setting periodic calls to reasonable intervals

Change-Id: I92f790ff3ea632d39bf6656201addf0346dcbd98
diff --git a/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProvider.java b/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProvider.java
index 92814c5..aae6902 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProvider.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProvider.java
@@ -25,7 +25,7 @@
  */
 public interface FlowRuleProvider extends Provider {
 
-    static final int POLL_INTERVAL = 2;
+    static final int POLL_INTERVAL = 10;
 
     /**
      * Instructs the provider to apply the specified flow rules to their