diff --git a/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ClusterMetaVisitor.java b/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ClusterMetaVisitor.java
index 1bf18e2ae..f5ce6549e 100644
--- a/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ClusterMetaVisitor.java
+++ b/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ClusterMetaVisitor.java
@@ -21,11 +21,6 @@ public ClusterMetaVisitor(ShardMetaVisitor shardMetaVisitor) {
 
     @Override
     public void accept(ClusterMeta clusterMeta) {
-        if (ClusterType.lookup(clusterMeta.getType()).supportSingleActiveDC()
-                && clusterMeta.getBackupDcs() != null
-                && Sets.newHashSet(clusterMeta.getBackupDcs().toUpperCase().split("\\s*,\\s*")).contains(FoundationService.DEFAULT.getDataCenter().toUpperCase())) {
-            return;
-        }
         for(ShardMeta shard : clusterMeta.getShards().values()) {
             shardMetaVisitor.accept(shard);
         }
diff --git a/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ShardMetaVisitor.java b/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ShardMetaVisitor.java
index b63005ad0..96cc0483b 100644
--- a/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ShardMetaVisitor.java
+++ b/redis/redis-checker/src/main/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/ShardMetaVisitor.java
@@ -22,11 +22,6 @@ public ShardMetaVisitor(RedisMetaVisitor redisMetaVisitor) {
 
     @Override
     public void accept(ShardMeta shardMeta) {
-        if (ClusterType.lookup(((ClusterMeta) shardMeta.parent()).getType()).supportSingleActiveDC()
-                && shardMeta.getBackupDcs() != null
-                && Sets.newHashSet(shardMeta.getBackupDcs().toUpperCase().split("\\s*,\\s*")).contains(FoundationService.DEFAULT.getDataCenter().toUpperCase())) {
-            return;
-        }
         for(RedisMeta redisMeta : shardMeta.getRedises()) {
             redisMetaVisitor.accept(redisMeta);
         }
diff --git a/redis/redis-checker/src/test/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/DefaultDcMetaChangeManagerTest.java b/redis/redis-checker/src/test/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/DefaultDcMetaChangeManagerTest.java
index fe73ce780..1ac5f33d2 100644
--- a/redis/redis-checker/src/test/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/DefaultDcMetaChangeManagerTest.java
+++ b/redis/redis-checker/src/test/java/com/ctrip/xpipe/redis/checker/healthcheck/meta/DefaultDcMetaChangeManagerTest.java
@@ -163,7 +163,7 @@ public void testActiveDcOY2JQ() {
         manager.compare(future, null);
 
         Mockito.verify(instanceManager, times(2)).getOrCreate(any(RedisMeta.class));
-        Mockito.verify(instanceManager, never()).remove(any(HostPort.class));
+        Mockito.verify(instanceManager, times(2)).remove(any(HostPort.class));
         Assert.assertEquals(Sets.newHashSet(new HostPort("127.0.0.2", 8100), new HostPort("127.0.0.2", 8101)), addedRedises);
     }
 
@@ -308,7 +308,7 @@ public void testSwitchClusterName() throws Exception {
 
         Mockito.verify(instanceManager, times(1)).getOrCreate(any(ClusterMeta.class));
         Mockito.verify(instanceManager, times(4)).getOrCreate(any(RedisMeta.class));
-        Mockito.verify(instanceManager, times(4)).remove(any(HostPort.class));
+        Mockito.verify(instanceManager, times(6)).remove(any(HostPort.class));
         Mockito.verify(instanceManager, never()).remove(anyString());
     }
 
@@ -399,7 +399,7 @@ public void testBackupDcClusterModified() throws Exception {
 
         Mockito.verify(instanceManager, never()).getOrCreate(any(ClusterMeta.class));
         Mockito.verify(instanceManager, never()).getOrCreate(any(RedisMeta.class));
-        Mockito.verify(instanceManager, never()).remove(any(HostPort.class));
+        Mockito.verify(instanceManager, times(2)).remove(any(HostPort.class));
         Mockito.verify(instanceManager, times(1)).remove(anyString());
 
     }