Disable RC failureDetector by default

Change-Id: I20faa40e30e61352b7c387a85da2665badd7ed19
diff --git a/conf/onos_node.conf b/conf/onos_node.conf
index 81319c3..5688ce1 100644
--- a/conf/onos_node.conf
+++ b/conf/onos_node.conf
@@ -53,9 +53,9 @@
 # RAMCloud server option logCleanerThreads (1 by default)
 #ramcloud.server.logCleanerThreads = 1
 
-# RAMCloud server option detectFailures [0=disabled] (1 by default)
+# RAMCloud server option detectFailures [0=disabled] (0 by default)
 # Note: Disable this option when running on low performing VM, etc.
-#ramcloud.server.detectFailures = 1
+#ramcloud.server.detectFailures = 0
 
 # RAMCloud server option replicas (0 by default)
 # This value must be the same cluster wide.