java.lang.ClassNotFoundException: sun.misc.Unsafe

Issue

• We are getting java.lang.NoClassDefFoundError: sun/misc/Unsafe
• While starting EAP 7.4, we get an exception missing sun.misc.Unsafe

14:46:43,683 INFO  [org.jboss.modules] (main) JBoss Modules version 1.12.2.Final-redhat-00001
java.lang.NoClassDefFoundError: sun/misc/Unsafe
    at org.wildfly.security.elytron-private@1.15.20.Final-redhat-00001//org.wildfly.security.manager.WildFlySecurityManager.<clinit>(WildFlySecurityManager.java:120)
    at org.jboss.as.server@15.0.30.Final-redhat-00001//org.jboss.as.server.Main.main(Main.java:97)
    at org.jboss.modules.Module.run(Module.java:353)
    at org.jboss.modules.Module.run(Module.java:321)
    at org.jboss.modules.Main.main(Main.java:620)
Caused by: java.lang.ClassNotFoundException: sun.misc.Unsafe from [Module "org.wildfly.security.elytron-private" version 1.15.20.Final-redhat-00001 from local module loader @4397ad89 (finder: local module finder @59cba5a (roots: /usr/local/jboss-eap-7.4/modules,/usr/local/jboss-eap-7.4/modules/system/layers/base/.overlays/layer-base-jboss-eap-7.4.13.CP,/usr/local/jboss-eap-7.4/modules/system/layers/base))]
    at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:255)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:410)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:398)
    at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:116)
    ... 5 more
14:46:44,130 FATAL [org.jboss.as.server] (main) WFLYSRV0239: Aborting with exit code 1