diff --git a/apm-application-toolkit/apm-toolkit-log4j-1.x/pom.xml b/apm-application-toolkit/apm-toolkit-log4j-1.x/pom.xml
index 1da25be41..70a81755d 100644
--- a/apm-application-toolkit/apm-toolkit-log4j-1.x/pom.xml
+++ b/apm-application-toolkit/apm-toolkit-log4j-1.x/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-application-toolkit</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-application-toolkit/apm-toolkit-log4j-2.x/pom.xml b/apm-application-toolkit/apm-toolkit-log4j-2.x/pom.xml
index 86e16fa3b..a26096ed2 100644
--- a/apm-application-toolkit/apm-toolkit-log4j-2.x/pom.xml
+++ b/apm-application-toolkit/apm-toolkit-log4j-2.x/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-application-toolkit</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-application-toolkit/apm-toolkit-logback-1.x/pom.xml b/apm-application-toolkit/apm-toolkit-logback-1.x/pom.xml
index 94da54eb3..6ddb48686 100644
--- a/apm-application-toolkit/apm-toolkit-logback-1.x/pom.xml
+++ b/apm-application-toolkit/apm-toolkit-logback-1.x/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-application-toolkit</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-application-toolkit/apm-toolkit-opentracing/pom.xml b/apm-application-toolkit/apm-toolkit-opentracing/pom.xml
index 3d69a33cd..fd89d05a1 100644
--- a/apm-application-toolkit/apm-toolkit-opentracing/pom.xml
+++ b/apm-application-toolkit/apm-toolkit-opentracing/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-application-toolkit</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-application-toolkit/apm-toolkit-trace/pom.xml b/apm-application-toolkit/apm-toolkit-trace/pom.xml
index 024864a3e..f4bed0633 100644
--- a/apm-application-toolkit/apm-toolkit-trace/pom.xml
+++ b/apm-application-toolkit/apm-toolkit-trace/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>apm-application-toolkit</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-application-toolkit/pom.xml b/apm-application-toolkit/pom.xml
index b545efacb..c12953f35 100644
--- a/apm-application-toolkit/pom.xml
+++ b/apm-application-toolkit/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>apm-application-toolkit</artifactId>
diff --git a/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-define/pom.xml b/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-define/pom.xml
index b5504230c..370f289d7 100644
--- a/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-define/pom.xml
+++ b/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-define/pom.xml
@@ -23,11 +23,11 @@
     <parent>
         <artifactId>apm-collector-agent-grpc</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>collector-agent-grpc-define</artifactId>
     <packaging>jar</packaging>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-provider/pom.xml b/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-provider/pom.xml
index da92a7319..7c30de3f1 100644
--- a/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-provider/pom.xml
+++ b/apm-collector/apm-collector-agent-grpc/collector-agent-grpc-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-agent-grpc</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-agent-grpc/pom.xml b/apm-collector/apm-collector-agent-grpc/pom.xml
index c57e53acd..4f0fff981 100644
--- a/apm-collector/apm-collector-agent-grpc/pom.xml
+++ b/apm-collector/apm-collector-agent-grpc/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -41,4 +41,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-define/pom.xml b/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-define/pom.xml
index f8f848969..82e3fed10 100644
--- a/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-define/pom.xml
+++ b/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-define/pom.xml
@@ -23,11 +23,11 @@
     <parent>
         <artifactId>apm-collector-agent-jetty</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>collector-agent-jetty-define</artifactId>
     <packaging>jar</packaging>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-provider/pom.xml b/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-provider/pom.xml
index 03bac8d60..74e428a2d 100644
--- a/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-provider/pom.xml
+++ b/apm-collector/apm-collector-agent-jetty/collector-agent-jetty-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-agent-jetty</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-agent-jetty/pom.xml b/apm-collector/apm-collector-agent-jetty/pom.xml
index 79454b956..3c888f6a2 100644
--- a/apm-collector/apm-collector-agent-jetty/pom.xml
+++ b/apm-collector/apm-collector-agent-jetty/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -41,4 +41,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-agent-stream/collector-agent-stream-define/pom.xml b/apm-collector/apm-collector-agent-stream/collector-agent-stream-define/pom.xml
index fb4fd771a..cce950518 100644
--- a/apm-collector/apm-collector-agent-stream/collector-agent-stream-define/pom.xml
+++ b/apm-collector/apm-collector-agent-stream/collector-agent-stream-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-agent-stream</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -37,4 +37,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-agent-stream/collector-agent-stream-provider/pom.xml b/apm-collector/apm-collector-agent-stream/collector-agent-stream-provider/pom.xml
index 132b29e68..85a145b1e 100644
--- a/apm-collector/apm-collector-agent-stream/collector-agent-stream-provider/pom.xml
+++ b/apm-collector/apm-collector-agent-stream/collector-agent-stream-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-agent-stream</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -52,4 +52,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-agent-stream/pom.xml b/apm-collector/apm-collector-agent-stream/pom.xml
index f1a564bf1..11c8d2fe1 100644
--- a/apm-collector/apm-collector-agent-stream/pom.xml
+++ b/apm-collector/apm-collector-agent-stream/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -41,4 +41,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-baseline/collector-baseline-computing-define/pom.xml b/apm-collector/apm-collector-baseline/collector-baseline-computing-define/pom.xml
index 956d41523..89d8ef036 100644
--- a/apm-collector/apm-collector-baseline/collector-baseline-computing-define/pom.xml
+++ b/apm-collector/apm-collector-baseline/collector-baseline-computing-define/pom.xml
@@ -23,11 +23,11 @@
     <parent>
         <artifactId>apm-collector-baseline</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>collector-baseline-computing-define</artifactId>
 
 
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-baseline/collector-baseline-computing-provider/pom.xml b/apm-collector/apm-collector-baseline/collector-baseline-computing-provider/pom.xml
index ad9b9d61e..2e20d4e05 100644
--- a/apm-collector/apm-collector-baseline/collector-baseline-computing-provider/pom.xml
+++ b/apm-collector/apm-collector-baseline/collector-baseline-computing-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-baseline</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -41,4 +41,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-baseline/collector-baseline-scheduler-define/pom.xml b/apm-collector/apm-collector-baseline/collector-baseline-scheduler-define/pom.xml
index 5a0cc49bf..a424b3228 100644
--- a/apm-collector/apm-collector-baseline/collector-baseline-scheduler-define/pom.xml
+++ b/apm-collector/apm-collector-baseline/collector-baseline-scheduler-define/pom.xml
@@ -23,11 +23,11 @@
     <parent>
         <artifactId>apm-collector-baseline</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>collector-baseline-scheduler-define</artifactId>
 
 
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-baseline/pom.xml b/apm-collector/apm-collector-baseline/pom.xml
index 7c9c05140..c757df3bc 100644
--- a/apm-collector/apm-collector-baseline/pom.xml
+++ b/apm-collector/apm-collector-baseline/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -42,4 +42,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-boot/pom.xml b/apm-collector/apm-collector-boot/pom.xml
index caec74d40..d8812fa36 100644
--- a/apm-collector/apm-collector-boot/pom.xml
+++ b/apm-collector/apm-collector-boot/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-cache/collector-cache-define/pom.xml b/apm-collector/apm-collector-cache/collector-cache-define/pom.xml
index a8747780d..6abdcf716 100644
--- a/apm-collector/apm-collector-cache/collector-cache-define/pom.xml
+++ b/apm-collector/apm-collector-cache/collector-cache-define/pom.xml
@@ -23,11 +23,11 @@
     <parent>
         <artifactId>apm-collector-cache</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>collector-cache-define</artifactId>
     <packaging>jar</packaging>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-cache/collector-cache-guava-provider/pom.xml b/apm-collector/apm-collector-cache/collector-cache-guava-provider/pom.xml
index b6233486e..9b5dc8a07 100644
--- a/apm-collector/apm-collector-cache/collector-cache-guava-provider/pom.xml
+++ b/apm-collector/apm-collector-cache/collector-cache-guava-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-cache</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -42,4 +42,4 @@
             <version>19.0</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-cache/pom.xml b/apm-collector/apm-collector-cache/pom.xml
index 2f544b299..ee77c07f4 100644
--- a/apm-collector/apm-collector-cache/pom.xml
+++ b/apm-collector/apm-collector-cache/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-cluster/collector-cluster-define/pom.xml b/apm-collector/apm-collector-cluster/collector-cluster-define/pom.xml
index 6aae47ecb..77af92e6a 100644
--- a/apm-collector/apm-collector-cluster/collector-cluster-define/pom.xml
+++ b/apm-collector/apm-collector-cluster/collector-cluster-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-cluster</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-cluster/collector-cluster-redis-provider/pom.xml b/apm-collector/apm-collector-cluster/collector-cluster-redis-provider/pom.xml
index 93f498265..55667b748 100644
--- a/apm-collector/apm-collector-cluster/collector-cluster-redis-provider/pom.xml
+++ b/apm-collector/apm-collector-cluster/collector-cluster-redis-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-cluster</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-cluster/collector-cluster-standalone-provider/pom.xml b/apm-collector/apm-collector-cluster/collector-cluster-standalone-provider/pom.xml
index a20b3a6f0..c7c2f4bda 100644
--- a/apm-collector/apm-collector-cluster/collector-cluster-standalone-provider/pom.xml
+++ b/apm-collector/apm-collector-cluster/collector-cluster-standalone-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-cluster</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/pom.xml b/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/pom.xml
index 23a1bb836..8c7ecd0ce 100644
--- a/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/pom.xml
+++ b/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-cluster</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-cluster/pom.xml b/apm-collector/apm-collector-cluster/pom.xml
index 9675ace2c..7f02e1ae7 100644
--- a/apm-collector/apm-collector-cluster/pom.xml
+++ b/apm-collector/apm-collector-cluster/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -30,4 +30,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-component/client-component/pom.xml b/apm-collector/apm-collector-component/client-component/pom.xml
index 93c322fdf..3a6450e9b 100644
--- a/apm-collector/apm-collector-component/client-component/pom.xml
+++ b/apm-collector/apm-collector-component/client-component/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector-component</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-component/pom.xml b/apm-collector/apm-collector-component/pom.xml
index c68c18766..1e52cd98d 100644
--- a/apm-collector/apm-collector-component/pom.xml
+++ b/apm-collector/apm-collector-component/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-component/server-component/pom.xml b/apm-collector/apm-collector-component/server-component/pom.xml
index 0ff3d1fcf..fa7650faa 100644
--- a/apm-collector/apm-collector-component/server-component/pom.xml
+++ b/apm-collector/apm-collector-component/server-component/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector-component</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-core/pom.xml b/apm-collector/apm-collector-core/pom.xml
index 99b596a91..a88f3df7b 100644
--- a/apm-collector/apm-collector-core/pom.xml
+++ b/apm-collector/apm-collector-core/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-define/pom.xml b/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-define/pom.xml
index 204658b86..d9daeb22e 100644
--- a/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-define/pom.xml
+++ b/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-grpc-manager</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-provider/pom.xml b/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-provider/pom.xml
index 16e82e897..d3486e75f 100644
--- a/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-provider/pom.xml
+++ b/apm-collector/apm-collector-grpc-manager/collector-grpc-manager-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-grpc-manager</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-grpc-manager/pom.xml b/apm-collector/apm-collector-grpc-manager/pom.xml
index 8f49f859b..76d002833 100644
--- a/apm-collector/apm-collector-grpc-manager/pom.xml
+++ b/apm-collector/apm-collector-grpc-manager/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-instrument/pom.xml b/apm-collector/apm-collector-instrument/pom.xml
index 5ef52b736..d0dc6507e 100644
--- a/apm-collector/apm-collector-instrument/pom.xml
+++ b/apm-collector/apm-collector-instrument/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-define/pom.xml b/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-define/pom.xml
index 943717b19..e1fc8bc7f 100644
--- a/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-define/pom.xml
+++ b/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-jetty-manager</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-provider/pom.xml b/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-provider/pom.xml
index bdc4e882a..fad0c4dd8 100644
--- a/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-provider/pom.xml
+++ b/apm-collector/apm-collector-jetty-manager/collector-jetty-manager-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-jetty-manager</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-jetty-manager/pom.xml b/apm-collector/apm-collector-jetty-manager/pom.xml
index 0e731a269..7266411dd 100644
--- a/apm-collector/apm-collector-jetty-manager/pom.xml
+++ b/apm-collector/apm-collector-jetty-manager/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-naming/collector-naming-define/pom.xml b/apm-collector/apm-collector-naming/collector-naming-define/pom.xml
index 6ec82d3fc..038354485 100644
--- a/apm-collector/apm-collector-naming/collector-naming-define/pom.xml
+++ b/apm-collector/apm-collector-naming/collector-naming-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-naming</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-naming/collector-naming-jetty-provider/pom.xml b/apm-collector/apm-collector-naming/collector-naming-jetty-provider/pom.xml
index 14cbc73c8..e5b9fc5e5 100644
--- a/apm-collector/apm-collector-naming/collector-naming-jetty-provider/pom.xml
+++ b/apm-collector/apm-collector-naming/collector-naming-jetty-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-naming</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-naming/pom.xml b/apm-collector/apm-collector-naming/pom.xml
index cf466c859..5e1bc5868 100644
--- a/apm-collector/apm-collector-naming/pom.xml
+++ b/apm-collector/apm-collector-naming/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-queue/collector-queue-datacarrier-provider/pom.xml b/apm-collector/apm-collector-queue/collector-queue-datacarrier-provider/pom.xml
index 8c51bcff3..b1eb087b0 100644
--- a/apm-collector/apm-collector-queue/collector-queue-datacarrier-provider/pom.xml
+++ b/apm-collector/apm-collector-queue/collector-queue-datacarrier-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-queue</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-queue/collector-queue-define/pom.xml b/apm-collector/apm-collector-queue/collector-queue-define/pom.xml
index 4a78d2312..cf2fdb696 100644
--- a/apm-collector/apm-collector-queue/collector-queue-define/pom.xml
+++ b/apm-collector/apm-collector-queue/collector-queue-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-queue</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-queue/collector-queue-disruptor-provider/pom.xml b/apm-collector/apm-collector-queue/collector-queue-disruptor-provider/pom.xml
index e162ac72e..5903d7c21 100644
--- a/apm-collector/apm-collector-queue/collector-queue-disruptor-provider/pom.xml
+++ b/apm-collector/apm-collector-queue/collector-queue-disruptor-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-queue</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-queue/pom.xml b/apm-collector/apm-collector-queue/pom.xml
index 5e1c53d62..5eea9127c 100644
--- a/apm-collector/apm-collector-queue/pom.xml
+++ b/apm-collector/apm-collector-queue/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -42,4 +42,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-remote/collector-remote-define/pom.xml b/apm-collector/apm-collector-remote/collector-remote-define/pom.xml
index 5a5c1b73f..ff2695f7c 100644
--- a/apm-collector/apm-collector-remote/collector-remote-define/pom.xml
+++ b/apm-collector/apm-collector-remote/collector-remote-define/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector-remote</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-remote/collector-remote-grpc-provider/pom.xml b/apm-collector/apm-collector-remote/collector-remote-grpc-provider/pom.xml
index 9131201cb..940b23b6a 100644
--- a/apm-collector/apm-collector-remote/collector-remote-grpc-provider/pom.xml
+++ b/apm-collector/apm-collector-remote/collector-remote-grpc-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-remote</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-remote/collector-remote-kafka-provider/pom.xml b/apm-collector/apm-collector-remote/collector-remote-kafka-provider/pom.xml
index 48544db6d..ba3e238c4 100644
--- a/apm-collector/apm-collector-remote/collector-remote-kafka-provider/pom.xml
+++ b/apm-collector/apm-collector-remote/collector-remote-kafka-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-remote</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-remote/pom.xml b/apm-collector/apm-collector-remote/pom.xml
index f125137d7..a99187c9b 100644
--- a/apm-collector/apm-collector-remote/pom.xml
+++ b/apm-collector/apm-collector-remote/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -39,4 +39,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/pom.xml b/apm-collector/apm-collector-storage/collector-storage-define/pom.xml
index 3411fc80a..9d91ad81d 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/pom.xml
+++ b/apm-collector/apm-collector-storage/collector-storage-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-storage</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/pom.xml b/apm-collector/apm-collector-storage/collector-storage-es-provider/pom.xml
index d4ab6ac60..c8211ba7e 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/pom.xml
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-storage</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/skywalking/apm/collector/storage/es/DataTTLKeeperTimer.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/skywalking/apm/collector/storage/es/DataTTLKeeperTimer.java
index 37fe9c464..f614bbef9 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/skywalking/apm/collector/storage/es/DataTTLKeeperTimer.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/skywalking/apm/collector/storage/es/DataTTLKeeperTimer.java
@@ -19,8 +19,6 @@
 package org.skywalking.apm.collector.storage.es;
 
 import java.util.Calendar;
-import java.util.concurrent.Executors;
-import java.util.concurrent.TimeUnit;
 import org.skywalking.apm.collector.core.module.ModuleManager;
 import org.skywalking.apm.collector.storage.StorageModule;
 import org.skywalking.apm.collector.storage.dao.ICpuMetricPersistenceDAO;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/pom.xml b/apm-collector/apm-collector-storage/collector-storage-h2-provider/pom.xml
index 6b9093bb5..5848f3d91 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/pom.xml
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-storage</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-storage/pom.xml b/apm-collector/apm-collector-storage/pom.xml
index 2bc215c7e..4caaae7f5 100644
--- a/apm-collector/apm-collector-storage/pom.xml
+++ b/apm-collector/apm-collector-storage/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -34,4 +34,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-stream/pom.xml b/apm-collector/apm-collector-stream/pom.xml
index 41859a26d..f64ea1979 100644
--- a/apm-collector/apm-collector-stream/pom.xml
+++ b/apm-collector/apm-collector-stream/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -57,4 +57,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-ui/collector-ui-define/pom.xml b/apm-collector/apm-collector-ui/collector-ui-define/pom.xml
index 3de7600b9..5b020b8e9 100644
--- a/apm-collector/apm-collector-ui/collector-ui-define/pom.xml
+++ b/apm-collector/apm-collector-ui/collector-ui-define/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-ui</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-collector/apm-collector-ui/collector-ui-jetty-provider/pom.xml b/apm-collector/apm-collector-ui/collector-ui-jetty-provider/pom.xml
index 1480ae870..b36443997 100644
--- a/apm-collector/apm-collector-ui/collector-ui-jetty-provider/pom.xml
+++ b/apm-collector/apm-collector-ui/collector-ui-jetty-provider/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-collector-ui</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -62,4 +62,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/apm-collector-ui/pom.xml b/apm-collector/apm-collector-ui/pom.xml
index ccdeed092..8fdaefc98 100644
--- a/apm-collector/apm-collector-ui/pom.xml
+++ b/apm-collector/apm-collector-ui/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-collector</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -23,4 +23,4 @@
             <version>${project.version}</version>
         </dependency>
     </dependencies>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-collector/pom.xml b/apm-collector/pom.xml
index 35ecc7398..5dddc615e 100644
--- a/apm-collector/pom.xml
+++ b/apm-collector/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-commons/apm-datacarrier/pom.xml b/apm-commons/apm-datacarrier/pom.xml
index 92f452dd5..bd85db71a 100644
--- a/apm-commons/apm-datacarrier/pom.xml
+++ b/apm-commons/apm-datacarrier/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-commons</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-commons/apm-util/pom.xml b/apm-commons/apm-util/pom.xml
index 6dda94a57..69551e0e8 100644
--- a/apm-commons/apm-util/pom.xml
+++ b/apm-commons/apm-util/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-commons</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-commons/pom.xml b/apm-commons/pom.xml
index 424427c72..7d54d24aa 100644
--- a/apm-commons/pom.xml
+++ b/apm-commons/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-network/pom.xml b/apm-network/pom.xml
index bafe21453..da316956d 100644
--- a/apm-network/pom.xml
+++ b/apm-network/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-agent-core/pom.xml b/apm-sniffer/apm-agent-core/pom.xml
index 8bcaf1e03..8cca0d674 100644
--- a/apm-sniffer/apm-agent-core/pom.xml
+++ b/apm-sniffer/apm-agent-core/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sniffer</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-agent-core</artifactId>
diff --git a/apm-sniffer/apm-agent/pom.xml b/apm-sniffer/apm-agent/pom.xml
index d62b3673c..1480e49fd 100644
--- a/apm-sniffer/apm-agent/pom.xml
+++ b/apm-sniffer/apm-agent/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sniffer</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-agent</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/dubbo-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/dubbo-plugin/pom.xml
index b7596e805..2104765d3 100644
--- a/apm-sniffer/apm-sdk-plugin/dubbo-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/dubbo-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/elastic-job-2.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/elastic-job-2.x-plugin/pom.xml
index 929d4ff0b..54645ef0f 100644
--- a/apm-sniffer/apm-sdk-plugin/elastic-job-2.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/elastic-job-2.x-plugin/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/feign-default-http-9.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/feign-default-http-9.x-plugin/pom.xml
index a888b8121..0efcb2934 100644
--- a/apm-sniffer/apm-sdk-plugin/feign-default-http-9.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/feign-default-http-9.x-plugin/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/grpc-1.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/grpc-1.x-plugin/pom.xml
index daa0c5df4..09fa6c427 100644
--- a/apm-sniffer/apm-sdk-plugin/grpc-1.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/grpc-1.x-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-grpc-1.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/h2-1.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/h2-1.x-plugin/pom.xml
index d8930b18e..812c6d641 100755
--- a/apm-sniffer/apm-sdk-plugin/h2-1.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/h2-1.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/httpClient-4.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/httpClient-4.x-plugin/pom.xml
index 415900642..9d0d211c0 100644
--- a/apm-sniffer/apm-sdk-plugin/httpClient-4.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/httpClient-4.x-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-httpClient-4.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/jdbc-commons/pom.xml b/apm-sniffer/apm-sdk-plugin/jdbc-commons/pom.xml
index bb30f7e7c..3b0502d82 100755
--- a/apm-sniffer/apm-sdk-plugin/jdbc-commons/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/jdbc-commons/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/jedis-2.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/jedis-2.x-plugin/pom.xml
index a9009abaa..280874592 100644
--- a/apm-sniffer/apm-sdk-plugin/jedis-2.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/jedis-2.x-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-jedis-2.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-client-9.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-client-9.x-plugin/pom.xml
index ed18ab4a3..42cbb3023 100644
--- a/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-client-9.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-client-9.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>jetty-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-server-9.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-server-9.x-plugin/pom.xml
index 916c70d4e..4608aa61a 100644
--- a/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-server-9.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/jetty-plugin/jetty-server-9.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>jetty-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/jetty-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/jetty-plugin/pom.xml
index 29ecd7e1e..15ca8aab0 100644
--- a/apm-sniffer/apm-sdk-plugin/jetty-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/jetty-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>jetty-plugins</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/mongodb-2.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/mongodb-2.x-plugin/pom.xml
index fc9c7519a..a5dbc31e0 100644
--- a/apm-sniffer/apm-sdk-plugin/mongodb-2.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/mongodb-2.x-plugin/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -69,4 +69,4 @@
             </plugin>
         </plugins>
     </build>
-</project>
\ No newline at end of file
+</project>
diff --git a/apm-sniffer/apm-sdk-plugin/mongodb-3.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/mongodb-3.x-plugin/pom.xml
index a5a4bf6c7..3e90988bc 100644
--- a/apm-sniffer/apm-sdk-plugin/mongodb-3.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/mongodb-3.x-plugin/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-mongodb-3.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/motan-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/motan-plugin/pom.xml
index 40b3e67c2..f5be2494b 100644
--- a/apm-sniffer/apm-sdk-plugin/motan-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/motan-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/mysql-5.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/mysql-5.x-plugin/pom.xml
index ef20bcc36..cb02587dd 100755
--- a/apm-sniffer/apm-sdk-plugin/mysql-5.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/mysql-5.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/nutz-plugins/http-1.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/nutz-plugins/http-1.x-plugin/pom.xml
index 4af95a27c..011c52d1c 100644
--- a/apm-sniffer/apm-sdk-plugin/nutz-plugins/http-1.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/nutz-plugins/http-1.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>nutz-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/nutz-plugins/mvc-annotation-1.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/nutz-plugins/mvc-annotation-1.x-plugin/pom.xml
index 4ad215257..bd87525e8 100644
--- a/apm-sniffer/apm-sdk-plugin/nutz-plugins/mvc-annotation-1.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/nutz-plugins/mvc-annotation-1.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>nutz-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/nutz-plugins/pom.xml b/apm-sniffer/apm-sdk-plugin/nutz-plugins/pom.xml
index 55f1c8d5e..20baa63cf 100644
--- a/apm-sniffer/apm-sdk-plugin/nutz-plugins/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/nutz-plugins/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>nutz-plugins</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/okhttp-3.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/okhttp-3.x-plugin/pom.xml
index 640e7896b..755c3cffa 100644
--- a/apm-sniffer/apm-sdk-plugin/okhttp-3.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/okhttp-3.x-plugin/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/pom.xml
index b3a766b9b..b986e79f6 100755
--- a/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/pom.xml
index 56db2cbec..3ba61f041 100644
--- a/apm-sniffer/apm-sdk-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sniffer</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-sdk-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/postgresql-8.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/postgresql-8.x-plugin/pom.xml
index afb53be0a..b3967aec1 100755
--- a/apm-sniffer/apm-sdk-plugin/postgresql-8.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/postgresql-8.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/resin-3.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/resin-3.x-plugin/pom.xml
index 27c229d94..9a7095da3 100644
--- a/apm-sniffer/apm-sdk-plugin/resin-3.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/resin-3.x-plugin/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-resin-3.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/resin-4.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/resin-4.x-plugin/pom.xml
index 6b96dd0dd..71d2b8f05 100644
--- a/apm-sniffer/apm-sdk-plugin/resin-4.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/resin-4.x-plugin/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-resin-4.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/rocketMQ-4.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/rocketMQ-4.x-plugin/pom.xml
index 76977bd2f..c7da438b8 100644
--- a/apm-sniffer/apm-sdk-plugin/rocketMQ-4.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/rocketMQ-4.x-plugin/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/sharding-jdbc-1.5.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/sharding-jdbc-1.5.x-plugin/pom.xml
index 0694f35b7..44976927f 100644
--- a/apm-sniffer/apm-sdk-plugin/sharding-jdbc-1.5.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/sharding-jdbc-1.5.x-plugin/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/concurrent-util-4.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/concurrent-util-4.x-plugin/pom.xml
index ff4aa2760..453165956 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/concurrent-util-4.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/concurrent-util-4.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>spring-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/core-patch/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/core-patch/pom.xml
index 8a54de602..9fd7124e6 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/core-patch/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/core-patch/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>spring-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-3.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-3.x-plugin/pom.xml
index 4d13789f7..7c9cb95b4 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-3.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-3.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>spring-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-4.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-4.x-plugin/pom.xml
index 90f78f650..d59f27b4d 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-4.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/mvc-annotation-4.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>spring-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/pom.xml
index d6f934a5b..87bdc4034 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>spring-plugins</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/resttemplate-4.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/resttemplate-4.x-plugin/pom.xml
index 53a8eeeba..d31f17570 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/resttemplate-4.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/resttemplate-4.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>spring-plugins</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/pom.xml
index dd289f4ef..d07d8a494 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>spring-cloud</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>netflix-plugins</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/spring-cloud-feign-1.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/spring-cloud-feign-1.x-plugin/pom.xml
index 232969584..3a357b16e 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/spring-cloud-feign-1.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/netflix-plugins/spring-cloud-feign-1.x-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>netflix-plugins</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-spring-cloud-feign-1.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/pom.xml b/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/pom.xml
index 9ba620471..f221914a3 100644
--- a/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spring-plugins/spring-cloud/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>spring-plugins</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>spring-cloud</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/spymemcached-2.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/spymemcached-2.x-plugin/pom.xml
index 730981614..6a6060280 100644
--- a/apm-sniffer/apm-sdk-plugin/spymemcached-2.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/spymemcached-2.x-plugin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-spymemcached-2.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-sdk-plugin/struts2-2.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/struts2-2.x-plugin/pom.xml
index cd1015318..386a93617 100644
--- a/apm-sniffer/apm-sdk-plugin/struts2-2.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/struts2-2.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml
index 8452dee90..e30e30380 100644
--- a/apm-sniffer/apm-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm-sdk-plugin</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-sdk-plugin/xmemcached-2.x-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/xmemcached-2.x-plugin/pom.xml
index 4e43bdb77..f0b78590e 100644
--- a/apm-sniffer/apm-sdk-plugin/xmemcached-2.x-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/xmemcached-2.x-plugin/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sdk-plugin</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-xmemcached-2.x-plugin</artifactId>
diff --git a/apm-sniffer/apm-test-tools/pom.xml b/apm-sniffer/apm-test-tools/pom.xml
index a8438029a..5a68afa74 100644
--- a/apm-sniffer/apm-test-tools/pom.xml
+++ b/apm-sniffer/apm-test-tools/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.skywalking</groupId>
         <artifactId>apm-sniffer</artifactId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
 
     <artifactId>apm-test-tools</artifactId>
diff --git a/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-1.x-activation/pom.xml b/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-1.x-activation/pom.xml
index 734621e65..c1e19d104 100644
--- a/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-1.x-activation/pom.xml
+++ b/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-1.x-activation/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-toolkit-activation</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-2.x-activation/pom.xml b/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-2.x-activation/pom.xml
index 88cab4baf..38df454f7 100644
--- a/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-2.x-activation/pom.xml
+++ b/apm-sniffer/apm-toolkit-activation/apm-toolkit-log4j-2.x-activation/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-toolkit-activation</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-toolkit-activation/apm-toolkit-logback-1.x-activation/pom.xml b/apm-sniffer/apm-toolkit-activation/apm-toolkit-logback-1.x-activation/pom.xml
index a7ba9cd07..3ec6ccade 100644
--- a/apm-sniffer/apm-toolkit-activation/apm-toolkit-logback-1.x-activation/pom.xml
+++ b/apm-sniffer/apm-toolkit-activation/apm-toolkit-logback-1.x-activation/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-toolkit-activation</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-toolkit-activation/apm-toolkit-opentracing-activation/pom.xml b/apm-sniffer/apm-toolkit-activation/apm-toolkit-opentracing-activation/pom.xml
index 550a18432..11c91eadd 100644
--- a/apm-sniffer/apm-toolkit-activation/apm-toolkit-opentracing-activation/pom.xml
+++ b/apm-sniffer/apm-toolkit-activation/apm-toolkit-opentracing-activation/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-toolkit-activation</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-toolkit-activation/apm-toolkit-trace-activation/pom.xml b/apm-sniffer/apm-toolkit-activation/apm-toolkit-trace-activation/pom.xml
index 4e1a3854f..aa2f8d741 100644
--- a/apm-sniffer/apm-toolkit-activation/apm-toolkit-trace-activation/pom.xml
+++ b/apm-sniffer/apm-toolkit-activation/apm-toolkit-trace-activation/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-toolkit-activation</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-sniffer/apm-toolkit-activation/pom.xml b/apm-sniffer/apm-toolkit-activation/pom.xml
index eac10ee37..f8682fceb 100644
--- a/apm-sniffer/apm-toolkit-activation/pom.xml
+++ b/apm-sniffer/apm-toolkit-activation/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm-sniffer</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
diff --git a/apm-sniffer/pom.xml b/apm-sniffer/pom.xml
index bdefb2570..28284292d 100644
--- a/apm-sniffer/pom.xml
+++ b/apm-sniffer/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.skywalking</groupId>
-        <version>3.3.0-2017</version>
+        <version>3.2.6-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 243f5fa2b..ecbc2ae4f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,7 +1,7 @@
 version: '2.1'
 services:
   skywalking-webui:
-    image: skywalking/skywalking-ui:3.3.0-2017
+    image: skywalking/skywalking-ui:3.2.6-2017
     expose:
       - "8080"
     ports:
@@ -15,7 +15,7 @@ services:
       - COLLECTOR_SERVERS=skywalking-collector:10800
 
   skywalking-collector:
-    image: skywalking/skywalking-collector:3.3.0-2017
+    image: skywalking/skywalking-collector:3.2.6-2017
     expose:
       - "10800"
       - "11800"
diff --git a/docs/Supported-list.md b/docs/Supported-list.md
index 7439967bb..54b5744dc 100644
--- a/docs/Supported-list.md
+++ b/docs/Supported-list.md
@@ -19,7 +19,7 @@
   * Mysql Driver 5.x, 6.x
   * Oracle Driver
   * H2 Driver
-  * [Sharding-JDBC 1.5.x](https://github.com/shardingjdbc/sharding-jdbc)
+  * [Sharding-JDBC](https://github.com/shardingjdbc/sharding-jdbc) 1.5.x
   * PostgreSQL Driver 8.x, 9.x, 42.x
 * RPC Frameworks
   * [Dubbo](https://github.com/alibaba/dubbo) 2.5.3
@@ -39,6 +39,8 @@
   * [Netflix Eureka](https://github.com/Netflix/eureka) 
 * Spring Ecosystem
   * Spring Core Async SuccessCallback/FailureCallback/ListenableFutureCallback 4.x
+* Scheduler
+  * [Elastic Job](https://github.com/elasticjob/elastic-job) 2.x
 * OpenTracing community supported
   * Motan
   * Hprose-java
diff --git a/docs/_config.yml b/docs/_config.yml
deleted file mode 100644
index 18854876c..000000000
--- a/docs/_config.yml
+++ /dev/null
@@ -1 +0,0 @@
-theme: jekyll-theme-midnight
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index da91cc79b..69132e48d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
 
     <groupId>org.skywalking</groupId>
     <artifactId>apm</artifactId>
-    <version>3.3.0-2017</version>
+    <version>3.2.6-2017</version>
 
     <developers>
         <developer>