diff --git a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
index 2b8f12708b..b1c3bc57cd 100644
--- a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
+++ b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
@@ -1028,6 +1028,15 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
     public int getLockQueueLength() {
         return lock.getQueueLength();
     }
+    
+    public String dump() {
+        lock.lock();
+        try {
+            return this.toString();
+        } finally {
+            lock.unlock();
+        }
+    }
 
     public String toString() {
         StringBuilder buf = new StringBuilder();
diff --git a/src/main/java/com/alibaba/druid/pool/DruidDataSourceMBean.java b/src/main/java/com/alibaba/druid/pool/DruidDataSourceMBean.java
index 479175f532..8c2c1a473e 100644
--- a/src/main/java/com/alibaba/druid/pool/DruidDataSourceMBean.java
+++ b/src/main/java/com/alibaba/druid/pool/DruidDataSourceMBean.java
@@ -27,7 +27,7 @@ public interface DruidDataSourceMBean extends DruidAbstractDataSourceMBean {
 
     int removeAbandoned();
 
-    String toString();
+    String dump();
 
     int getWaitThreadCount();