diff --git a/Makefile b/Makefile
index fd785f50..acdcdacb 100644
--- a/Makefile
+++ b/Makefile
@@ -21,4 +21,4 @@ systest: build
 lint:
 	golangci-lint run --timeout=3m
 run: pre
-	go run cmd/clickhouse_sinker/main.go --local-cfg-file docker/test_dynamic_schema.json
+	go run cmd/clickhouse_sinker/main.go --local-cfg-file docker/test_dynamic_schema.hjson
diff --git a/docker/test_auto_schema.hjson b/docker/test_auto_schema.hjson
index b7d95346..c4557e94 100644
--- a/docker/test_auto_schema.hjson
+++ b/docker/test_auto_schema.hjson
@@ -2,34 +2,26 @@
   clickhouse: {
     hosts: [
       [
-        192.168.110.6
-        # 192.168.110.8
-      ]
-      [
-        192.168.110.10
-        192.168.110.12
-      ]
-      [
-        192.168.110.14
+        127.0.0.1
       ]
     ]
-    port: 19000
+    port: 9000
     db: default
     username: ""
-    password: 123456
+    password: ""
     retryTimes: 0
   }
   kafka: {
-    brokers: 192.168.110.12:9092, 192.168.110.8:9092, 192.168.110.16:9092
+    brokers: 127.0.0.1:9092
   }
   task: {
-    name: test_ck_query
-    topic: kafka_gen_ckdata22
-    consumerGroup: test_ck_query
+    name: test_auto_schema
+    topic: topic1
+    consumerGroup: test_auto_schema
     earliest: true
     parser: json
     autoSchema: true
-    tableName: test_ck_query_lowcardinality_r1
+    tableName: test_auto_schema
     excludeColumns: []
     bufferSize: 50000
   }
diff --git a/docs/guide/run.md b/docs/guide/run.md
index 38e7ed21..bef02631 100644
--- a/docs/guide/run.md
+++ b/docs/guide/run.md
@@ -10,7 +10,7 @@ Note: Ensure `clickhouse-server` and `kafka` work before running clickhouse_sink
 
 - For local file:
 
-  `clickhouse_sinker --local-cfg-file docker/test_auto_schema.json`
+  `clickhouse_sinker --local-cfg-file docker/test_auto_schema.hjson`
 
 - For Nacos:
 
@@ -71,7 +71,7 @@ Let's follow up a piece of the systest script.
 * Run clickhouse_sinker
 
   ```bash
-  $ ./clickhouse_sinker --local-cfg-file docker/test_auto_schema.json
+  $ ./clickhouse_sinker --local-cfg-file docker/test_auto_schema.hjson
   ```
 
 
diff --git a/go.test.sh b/go.test.sh
index 9fcdc43a..6fbef090 100755
--- a/go.test.sh
+++ b/go.test.sh
@@ -48,9 +48,9 @@ sudo docker cp send.sh kafka:/tmp/
 sudo docker exec kafka sh /tmp/send.sh
 
 echo "start clickhouse_sinker to consume"
-timeout 30 ./clickhouse_sinker --local-cfg-file docker/test_fixed_schema.json
-timeout 30 ./clickhouse_sinker --local-cfg-file docker/test_auto_schema.json
-timeout 60 ./clickhouse_sinker --local-cfg-file docker/test_dynamic_schema.json
+timeout 30 ./clickhouse_sinker --local-cfg-file docker/test_fixed_schema.hjson
+timeout 30 ./clickhouse_sinker --local-cfg-file docker/test_auto_schema.hjson
+timeout 60 ./clickhouse_sinker --local-cfg-file docker/test_dynamic_schema.hjson
 
 echo "check result 1"
 count=`curl "localhost:8123" -d 'select count() from test_fixed_schema'`
@@ -74,9 +74,9 @@ curl "localhost:8123" -d 'TRUNCATE TABLE test_auto_schema'
 curl "localhost:8123" -d 'TRUNCATE TABLE test_dynamic_schema'
 
 echo "publish clickhouse_sinker config"
-./nacos_publish_config --nacos-addr 127.0.0.1:8848 --nacos-username nacos --nacos-password nacos  --nacos-dataid test_fixed_schema --local-cfg-file docker/test_fixed_schema.json
-./nacos_publish_config --nacos-addr 127.0.0.1:8848 --nacos-username nacos --nacos-password nacos  --nacos-dataid test_auto_schema --local-cfg-file docker/test_auto_schema.json
-./nacos_publish_config --nacos-addr 127.0.0.1:8848 --nacos-username nacos --nacos-password nacos  --nacos-dataid test_dynamic_schema --local-cfg-file docker/test_dynamic_schema.json
+./nacos_publish_config --nacos-addr 127.0.0.1:8848 --nacos-username nacos --nacos-password nacos  --nacos-dataid test_fixed_schema --local-cfg-file docker/test_fixed_schema.hjson
+./nacos_publish_config --nacos-addr 127.0.0.1:8848 --nacos-username nacos --nacos-password nacos  --nacos-dataid test_auto_schema --local-cfg-file docker/test_auto_schema.hjson
+./nacos_publish_config --nacos-addr 127.0.0.1:8848 --nacos-username nacos --nacos-password nacos  --nacos-dataid test_dynamic_schema --local-cfg-file docker/test_dynamic_schema.hjson
 
 echo "start clickhouse_sinker to consume"
 sudo docker exec kafka kafka-consumer-groups --bootstrap-server localhost:9093 --execute --reset-offsets --group test_fixed_schema --all-topics --to-earliest
diff --git a/output/clickhouse.go b/output/clickhouse.go
index 2461ad90..91008e07 100644
--- a/output/clickhouse.go
+++ b/output/clickhouse.go
@@ -83,16 +83,14 @@ func NewClickHouse(cfg *config.Config, taskCfg *config.TaskConfig) *ClickHouse {
 
 // Init the clickhouse intance
 func (c *ClickHouse) Init() (err error) {
+	// FIXME: goroutine leak?
 	go func() {
 		ticker := time.NewTicker(10 * time.Second)
 		defer ticker.Stop()
-		for {
-			select {
-			case <-ticker.C:
-				c.mux.Lock()
-				c.wrSeries = 0
-				c.mux.Unlock()
-			}
+		for range ticker.C {
+			c.mux.Lock()
+			c.wrSeries = 0
+			c.mux.Unlock()
 		}
 	}()
 	return c.initSchema()
diff --git a/output/clickhouse_util.go b/output/clickhouse_util.go
index 16f691d4..d213609a 100644
--- a/output/clickhouse_util.go
+++ b/output/clickhouse_util.go
@@ -65,14 +65,14 @@ func writeRows(prepareSQL string, rows model.Rows, idxBegin, idxEnd int, conn cl
 		}
 		if err = batch.Send(); err != nil {
 			err = errors.Wrapf(err, "driver.Batch.Send")
-			batch.Abort()
+			_ = batch.Abort()
 			return
 		}
 		return
 	}
 	if err = batch.Send(); err != nil {
 		err = errors.Wrapf(err, "driver.Batch.Send")
-		batch.Abort()
+		_ = batch.Abort()
 		return
 	}
 	return