diff --git a/src/test/java/org/elasticsearch/test/ElasticsearchIntegrationTest.java b/src/test/java/org/elasticsearch/test/ElasticsearchIntegrationTest.java
index 63be122b390..b2c1f87b757 100644
--- a/src/test/java/org/elasticsearch/test/ElasticsearchIntegrationTest.java
+++ b/src/test/java/org/elasticsearch/test/ElasticsearchIntegrationTest.java
@@ -18,10 +18,7 @@
  */
 package org.elasticsearch.test;
 
-import com.carrotsearch.randomizedtesting.LifecycleScope;
-import com.carrotsearch.randomizedtesting.RandomizedContext;
-import com.carrotsearch.randomizedtesting.RandomizedTest;
-import com.carrotsearch.randomizedtesting.Randomness;
+import com.carrotsearch.randomizedtesting.*;
 import com.carrotsearch.randomizedtesting.annotations.TestGroup;
 import com.carrotsearch.randomizedtesting.generators.RandomInts;
 import com.carrotsearch.randomizedtesting.generators.RandomPicks;
@@ -1122,7 +1119,7 @@ public abstract class ElasticsearchIntegrationTest extends ElasticsearchTestCase
     public void logSegmentsState(String... indices) throws Exception {
         IndicesSegmentResponse segsRsp = client().admin().indices().prepareSegments(indices).get();
         logger.debug("segments {} state: \n{}", indices.length == 0 ? "[_all]" : indices,
-                     segsRsp.toXContent(JsonXContent.contentBuilder().prettyPrint(), ToXContent.EMPTY_PARAMS).string());
+                segsRsp.toXContent(JsonXContent.contentBuilder().prettyPrint(), ToXContent.EMPTY_PARAMS).string());
     }
 
     /**
@@ -1709,9 +1706,8 @@ public abstract class ElasticsearchIntegrationTest extends ElasticsearchTestCase
             minNumDataNodes = getMinNumDataNodes();
             maxNumDataNodes = getMaxNumDataNodes();
         }
-
         return new InternalTestCluster(seed, createTempDir(), minNumDataNodes, maxNumDataNodes,
-                scope.name() + "-cluster", settingsSource, getNumClientNodes(),
+                InternalTestCluster.clusterName(scope.name(), seed) + "-cluster", settingsSource, getNumClientNodes(),
                 InternalTestCluster.DEFAULT_ENABLE_HTTP_PIPELINING, nodePrefix);
     }
 
diff --git a/src/test/java/org/elasticsearch/test/ElasticsearchSingleNodeTest.java b/src/test/java/org/elasticsearch/test/ElasticsearchSingleNodeTest.java
index c1c666dde3c..93f10ee5878 100644
--- a/src/test/java/org/elasticsearch/test/ElasticsearchSingleNodeTest.java
+++ b/src/test/java/org/elasticsearch/test/ElasticsearchSingleNodeTest.java
@@ -120,7 +120,7 @@ public abstract class ElasticsearchSingleNodeTest extends ElasticsearchTestCase
 
     private static Node newNode() {
         Node build = NodeBuilder.nodeBuilder().local(true).data(true).settings(ImmutableSettings.builder()
-            .put(ClusterName.SETTING, clusterName())
+            .put(ClusterName.SETTING, InternalTestCluster.clusterName("single-node-cluster", randomLong()))
             .put("path.home", createTempDir())
             .put("node.name", nodeName())
             .put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 1)
@@ -150,13 +150,6 @@ public abstract class ElasticsearchSingleNodeTest extends ElasticsearchTestCase
         return "node_s_0";
     }
 
-    /**
-     * Returns the name of the cluster used for the single test node.
-     */
-    public static String clusterName() {
-        return "single-node-cluster";
-    }
-
     /**
      * Return a reference to the singleton node.
      */
diff --git a/src/test/java/org/elasticsearch/test/InternalTestCluster.java b/src/test/java/org/elasticsearch/test/InternalTestCluster.java
index 6c0f41eb493..75df647c5d4 100644
--- a/src/test/java/org/elasticsearch/test/InternalTestCluster.java
+++ b/src/test/java/org/elasticsearch/test/InternalTestCluster.java
@@ -471,10 +471,11 @@ public final class InternalTestCluster extends TestCluster {
         return builder.build();
     }
 
-    public static String clusterName(String prefix, String childVMId, long clusterSeed) {
+    public static String clusterName(String prefix, long clusterSeed) {
         StringBuilder builder = new StringBuilder(prefix);
+        final int childVM = RandomizedTest.systemPropertyAsInt(SysGlobals.CHILDVM_SYSPROP_JVM_ID, 0);
         builder.append('-').append(NetworkUtils.getLocalHostName("__default_host__"));
-        builder.append("-CHILD_VM=[").append(childVMId).append(']');
+        builder.append("-CHILD_VM=[").append(childVM).append(']');
         builder.append("-CLUSTER_SEED=[").append(clusterSeed).append(']');
         // if multiple maven task run on a single host we better have an identifier that doesn't rely on input params
         builder.append("-HASH=[").append(SeedUtils.formatSeed(System.nanoTime())).append(']');