diff --git a/client-adapter/launcher/src/main/java/com/alibaba/otter/canal/adapter/launcher/config/RefresherConfig.java b/client-adapter/launcher/src/main/java/com/alibaba/otter/canal/adapter/launcher/config/RefresherConfig.java
deleted file mode 100644
index 127b7ceb2fc1a65a3315396475f5fc5bb9683f67..0000000000000000000000000000000000000000
--- a/client-adapter/launcher/src/main/java/com/alibaba/otter/canal/adapter/launcher/config/RefresherConfig.java
+++ /dev/null
@@ -1,22 +0,0 @@
-package com.alibaba.otter.canal.adapter.launcher.config;
-
-import org.springframework.cloud.context.refresh.ContextRefresher;
-import org.springframework.cloud.context.scope.refresh.RefreshScope;
-import org.springframework.context.ConfigurableApplicationContext;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-
-@Configuration
-public class RefresherConfig {
-
-    @Bean
-    public RefreshScope refreshScope() {
-        return new RefreshScope();
-    }
-
-    @Bean
-    public ContextRefresher contextRefresher(ConfigurableApplicationContext configurableApplicationContext,
-                                             RefreshScope refreshScope) {
-        return new ContextRefresher(configurableApplicationContext, refreshScope);
-    }
-}
diff --git a/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/RdbAdapter.java b/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/RdbAdapter.java
index 11fe5c2fb6998110a2bd869fa35627a475779a95..78001c0314790a7bee5c25c155b8a1b42cba22bb 100644
--- a/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/RdbAdapter.java
+++ b/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/RdbAdapter.java
@@ -5,6 +5,8 @@ import java.sql.SQLException;
 import java.util.*;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 
@@ -20,6 +22,7 @@ import com.alibaba.fastjson.serializer.SerializerFeature;
 import com.alibaba.otter.canal.client.adapter.OuterAdapter;
 import com.alibaba.otter.canal.client.adapter.rdb.config.ConfigLoader;
 import com.alibaba.otter.canal.client.adapter.rdb.config.MappingConfig;
+import com.alibaba.otter.canal.client.adapter.rdb.monitor.RdbConfigMonitor;
 import com.alibaba.otter.canal.client.adapter.rdb.service.RdbEtlService;
 import com.alibaba.otter.canal.client.adapter.rdb.service.RdbSyncService;
 import com.alibaba.otter.canal.client.adapter.rdb.support.SimpleDml;
@@ -44,8 +47,11 @@ public class RdbAdapter implements OuterAdapter {
     private List<SimpleDml>                         dmlList            = Collections
         .synchronizedList(new ArrayList<>());
     private Lock                                    syncLock           = new ReentrantLock();
+    private Condition                               condition          = syncLock.newCondition();
     private ExecutorService                         executor           = Executors.newFixedThreadPool(1);
 
+    private RdbConfigMonitor                        rdbConfigMonitor;
+
     public Map<String, MappingConfig> getRdbMapping() {
         return rdbMapping;
     }
@@ -107,18 +113,21 @@ public class RdbAdapter implements OuterAdapter {
         executor.submit(() -> {
             while (running) {
                 try {
-                    int size1 = dmlList.size();
-                    Thread.sleep(3000);
-                    int size2 = dmlList.size();
-                    if (size1 == size2) {
+                    syncLock.lock();
+                    if (!condition.await(3, TimeUnit.SECONDS)) {
                         // 超时提交
                         sync();
                     }
                 } catch (Exception e) {
                     logger.error(e.getMessage(), e);
+                } finally {
+                    syncLock.unlock();
                 }
             }
         });
+
+        rdbConfigMonitor = new RdbConfigMonitor();
+        rdbConfigMonitor.init(configuration.getKey(), this);
     }
 
     @Override
@@ -131,10 +140,9 @@ public class RdbAdapter implements OuterAdapter {
         if (configMap != null) {
             configMap.values().forEach(config -> {
                 List<SimpleDml> simpleDmlList = SimpleDml.dml2SimpleDml(dml, config);
-
                 dmlList.addAll(simpleDmlList);
 
-                if (dmlList.size() > commitSize) {
+                if (dmlList.size() >= commitSize) {
                     sync();
                 }
             });
@@ -148,6 +156,7 @@ public class RdbAdapter implements OuterAdapter {
         try {
             syncLock.lock();
             if (!dmlList.isEmpty()) {
+                condition.signal();
                 rdbSyncService.sync(dmlList);
                 dmlList.clear();
             }
@@ -251,6 +260,10 @@ public class RdbAdapter implements OuterAdapter {
     @Override
     public void destroy() {
         running = false;
+        if (rdbConfigMonitor != null) {
+            rdbConfigMonitor.destroy();
+        }
+
         executor.shutdown();
 
         if (rdbSyncService != null) {
diff --git a/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/service/RdbSyncService.java b/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/service/RdbSyncService.java
index 9467b8b98e365d1d1cb5495d4b799b887a8cbac1..9f1f5469b67bb27219484e85a319705e47ad9263 100644
--- a/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/service/RdbSyncService.java
+++ b/client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/service/RdbSyncService.java
@@ -10,6 +10,7 @@ import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.*;
+import java.util.concurrent.atomic.AtomicInteger;
 
 import javax.sql.DataSource;