diff --git a/nebula-exchange_spark_2.2/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala b/nebula-exchange_spark_2.2/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
index 44bcf0b3..973f85ac 100644
--- a/nebula-exchange_spark_2.2/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
+++ b/nebula-exchange_spark_2.2/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
@@ -142,8 +142,6 @@ object Exchange {
         val fields = tagConfig.vertexField :: tagConfig.fields
         val data   = createDataSource(spark, tagConfig.dataSourceConfigEntry, fields)
         if (data.isDefined && !c.dry) {
-          data.get.cache()
-          val count     = data.get.count()
           val startTime = System.currentTimeMillis()
           val batchSuccess =
             spark.sparkContext.longAccumulator(s"batchSuccess.${tagConfig.name}")
@@ -161,10 +159,8 @@ object Exchange {
             batchFailure
           )
           processor.process()
-          data.get.unpersist()
           val costTime = ((System.currentTimeMillis() - startTime) / 1000.0).formatted("%.2f")
-          LOG.info(
-            s"import for tag ${tagConfig.name}: data total count: $count, total time: ${costTime}s")
+          LOG.info(s"import for tag ${tagConfig.name}, total time: ${costTime}s")
           if (tagConfig.dataSinkConfigEntry.category == SinkCategory.CLIENT) {
             LOG.info(s"Client-Import: batchSuccess.${tagConfig.name}: ${batchSuccess.value}")
             LOG.info(s"Client-Import: batchFailure.${tagConfig.name}: ${batchFailure.value}")
@@ -195,8 +191,6 @@ object Exchange {
         }
         val data = createDataSource(spark, edgeConfig.dataSourceConfigEntry, fields)
         if (data.isDefined && !c.dry) {
-          data.get.cache()
-          val count        = data.get.count()
           val startTime    = System.currentTimeMillis()
           val batchSuccess = spark.sparkContext.longAccumulator(s"batchSuccess.${edgeConfig.name}")
           val batchFailure = spark.sparkContext.longAccumulator(s"batchFailure.${edgeConfig.name}")
@@ -212,10 +206,8 @@ object Exchange {
             batchFailure
           )
           processor.process()
-          data.get.unpersist()
           val costTime = ((System.currentTimeMillis() - startTime) / 1000.0).formatted("%.2f")
-          LOG.info(
-            s"import for edge ${edgeConfig.name}: data total count: $count, total time: ${costTime}s")
+          LOG.info(s"import for edge ${edgeConfig.name}, total time: ${costTime}s")
           if (edgeConfig.dataSinkConfigEntry.category == SinkCategory.CLIENT) {
             LOG.info(s"Client-Import: batchSuccess.${edgeConfig.name}: ${batchSuccess.value}")
             LOG.info(s"Client-Import: batchFailure.${edgeConfig.name}: ${batchFailure.value}")
diff --git a/nebula-exchange_spark_2.4/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala b/nebula-exchange_spark_2.4/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
index 073f8045..82d96405 100644
--- a/nebula-exchange_spark_2.4/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
+++ b/nebula-exchange_spark_2.4/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
@@ -142,8 +142,6 @@ object Exchange {
         val fields = tagConfig.vertexField :: tagConfig.fields
         val data   = createDataSource(spark, tagConfig.dataSourceConfigEntry, fields)
         if (data.isDefined && !c.dry) {
-          data.get.cache()
-          val count     = data.get.count()
           val startTime = System.currentTimeMillis()
           val batchSuccess =
             spark.sparkContext.longAccumulator(s"batchSuccess.${tagConfig.name}")
@@ -161,9 +159,8 @@ object Exchange {
             batchFailure
           )
           processor.process()
-          data.get.unpersist()
           val costTime = ((System.currentTimeMillis() - startTime) / 1000.0).formatted("%.2f")
-          LOG.info(s"import for tag ${tagConfig.name}, data count: $count, cost time: ${costTime}s")
+          LOG.info(s"import for tag ${tagConfig.name}, cost time: ${costTime}s")
           if (tagConfig.dataSinkConfigEntry.category == SinkCategory.CLIENT) {
             LOG.info(s"Client-Import: batchSuccess.${tagConfig.name}: ${batchSuccess.value}")
             LOG.info(s"Client-Import: batchFailure.${tagConfig.name}: ${batchFailure.value}")
@@ -194,8 +191,6 @@ object Exchange {
         }
         val data = createDataSource(spark, edgeConfig.dataSourceConfigEntry, fields)
         if (data.isDefined && !c.dry) {
-          data.get.cache()
-          val count        = data.get.count()
           val startTime    = System.currentTimeMillis()
           val batchSuccess = spark.sparkContext.longAccumulator(s"batchSuccess.${edgeConfig.name}")
           val batchFailure = spark.sparkContext.longAccumulator(s"batchFailure.${edgeConfig.name}")
@@ -213,8 +208,7 @@ object Exchange {
           processor.process()
           data.get.unpersist()
           val costTime = ((System.currentTimeMillis() - startTime) / 1000.0).formatted("%.2f")
-          LOG.info(
-            s"import for edge ${edgeConfig.name}, data count: $count, cost time: ${costTime}s")
+          LOG.info(s"import for edge ${edgeConfig.name}, cost time: ${costTime}s")
           if (edgeConfig.dataSinkConfigEntry.category == SinkCategory.CLIENT) {
             LOG.info(s"Client-Import: batchSuccess.${edgeConfig.name}: ${batchSuccess.value}")
             LOG.info(s"Client-Import: batchFailure.${edgeConfig.name}: ${batchFailure.value}")
diff --git a/nebula-exchange_spark_3.0/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala b/nebula-exchange_spark_3.0/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
index 58143415..a631c753 100644
--- a/nebula-exchange_spark_3.0/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
+++ b/nebula-exchange_spark_3.0/src/main/scala/com/vesoft/nebula/exchange/Exchange.scala
@@ -142,8 +142,6 @@ object Exchange {
         val fields = tagConfig.vertexField :: tagConfig.fields
         val data   = createDataSource(spark, tagConfig.dataSourceConfigEntry, fields)
         if (data.isDefined && !c.dry) {
-          data.get.cache()
-          val count     = data.get.count()
           val startTime = System.currentTimeMillis()
           val batchSuccess =
             spark.sparkContext.longAccumulator(s"batchSuccess.${tagConfig.name}")
@@ -161,9 +159,8 @@ object Exchange {
             batchFailure
           )
           processor.process()
-          data.get.unpersist()
           val costTime = ((System.currentTimeMillis() - startTime) / 1000.0).formatted("%.2f")
-          LOG.info(s"import for tag ${tagConfig.name}, data count: $count, cost time: ${costTime}s")
+          LOG.info(s"import for tag ${tagConfig.name}, cost time: ${costTime}s")
           if (tagConfig.dataSinkConfigEntry.category == SinkCategory.CLIENT) {
             LOG.info(s"Client-Import: batchSuccess.${tagConfig.name}: ${batchSuccess.value}")
             LOG.info(s"Client-Import: batchFailure.${tagConfig.name}: ${batchFailure.value}")
@@ -194,8 +191,6 @@ object Exchange {
         }
         val data = createDataSource(spark, edgeConfig.dataSourceConfigEntry, fields)
         if (data.isDefined && !c.dry) {
-          data.get.cache()
-          val count        = data.get.count()
           val startTime    = System.currentTimeMillis()
           val batchSuccess = spark.sparkContext.longAccumulator(s"batchSuccess.${edgeConfig.name}")
           val batchFailure = spark.sparkContext.longAccumulator(s"batchFailure.${edgeConfig.name}")
@@ -211,10 +206,8 @@ object Exchange {
             batchFailure
           )
           processor.process()
-          data.get.unpersist()
           val costTime = ((System.currentTimeMillis() - startTime) / 1000.0).formatted("%.2f")
-          LOG.info(
-            s"import for edge ${edgeConfig.name}, data count: $count, cost time: ${costTime}s")
+          LOG.info(s"import for edge ${edgeConfig.name}, cost time: ${costTime}s")
           if (edgeConfig.dataSinkConfigEntry.category == SinkCategory.CLIENT) {
             LOG.info(s"Client-Import: batchSuccess.${edgeConfig.name}: ${batchSuccess.value}")
             LOG.info(s"Client-Import: batchFailure.${edgeConfig.name}: ${batchFailure.value}")