DirectoryWatcher memory leak in ActiveMQ

Environment

• Apache ActiveMQ 5.9.0.redhat-610379

Issue

• Java.exe process memory growth, eventually leads to high CPU utilization.
• The following exception in amq.log:

ERROR | S\amq\bin\..\etc | fileinstall                      | ?                                   ? | 6 - org.apache.felix.fileinstall - 3.3.11.redhat-610379 | In main loop, we have serious trouble
java.lang.OutOfMemoryError: Java heap space
        at java.util.Arrays.copyOf(Unknown Source)[:1.7.0_67]
        at java.util.ArrayList.grow(Unknown Source)[:1.7.0_67]
        at java.util.ArrayList.ensureExplicitCapacity(Unknown Source)[:1.7.0_67]
        at java.util.ArrayList.ensureCapacityInternal(Unknown Source)[:1.7.0_67]
        at java.util.ArrayList.add(Unknown Source)[:1.7.0_67]
        at org.apache.felix.fileinstall.internal.FileInstall.getListeners(FileInstall.java:301)[6:org.apache.felix.fileinstall:3.3.11.redhat-610379]
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.process(DirectoryWatcher.java:340)[6:org.apache.felix.fileinstall:3.3.11.redhat-610379]
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.run(DirectoryWatcher.java:291)[6:org.apache.felix.fileinstall:3.3.11.redhat-610379]

Resolution

Apply Rollup 2:
This content is not included.https://access.redhat.com/jbossnetwork/restricted/softwareDetail.html?softwareId=35703&product=jboss.fuse&version=6.1.0&downloadType=securityPatches

Root Cause

Rapid memory leak of about 2 meg a second associated with one of the file scanners:
Content from issues.jboss.org is not included.https://issues.jboss.org/browse/ENTMQ-622

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