Transferring an operation attachments to slaves may lead to an OOM

19:44:47,794 ERROR [stderr] (domain-mgmt-handler-thread - 13) Exception in thread "domain-mgmt-handler-thread - 13" java.lang.OutOfMemoryError: Java heap space
19:44:47,795 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at java.util.Arrays.copyOf(Arrays.java:2271)
19:44:47,795 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at java.io.ByteArrayOutputStream.toByteArray(ByteArrayOutputStream.java:178)
19:44:47,795 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at org.jboss.as.controller.remote.TransactionalProtocolClientImpl$ReadAttachmentInputStreamRequestHandler$1.execute(TransactionalProtocolClientImpl.java:277)
19:44:47,796 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at org.jboss.as.protocol.mgmt.AbstractMessageHandler$2$1.doExecute(AbstractMessageHandler.java:283)
19:44:47,796 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at org.jboss.as.protocol.mgmt.AbstractMessageHandler$AsyncTaskRunner.run(AbstractMessageHandler.java:504)
19:44:47,797 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
19:44:47,797 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
19:44:47,797 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at java.lang.Thread.run(Thread.java:724)
19:44:47,798 ERROR [stderr] (domain-mgmt-handler-thread - 13) 	at org.jboss.threads.JBossThread.run(JBossThread.java:122)