I'm testing the reload operation. At some point the server becomes unresponsive. One of the reasons is

14:39:17,452 INFO [org.jboss.as] (Controller Boot Thread) JBAS015874: JBoss AS 8.0.0.Alpha1-SNAPSHOT "TBD" started in 240ms - Started 144 of 181 services (55 services are lazy, passive or on-demand)
14:39:17,452 ERROR [stderr] (Controller Boot Thread) Controller Boot Thread releasing lock on 565478949
14:39:17,713 ERROR [org.xnio.listener] (Remoting "fedorka:MANAGEMENT" read-1) A channel event listener threw an exception: java.lang.OutOfMemoryError: unable to create new native thread
at java.lang.Thread.start0(Native Method) [rt.jar:1.7.0_13]
at java.lang.Thread.start(Thread.java:691) [rt.jar:1.7.0_13]
at java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:949) [rt.jar:1.7.0_13]
at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1360) [rt.jar:1.7.0_13]
at org.xnio.XnioWorker.execute(XnioWorker.java:724) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.jboss.remoting3.remote.RemoteReadListener.handleEvent(RemoteReadListener.java:218) [jboss-remoting-3.2.15.GA.jar:3.2.15.GA]
at org.jboss.remoting3.remote.RemoteReadListener.handleEvent(RemoteReadListener.java:45) [jboss-remoting-3.2.15.GA.jar:3.2.15.GA]
at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:91) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.channels.TranslatingSuspendableChannel.handleReadable(TranslatingSuspendableChannel.java:195) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.channels.TranslatingSuspendableChannel$1.handleEvent(TranslatingSuspendableChannel.java:109) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:91) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.ChannelListeners$DelegatingChannelListener.handleEvent(ChannelListeners.java:1052) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:91) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:61) [xnio-api-3.1.0.Beta9.jar:3.1.0.Beta9]
at org.xnio.nio.NioSocketConduit.handleReady(NioSocketConduit.java:85)
at org.xnio.nio.WorkerThread.run(WorkerThread.java:518)

And if look at the thread dump of the server process, I see lots of acceptor and poller threads. See the attached thread dump.