diff --git a/server/src/main/java/io/druid/server/metrics/ServerMonitor.java b/server/src/main/java/io/druid/server/metrics/ServerMonitor.java
index 684068fa453..5005d0ac50f 100644
--- a/server/src/main/java/io/druid/server/metrics/ServerMonitor.java
+++ b/server/src/main/java/io/druid/server/metrics/ServerMonitor.java
@@ -47,9 +47,14 @@ public class ServerMonitor extends AbstractMonitor
   public boolean doMonitor(ServiceEmitter emitter)
   {
     emitter.emit(new ServiceMetricEvent.Builder().build("server/segment/max", serverConfig.getMaxSize()));
+    long totalUsed = 0;
+    long totalCount = 0;
+
     for (Map.Entry<String, Long> entry : serverManager.getDataSourceSizes().entrySet()) {
       String dataSource = entry.getKey();
       long used = entry.getValue();
+      totalUsed += used;
+
       final ServiceMetricEvent.Builder builder = new ServiceMetricEvent.Builder().setUser1(dataSource)
                                                                                  .setUser2(serverConfig.getTier());
 
@@ -60,12 +65,18 @@ public class ServerMonitor extends AbstractMonitor
     for (Map.Entry<String, Long> entry : serverManager.getDataSourceCounts().entrySet()) {
       String dataSource = entry.getKey();
       long count = entry.getValue();
+      totalCount += count;
       final ServiceMetricEvent.Builder builder = new ServiceMetricEvent.Builder().setUser1(dataSource)
                                                                                  .setUser2(serverConfig.getTier());
 
       emitter.emit(builder.build("server/segment/count", count));
     }
 
+    final ServiceMetricEvent.Builder builder = new ServiceMetricEvent.Builder().setUser2(serverConfig.getTier());
+    emitter.emit(builder.build("server/segment/totalUsed", totalUsed));
+    emitter.emit(builder.build("server/segment/totalUsedPercent", totalUsed / (double) serverConfig.getMaxSize()));
+    emitter.emit(builder.build("server/segment/totalCount", totalCount));
+
     return true;
   }
 }