Sometimes managed server shutdown unexpectedly when managed server tries to connect to the HC and got lengthly Full GC.

java.io.IOException: JBAS012175: Channel closed
at org.jboss.as.server.mgmt.domain.HostControllerConnection.getChannel(HostControllerConnection.java:101)
at org.jboss.as.protocol.mgmt.ManagementChannelHandler.executeRequest(ManagementChannelHandler.java:117)
at org.jboss.as.protocol.mgmt.ManagementChannelHandler.executeRequest(ManagementChannelHandler.java:100)
at org.jboss.as.server.mgmt.domain.HostControllerConnection.reConnect(HostControllerConnection.java:171)
at org.jboss.as.server.mgmt.domain.HostControllerClient.reconnect(HostControllerClient.java:98)
at org.jboss.as.server.DomainServerMain.main(DomainServerMain.java:138)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.jboss.modules.Module.run(Module.java:292)
at org.jboss.modules.Main.main(Main.java:455)

The current DomainServerMain exits on the connetion error.

The scenario is:

1. server tries to connect to the HC
2. server Full GC
3. HC is waiting a request from server, read timeout, closes the sock
4. server resumed from GC, failed to send the req to the HC and exit