diff --git a/docsys/pom.xml b/docsys/pom.xml
index 64489ed12..5a78c4285 100644
--- a/docsys/pom.xml
+++ b/docsys/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
@@ -117,7 +117,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-cockroachdb/pom.xml b/driver-cockroachdb/pom.xml
index 40ef10658..a198c0100 100644
--- a/driver-cockroachdb/pom.xml
+++ b/driver-cockroachdb/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-jdbc</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>
diff --git a/driver-cql-shaded/pom.xml b/driver-cql-shaded/pom.xml
index 995a6cd27..fe4f74fb0 100644
--- a/driver-cql-shaded/pom.xml
+++ b/driver-cql-shaded/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-cqld3-shaded/pom.xml b/driver-cqld3-shaded/pom.xml
index 2eeb78020..087b04a47 100644
--- a/driver-cqld3-shaded/pom.xml
+++ b/driver-cqld3-shaded/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,13 +24,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-cqlverify/pom.xml b/driver-cqlverify/pom.xml
index b56777763..feab7d1f8 100644
--- a/driver-cqlverify/pom.xml
+++ b/driver-cqlverify/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-    <version>4.15.63-SNAPSHOT</version>
+    <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,13 +24,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cql-shaded</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-diag/pom.xml b/driver-diag/pom.xml
index 8b8a5813d..261c6dcd9 100644
--- a/driver-diag/pom.xml
+++ b/driver-diag/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,13 +20,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-dsegraph-shaded/pom.xml b/driver-dsegraph-shaded/pom.xml
index ad97dca33..f3fee40f4 100644
--- a/driver-dsegraph-shaded/pom.xml
+++ b/driver-dsegraph-shaded/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-http/pom.xml b/driver-http/pom.xml
index 8b4c6d53f..eaee2af91 100644
--- a/driver-http/pom.xml
+++ b/driver-http/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-jdbc/pom.xml b/driver-jdbc/pom.xml
index 728ecc2ed..7abee0a5a 100644
--- a/driver-jdbc/pom.xml
+++ b/driver-jdbc/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>nosqlbench</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
     </dependencies>
diff --git a/driver-jms/pom.xml b/driver-jms/pom.xml
index d523df163..e0ab5eeb0 100644
--- a/driver-jms/pom.xml
+++ b/driver-jms/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -40,13 +40,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
diff --git a/driver-jmx/pom.xml b/driver-jmx/pom.xml
index 10ee749ad..ec819857b 100644
--- a/driver-jmx/pom.xml
+++ b/driver-jmx/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-kafka/pom.xml b/driver-kafka/pom.xml
index e90d04239..a044914ba 100644
--- a/driver-kafka/pom.xml
+++ b/driver-kafka/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -44,13 +44,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <!--        <dependency>-->
diff --git a/driver-mongodb/pom.xml b/driver-mongodb/pom.xml
index e5a2dd84c..8c25ad80d 100644
--- a/driver-mongodb/pom.xml
+++ b/driver-mongodb/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,13 +21,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-pulsar/pom.xml b/driver-pulsar/pom.xml
index bb3110109..9bef01304 100644
--- a/driver-pulsar/pom.xml
+++ b/driver-pulsar/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -40,13 +40,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/commons-beanutils/commons-beanutils -->
diff --git a/driver-stdout/pom.xml b/driver-stdout/pom.xml
index 78e785a7c..8bd5127ec 100644
--- a/driver-stdout/pom.xml
+++ b/driver-stdout/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-tcp/pom.xml b/driver-tcp/pom.xml
index 8b2122cae..94fe0e554 100644
--- a/driver-tcp/pom.xml
+++ b/driver-tcp/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,19 +24,19 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-web/pom.xml b/driver-web/pom.xml
index 7bb793d4c..086324a02 100644
--- a/driver-web/pom.xml
+++ b/driver-web/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/drivers-api/pom.xml b/drivers-api/pom.xml
index 49bb940e5..903f2c6ab 100644
--- a/drivers-api/pom.xml
+++ b/drivers-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-api/pom.xml b/engine-api/pom.xml
index f6379e449..e03929f7d 100644
--- a/engine-api/pom.xml
+++ b/engine-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,25 +23,25 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/engine-cli/pom.xml b/engine-cli/pom.xml
index 280accb88..d72013baf 100644
--- a/engine-cli/pom.xml
+++ b/engine-cli/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docker</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-clients/pom.xml b/engine-clients/pom.xml
index 12cdb6e8f..da52fe229 100644
--- a/engine-clients/pom.xml
+++ b/engine-clients/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-    <version>4.15.63-SNAPSHOT</version>
+    <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-core/pom.xml b/engine-core/pom.xml
index c3ec183d3..8ad2e61f3 100644
--- a/engine-core/pom.xml
+++ b/engine-core/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -28,13 +28,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
@@ -85,7 +85,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-clients</artifactId>
-          <version>4.15.63-SNAPSHOT</version>
+          <version>4.15.64-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/engine-docker/pom.xml b/engine-docker/pom.xml
index 0169aafbd..4ff591661 100644
--- a/engine-docker/pom.xml
+++ b/engine-docker/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -56,7 +56,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
     </dependencies>
 
diff --git a/engine-docs/pom.xml b/engine-docs/pom.xml
index 2b7ea650f..8ba06de56 100644
--- a/engine-docs/pom.xml
+++ b/engine-docs/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-    <version>4.15.63-SNAPSHOT</version>
+    <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>docsys</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-extensions/pom.xml b/engine-extensions/pom.xml
index a7c3fce8a..d893d4464 100644
--- a/engine-extensions/pom.xml
+++ b/engine-extensions/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-rest/pom.xml b/engine-rest/pom.xml
index b25c7c377..20a9ae397 100644
--- a/engine-rest/pom.xml
+++ b/engine-rest/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/mvn-defaults/pom.xml b/mvn-defaults/pom.xml
index 842423007..b144c2341 100644
--- a/mvn-defaults/pom.xml
+++ b/mvn-defaults/pom.xml
@@ -3,7 +3,7 @@
 
     <groupId>io.nosqlbench</groupId>
     <artifactId>mvn-defaults</artifactId>
-    <version>4.15.63-SNAPSHOT</version>
+    <version>4.15.64-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <properties>
diff --git a/nb-annotations/pom.xml b/nb-annotations/pom.xml
index a38b77a7e..85e443b62 100644
--- a/nb-annotations/pom.xml
+++ b/nb-annotations/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/nb-api/pom.xml b/nb-api/pom.xml
index 7c703747b..10d118a21 100644
--- a/nb-api/pom.xml
+++ b/nb-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/nb/pom.xml b/nb/pom.xml
index 4b18d890f..ba26ef6ab 100644
--- a/nb/pom.xml
+++ b/nb/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,121 +24,121 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-rest</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docs</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-extensions</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-web</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-kafka</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-diag</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-tcp</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-http</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-jmx</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-dsegraph-shaded</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cql-shaded</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cqld3-shaded</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cqlverify</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-mongodb</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-pulsar</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cockroachdb</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-jms</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
@@ -238,7 +238,7 @@
                 <dependency>
                     <groupId>io.nosqlbench</groupId>
                     <artifactId>driver-mongodb</artifactId>
-                    <version>4.15.63-SNAPSHOT</version>
+                    <version>4.15.64-SNAPSHOT</version>
                 </dependency>
             </dependencies>
         </profile>
diff --git a/pom.xml b/pom.xml
index afae2b444..b8659694f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>mvn-defaults</relativePath>
     </parent>
 
diff --git a/virtdata-api/pom.xml b/virtdata-api/pom.xml
index 5f0784903..85f8c4c5b 100644
--- a/virtdata-api/pom.xml
+++ b/virtdata-api/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,14 +23,14 @@
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
             <artifactId>nb-api</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lang</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
 
diff --git a/virtdata-lang/pom.xml b/virtdata-lang/pom.xml
index af8b85408..2bff61d50 100644
--- a/virtdata-lang/pom.xml
+++ b/virtdata-lang/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/virtdata-lib-basics/pom.xml b/virtdata-lib-basics/pom.xml
index 37203de2c..2397717c9 100644
--- a/virtdata-lib-basics/pom.xml
+++ b/virtdata-lib-basics/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-curves4/pom.xml b/virtdata-lib-curves4/pom.xml
index df7dd06f3..472525977 100644
--- a/virtdata-lib-curves4/pom.xml
+++ b/virtdata-lib-curves4/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/virtdata-lib-random/pom.xml b/virtdata-lib-random/pom.xml
index d742d62e3..9951266af 100644
--- a/virtdata-lib-random/pom.xml
+++ b/virtdata-lib-random/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,13 +20,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-realer/pom.xml b/virtdata-lib-realer/pom.xml
index 79bd6865b..42aa56c8a 100644
--- a/virtdata-lib-realer/pom.xml
+++ b/virtdata-lib-realer/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/virtdata-realdata/pom.xml b/virtdata-realdata/pom.xml
index db9b320ad..390e78a4e 100644
--- a/virtdata-realdata/pom.xml
+++ b/virtdata-realdata/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-userlibs/pom.xml b/virtdata-userlibs/pom.xml
index 532b99885..7707899a6 100644
--- a/virtdata-userlibs/pom.xml
+++ b/virtdata-userlibs/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.63-SNAPSHOT</version>
+        <version>4.15.64-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,36 +18,36 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-realdata</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-realer</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-random</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
             <artifactId>virtdata-lib-basics</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
             <artifactId>virtdata-lib-curves4</artifactId>
         </dependency>
 
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>docsys</artifactId>
-            <version>4.15.63-SNAPSHOT</version>
+            <version>4.15.64-SNAPSHOT</version>
         </dependency>
 
     </dependencies>