clustering,clustering>> section of this guide for more information.
* On Linux, it is recommended to use `/dev/urandom` as a source of random data to prevent {{book.project.name}} hanging due to lack of available
entropy, unless `/dev/random` usage is mandated by your security policy. To achieve that on Oracle JDK 8 and OpenJDK 8, set the `java.security.egd`
system property on startup to `file:/dev/urandom`.