diff --git a/hera-all/trace-etl/trace-etl-server/src/main/java/com/xiaomi/hera/trace/etl/consumer/MetricsParseService.java b/hera-all/trace-etl/trace-etl-server/src/main/java/com/xiaomi/hera/trace/etl/consumer/MetricsParseService.java
index 7c605064e..51521da09 100644
--- a/hera-all/trace-etl/trace-etl-server/src/main/java/com/xiaomi/hera/trace/etl/consumer/MetricsParseService.java
+++ b/hera-all/trace-etl/trace-etl-server/src/main/java/com/xiaomi/hera/trace/etl/consumer/MetricsParseService.java
@@ -143,11 +143,11 @@ public MetricsParseResult metricsParse(TSpanData tSpanData) {
         jtd.setTraceId(tSpanData.getTraceId());
         long startTime = tSpanData.getStartEpochNanos();
         if (startTime > 0) {
-            // 纳秒转为毫秒
+            // ns to ms
             jtd.setStartTime(startTime / (1000 * 1000));
         }
         long duration = tSpanData.getEndEpochNanos() - startTime;
-        // 纳秒转为微秒，微秒到毫秒需要保留小数
+        // Nanoseconds to microseconds, microseconds to milliseconds need to keep decimal
         long durationUs = duration / 1000;
         if (duration > 0) {
             jtd.setDuration(durationUs);
@@ -248,7 +248,7 @@ public MetricsParseResult metricsParse(TSpanData tSpanData) {
                 }
             }
         }
-        // 获取process中的属性
+        // Gets the properties in process
         TResource resource = tSpanData.getResouce();
         if (resource != null) {
             TAttributes resourceAttributes = resource.getAttributes();
@@ -286,7 +286,7 @@ private void computeMetrics(JaegerTracerDomain jtc, HeraTraceEtlConfig config) {
         if (StringUtils.isEmpty(jtc.getType())) {
             return;
         }
-        // 请求类型处理
+        // Request type processing
         if ("redis".equals(jtc.getType())) {
             redisBuild(jtc.getStatement(), jtc);
         }
@@ -296,23 +296,23 @@ private void computeMetrics(JaegerTracerDomain jtc, HeraTraceEtlConfig config) {
         String serviceName = jtc.getServiceName();
         String metricsServiceName = formatServiceName(serviceName);
         jtc.setMetricsServiceName(metricsServiceName);
-        // http请求
+        // http request
         if (SpanType.HTTP.equals(jtc.getType())) {
             String httpMetricsName = "hera_";
             if (SpanKind.SERVER.equals(jtc.getKind())) {
-                // 过滤http server端指标
+                // Filters http server counters
                 if (exclude(config == null ? excludeHttpServer : config.getExcludeHttpserverMethod(), jtc.getMethod())) {
                     return;
                 }
                 singleMetrics.newCounter(httpMetricsName+jtc.getType() + "TotalMethodCount", "methodName", "application", "serverIp", "serverEnv", "serverEnvId")
                         .with(jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId())
                         .add(1, jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId());
-                // 成功失败数
+                // success or fail counter
                 if (jtc.isSuccess()) {
                     singleMetrics.newCounter(httpMetricsName+jtc.getType() + "SuccessMethodCount", "methodName", "application", "serverIp", "serverEnv", "serverEnvId")
                             .with(jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId())
                             .add(1, jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId());
-                    // 慢查询
+                    // slow query
                     if (jtc.getDuration() > (config == null ? httpSlowTime : config.getHttpSlowThreshold())) {
                         singleMetrics.newCounter(httpMetricsName+"httpSlowQuery", "methodName", "application", "serverIp", "serverEnv", "serverEnvId")
                                 .with(jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId())
@@ -335,12 +335,10 @@ private void computeMetrics(JaegerTracerDomain jtc, HeraTraceEtlConfig config) {
                 singleMetrics.newCounter(httpMetricsName+jtc.getType() + "ClientTotalMethodCount", "methodName", "application", "serverIp", "serverEnv", "serverEnvId")
                         .with(jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId())
                         .add(1, jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId());
-                // 成功失败数
                 if (jtc.isSuccess()) {
                     singleMetrics.newCounter(httpMetricsName+jtc.getType() + "ClientSuccessMethodCount", "methodName", "application", "serverIp", "serverEnv", "serverEnvId")
                             .with(jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId())
                             .add(1, jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId());
-                    // 慢查询
                     if (jtc.getDuration() > (config == null ? httpSlowTime : config.getHttpSlowThreshold())) {
                         singleMetrics.newCounter(httpMetricsName+"httpClientSlowQuery", "methodName", "application", "serverIp", "serverEnv", "serverEnvId")
                                 .with(jtc.getMethod(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId())
@@ -361,7 +359,7 @@ private void computeMetrics(JaegerTracerDomain jtc, HeraTraceEtlConfig config) {
                         .observe(jtc.getDuration(), metricsServiceName, jtc.getServerIp(), jtc.getServiceEnv(), jtc.getServiceEnvId());
             }
         }
-        // dubbo请求
+        // dubbo request
         if (SpanType.DUBBO.equals(jtc.getType())) {
             String dubboMetricsName = "hera_";
             if (SpanKind.CLIENT.equals(jtc.getKind())) {
@@ -420,7 +418,6 @@ private void computeMetrics(JaegerTracerDomain jtc, HeraTraceEtlConfig config) {
         }
         // redis
         if (SpanType.REDIS.equals(jtc.getType())) {
-            // 区分慢查询
             String redisMetricsName = "hera_";
             if (jtc.isSuccess()) {
                 singleMetrics.newCounter(redisMetricsName + "RedisSuccessCount", "method", "host", "port", "application", "serverIp", "serverEnv", "serverEnvId")
@@ -581,7 +578,7 @@ private boolean exclude(String excludeList, String excludeString) {
     }
 
     /**
-     * 处理redis method\key
+     * deal redis method\key
      *
      * @param statement
      * @param jtc