Hi! In the last days I did my first steps with Keycloak. A interesting tool. I tried to install it on a virtual machine wich have brand new ubuntu installed. After download of keycloak package I tried to start server but get a lot of error messages. All I did before was to install java.
Here is my error message. Can anybody help me with this problem?
15:52:49,677 INFO [org.jboss.as] (MSC service thread 1-2) WFLYSRV0049: Keycloak 11.0.1 (WildFly Core 12.0.3.Final) starting
[1,531s][warning][os,thread] Failed to start thread - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 0k, detached.
15:52:50,270 ERROR [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0055: Caught exception during boot: org.jboss.as.controller.persistence.ConfigurationPersistenceException: WFLYCTL0085: Failed to parse configuration
at org.jboss.as.controller@12.0.3.Final//org.jboss.as.controller.persistence.XmlConfigurationPersister.load(XmlConfigurationPersister.java:145)
at org.jboss.as.server@12.0.3.Final//org.jboss.as.server.ServerService.boot(ServerService.java:395)
at org.jboss.as.controller@12.0.3.Final//org.jboss.as.controller.AbstractControllerService$1.run(AbstractControllerService.java:416)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.util.concurrent.RejectedExecutionException
at org.jboss.threads@2.3.3.Final//org.jboss.threads.RejectingExecutor.execute(RejectingExecutor.java:37)
at org.jboss.threads@2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor.rejectException(EnhancedQueueExecutor.java:1999)
at org.jboss.threads@2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor.doStartThread(EnhancedQueueExecutor.java:1619)
at org.jboss.threads@2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor.execute(EnhancedQueueExecutor.java:751)
at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:140)
at org.jboss.as.controller@12.0.3.Final//org.jboss.as.controller.parsing.DeferredExtensionContext.load(DeferredExtensionContext.java:77)
at org.jboss.as.server@12.0.3.Final//org.jboss.as.server.parsing.StandaloneXml_10.readServerElement(StandaloneXml_10.java:219)
at org.jboss.as.server@12.0.3.Final//org.jboss.as.server.parsing.StandaloneXml_10.readElement(StandaloneXml_10.java:119)
at org.jboss.as.server@12.0.3.Final//org.jboss.as.server.parsing.StandaloneXml.readElement(StandaloneXml.java:126)
at org.jboss.as.server@12.0.3.Final//org.jboss.as.server.parsing.StandaloneXml.readElement(StandaloneXml.java:52)
at org.jboss.staxmapper@1.3.0.Final//org.jboss.staxmapper.XMLMapperImpl.processNested(XMLMapperImpl.java:122)
at org.jboss.staxmapper@1.3.0.Final//org.jboss.staxmapper.XMLMapperImpl.parseDocument(XMLMapperImpl.java:76)
at org.jboss.as.controller@12.0.3.Final//org.jboss.as.controller.persistence.XmlConfigurationPersister.load(XmlConfigurationPersister.java:126)
... 3 more
Suppressed: java.lang.OutOfMemoryError: unable to create native thread: possibly out of memory or process/resource limits reached
at java.base/java.lang.Thread.start0(Native Method)
at java.base/java.lang.Thread.start(Thread.java:803)
at org.jboss.threads@2.3.3.Final//org.jboss.threads.JBossThread.start(JBossThread.java:507)
at org.jboss.threads@2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor.doStartThread(EnhancedQueueExecutor.java:1615)
... 13 more
15:52:50,302 FATAL [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0056: Server boot has failed in an unrecoverable manner; exiting. See previous messages for details.
[1,612s][warning][os,thread] Failed to start thread - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 0k, detached.