Thread thread = new Thread() {
public void run() {
PrintWriter pwriter = new PrintWriter(new StringWriter());
try {
while (running.get()) {
dataTree.dumpEphemerals(pwriter);
}
} catch (Exception e) {
LOG.error("Received exception while dumpEphemerals!", e);
exceptionDuringDumpEphemerals.set(true);
}