diff --git a/core-java/src/main/java/org/commonjava/indy/client/core/Indy.java b/core-java/src/main/java/org/commonjava/indy/client/core/Indy.java
index 5c0a2b3..ba90769 100644
--- a/core-java/src/main/java/org/commonjava/indy/client/core/Indy.java
+++ b/core-java/src/main/java/org/commonjava/indy/client/core/Indy.java
@@ -22,6 +22,7 @@
 import org.commonjava.indy.inject.IndyVersioningProvider;
 import org.commonjava.indy.model.core.io.IndyObjectMapper;
 import org.commonjava.indy.stats.IndyVersioning;
+import org.commonjava.o11yphant.trace.TraceManager;
 import org.commonjava.o11yphant.trace.TracerConfiguration;
 import org.commonjava.util.jhttpc.auth.PasswordManager;
 import org.commonjava.util.jhttpc.model.SiteConfig;
@@ -214,6 +215,8 @@ public static final class Builder
 
         private TracerConfiguration existedTraceConfig;
 
+        private TraceManager existedTraceManager;
+
         private Builder()
         {
         }
@@ -255,6 +258,12 @@ public Builder setExistedTraceConfig( TracerConfiguration existedTraceConfig )
             return this;
         }
 
+        public Builder setExistedTraceManager( TraceManager traceManager )
+        {
+            this.existedTraceManager = traceManager;
+            return this;
+        }
+
         public Builder setAuthenticator( IndyClientAuthenticator authenticator )
         {
             this.authenticator = authenticator;
@@ -283,6 +292,7 @@ public Indy build()
                                       .setLocation( this.location )
                                       .setPasswordManager( this.passwordManager )
                                       .setExistedTraceConfig( this.existedTraceConfig )
+                                      .setExistedTraceManager( this.existedTraceManager )
                                       .setMdcCopyMappings( this.mdcCopyMappings )
                                       .setObjectMapper( this.objectMapper )
                                       .build();
diff --git a/core-java/src/main/java/org/commonjava/indy/client/core/IndyClientHttp.java b/core-java/src/main/java/org/commonjava/indy/client/core/IndyClientHttp.java
index 6123dd9..4eb5599 100644
--- a/core-java/src/main/java/org/commonjava/indy/client/core/IndyClientHttp.java
+++ b/core-java/src/main/java/org/commonjava/indy/client/core/IndyClientHttp.java
@@ -47,6 +47,7 @@
 import org.commonjava.indy.model.core.ArtifactStore;
 import org.commonjava.indy.model.core.io.IndyObjectMapper;
 import org.commonjava.o11yphant.jhttpc.SpanningHttpFactory;
+import org.commonjava.o11yphant.trace.TraceManager;
 import org.commonjava.o11yphant.trace.TracerConfiguration;
 import org.commonjava.util.jhttpc.HttpFactory;
 import org.commonjava.util.jhttpc.HttpFactoryIfc;
@@ -167,6 +168,8 @@ public static final class Builder
 
         private TracerConfiguration existedTraceConfig;
 
+        private TraceManager existedTraceManager;
+
         private Map<String, String> mdcCopyMappings;
 
         private Builder()
@@ -209,6 +212,11 @@ public Builder setExistedTraceConfig( TracerConfiguration existedTraceConfig )
             return this;
         }
 
+        public Builder setExistedTraceManager( TraceManager traceManager )
+        {
+            this.existedTraceManager = traceManager;
+            return this;
+        }
 
         public Builder setMdcCopyMappings( Map<String, String> mdcCopyMappings )
         {
@@ -250,7 +258,11 @@ public IndyClientHttp build()
             }
 
             ClientMetricManager metricManager;
-            if ( this.existedTraceConfig != null )
+            if ( this.existedTraceManager != null )
+            {
+                metricManager = new ClientMetricManager( this.existedTraceManager );
+            }
+            else if ( this.existedTraceConfig != null )
             {
                 metricManager = new ClientMetricManager( this.existedTraceConfig );
             }
diff --git a/core-java/src/main/java/org/commonjava/indy/client/core/metric/ClientMetricManager.java b/core-java/src/main/java/org/commonjava/indy/client/core/metric/ClientMetricManager.java
index 8d42c84..6e2fdf5 100644
--- a/core-java/src/main/java/org/commonjava/indy/client/core/metric/ClientMetricManager.java
+++ b/core-java/src/main/java/org/commonjava/indy/client/core/metric/ClientMetricManager.java
@@ -34,7 +34,7 @@
 
 import static org.apache.commons.lang3.StringUtils.isBlank;
 
-@SuppressWarnings( { "rawtypes", "unused" } )
+@SuppressWarnings( { "unused" } )
 public class ClientMetricManager
 {
 
@@ -55,11 +55,23 @@ public ClientMetricManager()
 
     public ClientMetricManager( SiteConfig siteConfig )
     {
-        this.configuration = buildConfig( siteConfig );
+        buildConfig( siteConfig );
         buildTraceManager();
     }
 
     public ClientMetricManager( TracerConfiguration existedTraceConfig )
+    {
+        buildTraceConfig( existedTraceConfig );
+        buildTraceManager();
+    }
+
+    public ClientMetricManager( TraceManager traceManager )
+    {
+        buildTraceConfig( traceManager.getConfig() );
+        this.traceManager = traceManager;
+    }
+
+    private void buildTraceConfig( TracerConfiguration existedTraceConfig )
     {
         this.configuration = new ClientTracerConfiguration();
         this.configuration.setEnabled( existedTraceConfig.isEnabled() );
@@ -75,7 +87,6 @@ public ClientMetricManager( TracerConfiguration existedTraceConfig )
             this.configuration.setGrpcHeaders( existedOtelConfig.getGrpcHeaders() );
             this.configuration.setGrpcResources( existedOtelConfig.getResources() );
         }
-        buildTraceManager();
     }
 
     private void buildTraceManager()
@@ -89,7 +100,7 @@ private void buildTraceManager()
             }
             this.traceManager = new TraceManager( plugin, new SpanFieldsDecorator(
                     Collections.singletonList( new ClientGoldenSignalsSpanFieldsInjector( metricSet ) ) ),
-                                                    configuration );
+                                                  configuration );
         }
     }
 
@@ -101,12 +112,11 @@ public ClientMetrics register( HttpUriRequest request )
         return new ClientMetrics( configuration.isEnabled(), request, functions, metricSet );
     }
 
-    private ClientTracerConfiguration buildConfig( SiteConfig siteConfig )
+    private void buildConfig( SiteConfig siteConfig )
     {
-        ClientTracerConfiguration config = new ClientTracerConfiguration();
-        config.setEnabled( siteConfig.isMetricEnabled() );
-        config.setBaseSampleRate( siteConfig.getBaseSampleRate() );
-        return config;
+        this.configuration = new ClientTracerConfiguration();
+        this.configuration.setEnabled( siteConfig.isMetricEnabled() );
+        this.configuration.setBaseSampleRate( siteConfig.getBaseSampleRate() );
     }
 
     private String getEndpointName( String method, String pathInfo )
diff --git a/pom.xml b/pom.xml
index 8d84d00..f6882d9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
     <jhttpcVersion>1.12</jhttpcVersion>
     <atlasVersion>1.1.1</atlasVersion>
 
-    <o11yphantVersion>1.9</o11yphantVersion>
+    <o11yphantVersion>1.9.1-SNAPSHOT</o11yphantVersion>
     <httpclientVersion>4.5.9</httpclientVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
     <commonsioVersion>2.11.0</commonsioVersion>