[infinispan-issues] [JBoss JIRA] (ISPN-7274) Hot Rod server fail to start with java.lang.IllegalStateException: failed to create a child event loop

[ https://issues.jboss.org/browse/ISPN-7274?page=com.atlassian.jira.plugin.... ] Gustavo Fernandes commented on ISPN-7274: ----------------------------------------- Happens intermittently. Failure: {noformat} 2016-12-02 11:51:44,776 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-7) MSC000001: Failed to start service jboss.datagrid-infinispan-endpoint.hotrod.hotrod-connector: org.jboss.msc.service.StartException in service jboss.datagrid-infinispan-endpoint.hotrod.hotrod-connector: DGENDPT10004: Failed to start HotRodServer at org.infinispan.server.endpoint.subsystem.ProtocolServerService.start(ProtocolServerService.java:163) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.IllegalStateException: failed to create a child event loop at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:81) at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:48) at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:57) at io.netty.channel.epoll.EpollEventLoopGroup.<init>(EpollEventLoopGroup.java:93) at io.netty.channel.epoll.EpollEventLoopGroup.<init>(EpollEventLoopGroup.java:80) at io.netty.channel.epoll.EpollEventLoopGroup.<init>(EpollEventLoopGroup.java:61) at org.infinispan.server.core.transport.NettyTransport.buildEventLoop(NettyTransport.java:268) at org.infinispan.server.core.transport.NettyTransport.<init>(NettyTransport.java:96) at org.infinispan.server.core.AbstractProtocolServer.startTransport(AbstractProtocolServer.java:70) at org.infinispan.server.hotrod.HotRodServer.startTransport(HotRodServer.scala:174) at org.infinispan.server.core.AbstractProtocolServer.startInternal(AbstractProtocolServer.java:54) at org.infinispan.server.hotrod.HotRodServer.startInternal(HotRodServer.scala:112) at org.infinispan.server.hotrod.HotRodServer.startInternal(HotRodServer.scala:52) at org.infinispan.server.core.AbstractProtocolServer.start(AbstractProtocolServer.java:61) at org.infinispan.server.endpoint.subsystem.SecurityActions$6.run(SecurityActions.java:136) at org.infinispan.server.endpoint.subsystem.SecurityActions$6.run(SecurityActions.java:133) at org.infinispan.security.Security.doPrivileged(Security.java:76) at org.infinispan.server.endpoint.subsystem.SecurityActions.doPrivileged(SecurityActions.java:42) at org.infinispan.server.endpoint.subsystem.SecurityActions.startProtocolServer(SecurityActions.java:140) at org.infinispan.server.endpoint.subsystem.ProtocolServerService.startProtocolServer(ProtocolServerService.java:197) at org.infinispan.server.endpoint.subsystem.ProtocolServerService.start(ProtocolServerService.java:155) ... 5 more Caused by: java.lang.NullPointerException at io.netty.channel.epoll.EpollEventLoop.<init>(EpollEventLoop.java:112) at io.netty.channel.epoll.EpollEventLoopGroup.newChild(EpollEventLoopGroup.java:108) at io.netty.channel.epoll.EpollEventLoopGroup.newChild(EpollEventLoopGroup.java:32) at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:77) ... 25 more {noformat} -- This message was sent by Atlassian JIRA (v7.2.3#72005)