diff --git a/polaris-common/polaris-logging/src/main/resources/polaris-log4j.xml b/polaris-common/polaris-logging/src/main/resources/polaris-log4j.xml
index f338d38a2..afc5038e5 100644
--- a/polaris-common/polaris-logging/src/main/resources/polaris-log4j.xml
+++ b/polaris-common/polaris-logging/src/main/resources/polaris-log4j.xml
@@ -73,31 +73,31 @@
     </appender>
 
     <logger name="com.tencent.polaris" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_LOG_FILE"/>
     </logger>
     <logger name="polaris-update-event" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.update.event.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_UPDATE_EVENT_LOG_FILE"/>
     </logger>
     <logger name="polaris-update-event-async" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.update.event.async.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_UPDATE_EVENT_LOG_FILE_ASYNC"/>
     </logger>
     <logger name="polaris-circuitbreaker-event" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.circuitbreaker.event.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_CIRCUIT_BREAKER_EVENT_LOG_FILE"/>
     </logger>
     <logger name="polaris-healthcheck-event" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.healthcheck.event.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_HEALTH_CHECK_EVENT_LOG_FILE"/>
     </logger>
     <logger name="polaris-lossless-event" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.lossless.event.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_LOSSLESS_EVENT_LOG_FILE"/>
     </logger>
     <logger name="polaris-instance-heartbeat" additivity="false">
-        <level value="INFO"/>
+        <level value="${polaris.instance.heartbeat.log.level:-INFO}"/>
         <appender-ref ref="POLARIS_INSTANCE_HEARTBEAT_LOG_FILE"/>
     </logger>
 </log4j:configuration>
\ No newline at end of file
diff --git a/polaris-plugins/polaris-plugins-observability/trace-otel/pom.xml b/polaris-plugins/polaris-plugins-observability/trace-otel/pom.xml
index 943bc79d3..454784fcc 100644
--- a/polaris-plugins/polaris-plugins-observability/trace-otel/pom.xml
+++ b/polaris-plugins/polaris-plugins-observability/trace-otel/pom.xml
@@ -20,6 +20,17 @@
 			<groupId>com.tencent.polaris</groupId>
 			<version>${project.version}</version>
 		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+			<version>${slf4j.version}</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.tencent.polaris</groupId>
+			<artifactId>polaris-logging</artifactId>
+			<version>${project.version}</version>
+		</dependency>
 		<dependency>
 			<groupId>io.opentelemetry</groupId>
 			<artifactId>opentelemetry-api</artifactId>
diff --git a/polaris-plugins/polaris-plugins-observability/trace-otel/src/main/java/com/tencent/polaris/plugins/stat/otel/OtelTraceReporter.java b/polaris-plugins/polaris-plugins-observability/trace-otel/src/main/java/com/tencent/polaris/plugins/stat/otel/OtelTraceReporter.java
index db464d308..8f67d8436 100644
--- a/polaris-plugins/polaris-plugins-observability/trace-otel/src/main/java/com/tencent/polaris/plugins/stat/otel/OtelTraceReporter.java
+++ b/polaris-plugins/polaris-plugins-observability/trace-otel/src/main/java/com/tencent/polaris/plugins/stat/otel/OtelTraceReporter.java
@@ -26,12 +26,17 @@
 import com.tencent.polaris.api.plugin.common.PluginTypes;
 import com.tencent.polaris.api.plugin.compose.Extensions;
 import com.tencent.polaris.api.plugin.stat.TraceReporter;
+import com.tencent.polaris.logging.LoggerFactory;
+import com.tencent.polaris.logging.PolarisLogging;
 import io.opentelemetry.api.baggage.Baggage;
 import io.opentelemetry.api.baggage.BaggageBuilder;
 import io.opentelemetry.api.trace.Span;
+import org.slf4j.Logger;
 
 public class OtelTraceReporter implements TraceReporter {
 
+	private static final Logger LOGGER = LoggerFactory.getLogger(PolarisLogging.class);
+
 	@Override
 	public String getName() {
 		return TraceReporterConfig.DEFAULT_REPORTER_OTEL;
@@ -59,12 +64,14 @@ public void destroy() {
 
 	@Override
 	public void setSpanAttributes(Map<String, String> attributes) {
+		LOGGER.debug("OtelTraceReporter: setSpanAttributes: {}", attributes);
 		Span span = Span.current();
 		attributes.forEach(span::setAttribute);
 	}
 
 	@Override
 	public void setBaggageAttributes(Map<String, String> attributes) {
+		LOGGER.debug("OtelTraceReporter: setBaggageAttributes: {}", attributes);
 		BaggageBuilder builder = Baggage.current().toBuilder();
 		attributes.forEach(builder::put);
 		builder.build().makeCurrent();