diff --git a/src/main/java/net/onrc/onos/intent/runtime/PlanInstallRuntime.java b/src/main/java/net/onrc/onos/intent/runtime/PlanInstallRuntime.java
index abd82ed..e8d498f 100644
--- a/src/main/java/net/onrc/onos/intent/runtime/PlanInstallRuntime.java
+++ b/src/main/java/net/onrc/onos/intent/runtime/PlanInstallRuntime.java
@@ -1,6 +1,7 @@
 package net.onrc.onos.intent.runtime;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
@@ -38,15 +39,73 @@
 	this.provider = provider;
 	this.pusher = pusher;
     }
+    
+    private static class FlowModCount {
+	IOFSwitch sw;
+	long modFlows = 0;
+	long delFlows = 0;
+	long errors = 0;
+	
+	FlowModCount(IOFSwitch sw) {
+	    this.sw = sw;
+	}
+	
+	void addFlowEntry(FlowEntry entry) {
+	    switch(entry.getOperator()){
+	    case ADD:
+		modFlows++;
+		break;
+	    case ERROR:
+		errors++;
+		break;
+	    case REMOVE:
+		delFlows++;
+		break;
+	    default:
+		break;
+	    }
+	}
+	
+	public String toString() {
+	    return "sw:" + sw.getStringId() + ": modify " + modFlows + " delete " + delFlows + " error " + errors;
+	}
+	
+	static Map<IOFSwitch, FlowModCount> map = new HashMap<>();
+	static void countFlowEntry(IOFSwitch sw, FlowEntry entry) {
+	    FlowModCount count = map.get(sw);
+	    if(count == null) {
+		count = new FlowModCount(sw);
+		map.put(sw, count);
+	    }
+	    count.addFlowEntry(entry);
+	}
+	static void startCount() {
+	    map.clear();
+	}
+	static void printCount() {
+	    String result = "FLOWMOD COUNT:\n";
+	    for(FlowModCount count : map.values()) {
+		result += count.toString() + '\n';
+	    }
+	    if(map.values().isEmpty()) {
+		result += "No flow mods installed\n";
+	    }
+	    log.error(result);
+	}
+    }
 
     public boolean installPlan(List<Set<FlowEntry>> plan) {
 	long start = System.nanoTime();
 	Map<Long,IOFSwitch> switches = provider.getSwitches();
+	
 	log.debug("IOFSwitches: {}", switches);
+	
+	FlowModCount.startCount();
 	for(Set<FlowEntry> phase : plan) {
 	    Set<Pair<IOFSwitch, net.onrc.onos.ofcontroller.util.FlowEntry>> entries = new HashSet<>();
 	    Set<IOFSwitch> modifiedSwitches = new HashSet<>();
-
+	    
+	    long step1 = System.nanoTime();
 	    // convert flow entries and create pairs
 	    for(FlowEntry entry : phase) {
 		IOFSwitch sw = switches.get(entry.getSwitch());
@@ -55,13 +114,16 @@
 		    log.debug("Skipping flow entry: {}", entry);
 		    continue;
 		}
-		entries.add(new Pair<>(sw, entry.getFlowEntry()));
+		entries.add(new Pair<>(sw, entry.getFlowEntry()));		
 		modifiedSwitches.add(sw);
+		FlowModCount.countFlowEntry(sw, entry);
 	    }
+	    long step2 = System.nanoTime();
 	    
 	    // push flow entries to switches
 	    log.debug("Pushing flow entries: {}", entries);
 	    pusher.pushFlowEntries(entries);
+	    long step3 = System.nanoTime();
 	    
 	    // TODO: insert a barrier after each phase on each modifiedSwitch
 	    // TODO: wait for confirmation messages before proceeding
@@ -78,9 +140,14 @@
 		    log.error("Barrier message not received for sw: {}", sw);
 		}
 	    }
+	    long step4 = System.nanoTime();
+	    log.error("MEASUREMENT: convert: {} ns, push: {} ns, barrierWait: {} ns",
+		    step2 - step1, step3 - step2, step4 - step3);
+
 	}
 	long end = System.nanoTime();
 	log.error("MEASUREMENT: Install plan: {} ns", (end-start));
+	FlowModCount.printCount();
 	
 	// TODO: we assume that the plan installation succeeds for now
 	return true;