diff --git a/plugins-it/mongodb4-it/src/test/java/com/navercorp/pinpoint/plugin/mongodb4/ReactiveMongoDBITHelper.java b/plugins-it/mongodb4-it/src/test/java/com/navercorp/pinpoint/plugin/mongodb4/ReactiveMongoDBITHelper.java
index 21a54d72d741..7f04588f2e48 100644
--- a/plugins-it/mongodb4-it/src/test/java/com/navercorp/pinpoint/plugin/mongodb4/ReactiveMongoDBITHelper.java
+++ b/plugins-it/mongodb4-it/src/test/java/com/navercorp/pinpoint/plugin/mongodb4/ReactiveMongoDBITHelper.java
@@ -75,6 +75,7 @@
 import static java.util.concurrent.TimeUnit.SECONDS;
 
 public class ReactiveMongoDBITHelper {
+    protected static final String MONGO_REACTIVE = "MONGO_REACTIVE";
     protected static final String MONGO_EXECUTE_QUERY = "MONGO_EXECUTE_QUERY";
 
     public void testConnection(String address, final MongoDatabase database, Class<?> mongoDatabaseImplClass, String secondCollectionDefaultOption) throws Exception {
@@ -162,6 +163,9 @@ public void insertComlexBsonValueData34(PluginTestVerifier verifier, String addr
         Method insertOneMethod = getMethod(mongoDatabaseImpl, "insertOne", Object.class);
         NormalizedBson parsedBson = parseBson(document);
 
+        // execute
+        verifier.verifyTrace(event(MONGO_REACTIVE));
+
         verifier.verifyTrace(event(MONGO_EXECUTE_QUERY, insertOneMethod, null, address, null
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_INFO.getName(), collectionInfo)
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_OPTION.getName(), collectionOption)
@@ -181,6 +185,9 @@ public void insertData(PluginTestVerifier verifier, String address, MongoCollect
         Method insertOneMethod = getMethod(mongoDatabaseImpl, "insertOne", Object.class);
         NormalizedBson parsedBson = parseBson(doc);
 
+        // execute
+        verifier.verifyTrace(event(MONGO_REACTIVE));
+
         verifier.verifyTrace(event(MONGO_EXECUTE_QUERY, insertOneMethod, null, address, null
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_INFO.getName(), collectionInfo)
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_OPTION.getName(), collectionOption)
@@ -201,6 +208,9 @@ public void updateData(PluginTestVerifier verifier, String address, MongoCollect
         Method updateOne = getMethod(mongoDatabaseImpl, "updateOne", Bson.class, Bson.class);
         NormalizedBson parsedBson = parseBson(doc, doc2);
 
+        // execute
+        verifier.verifyTrace(event(MONGO_REACTIVE));
+
         verifier.verifyTrace(event(MONGO_EXECUTE_QUERY, updateOne, null, address, null
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_INFO.getName(), "customers")
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_OPTION.getName(), "MAJORITY")
@@ -243,6 +253,9 @@ public void deleteData(PluginTestVerifier verifier, String address, MongoCollect
         Method deleteMany = getMethod(mongoDatabaseImpl, "deleteMany", Bson.class);
         NormalizedBson parsedBson = parseBson(doc);
 
+        // execute
+        verifier.verifyTrace(event(MONGO_REACTIVE));
+
         verifier.verifyTrace(event(MONGO_EXECUTE_QUERY, deleteMany, null, address, null
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_INFO.getName(), "customers")
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_OPTION.getName(), "MAJORITY")
@@ -263,6 +276,9 @@ public void filterData(PluginTestVerifier verifier, String address, MongoCollect
         } catch (Throwable throwable) {
         }
 
+        // execute
+        verifier.verifyTrace(event(MONGO_REACTIVE));
+
         verifier.verifyTrace(event(MONGO_EXECUTE_QUERY, find, null, address, null
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_INFO.getName(), "customers")
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_OPTION.getName(), "secondaryPreferred")
@@ -283,6 +299,9 @@ public void filterData2(PluginTestVerifier verifier, String address, MongoCollec
         } catch (Throwable throwable) {
         }
 
+        // execute
+        verifier.verifyTrace(event(MONGO_REACTIVE));
+
         verifier.verifyTrace(event(MONGO_EXECUTE_QUERY, find, null, address, null
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_INFO.getName(), "customers")
                 , new ExpectedAnnotation(MongoConstants.MONGO_COLLECTION_OPTION.getName(), "secondaryPreferred")
@@ -316,7 +335,6 @@ public void onSubscribe(Subscription s) {
         @Override
         public void onNext(T t) {
             results.add(t);
-            System.out.println("## Subscriber.onNext=" + t);
 
             final int i = COUNT_UPDATER.incrementAndGet(this);
             if (i >= minimumNumberOfResults) {
diff --git a/plugins/mongodb/src/main/java/com/navercorp/pinpoint/plugin/mongo/interceptor/MongoCollectionImplReadOperationInterceptor.java b/plugins/mongodb/src/main/java/com/navercorp/pinpoint/plugin/mongo/interceptor/MongoCollectionImplReadOperationInterceptor.java
index 769232ffe493..2cb1aaaf236c 100644
--- a/plugins/mongodb/src/main/java/com/navercorp/pinpoint/plugin/mongo/interceptor/MongoCollectionImplReadOperationInterceptor.java
+++ b/plugins/mongodb/src/main/java/com/navercorp/pinpoint/plugin/mongo/interceptor/MongoCollectionImplReadOperationInterceptor.java
@@ -26,6 +26,8 @@
 import com.navercorp.pinpoint.bootstrap.plugin.jdbc.MongoDatabaseInfo;
 import com.navercorp.pinpoint.bootstrap.plugin.jdbc.UnKnownDatabaseInfo;
 import com.navercorp.pinpoint.bootstrap.util.InterceptorUtils;
+import com.navercorp.pinpoint.plugin.mongo.HostListAccessor;
+import com.navercorp.pinpoint.plugin.mongo.MongoConstants;
 import com.navercorp.pinpoint.plugin.mongo.MongoUtil;
 import com.navercorp.pinpoint.plugin.mongo.NormalizedBson;
 
@@ -46,13 +48,24 @@ public MongoCollectionImplReadOperationInterceptor(TraceContext traceContext, Me
     public void doInBeforeTrace(SpanEventRecorder recorder, Object target, Object[] args) {
         recorder.recordApi(methodDescriptor);
 
-        final DatabaseInfo databaseInfo = DatabaseInfoUtils.getDatabaseInfo(target, UnKnownDatabaseInfo.MONGO_INSTANCE);
-        recorder.recordServiceType(databaseInfo.getExecuteQueryType());
-        recorder.recordEndPoint(databaseInfo.getMultipleHost());
-        recorder.recordDestinationId(databaseInfo.getDatabaseId());
-        if (databaseInfo instanceof MongoDatabaseInfo) {
-            MongoUtil.recordMongoCollection(recorder, ((MongoDatabaseInfo) databaseInfo).getCollectionName(), ((MongoDatabaseInfo) databaseInfo).getReadPreference());
+        if (Boolean.FALSE == (target instanceof HostListAccessor)) {
+            return;
+        }
+
+        final List<String> hostList = ((HostListAccessor) target)._$PINPOINT$_getHostList();
+        if (hostList == null) {
+            return;
         }
+
+        final DatabaseInfo databaseInfo = DatabaseInfoUtils.getDatabaseInfo(target, UnKnownDatabaseInfo.MONGO_INSTANCE);
+        final MongoDatabaseInfo mongoDatabaseInfo = new MongoDatabaseInfo(MongoConstants.MONGODB, MongoConstants.MONGO_EXECUTE_QUERY,
+                null, null, hostList, databaseInfo.getDatabaseId(), ((MongoDatabaseInfo) databaseInfo).getCollectionName(), ((MongoDatabaseInfo) databaseInfo).getReadPreference(), ((MongoDatabaseInfo) databaseInfo).getWriteConcern());
+
+        recorder.recordServiceType(mongoDatabaseInfo.getExecuteQueryType());
+        recorder.recordEndPoint(mongoDatabaseInfo.getMultipleHost());
+        recorder.recordDestinationId(mongoDatabaseInfo.getDatabaseId());
+
+        MongoUtil.recordMongoCollection(recorder, mongoDatabaseInfo.getCollectionName(), mongoDatabaseInfo.getReadPreference());
     }
 
     @Override