diff --git a/samples/tools/profiler/profiler/visualize.py b/samples/tools/profiler/profiler/visualize.py
index 79ea97d61..2679377c1 100644
--- a/samples/tools/profiler/profiler/visualize.py
+++ b/samples/tools/profiler/profiler/visualize.py
@@ -16,20 +16,21 @@ class ProfileVisualizer(Protocol):
 
 
 class Node:
-    def __init__(self, name):
+    def __init__(self, name, profile):
         self.name = name
         self.children = []
+        self.profile = profile
 
 
 class DAG:
     def __init__(self):
         self.nodes = {}
 
-    def add_edge(self, source_name, dest_name):
+    def add_edge(self, source_name, dest_name, source_profile=None, dest_profile=None):
         if source_name not in self.nodes:
-            self.nodes[source_name] = Node(source_name)
+            self.nodes[source_name] = Node(source_name, source_profile)
         if dest_name not in self.nodes:
-            self.nodes[dest_name] = Node(dest_name)
+            self.nodes[dest_name] = Node(dest_name, dest_profile)
         self.nodes[source_name].children.append(self.nodes[dest_name])
 
     def to_json(self):
@@ -37,7 +38,10 @@ class DAG:
         node_index = {}
 
         for node_name, node in self.nodes.items():
-            graph["nodes"].append({"name": node_name})
+            # Convert the profile to a dictionary
+            profile_dict = node.profile.to_dict() if node.profile else None
+
+            graph["nodes"].append({"name": node_name, "profile": profile_dict})
             node_index[node_name] = len(graph["nodes"]) - 1
 
         for node_name, node in self.nodes.items():
@@ -69,7 +73,7 @@ class DAGVisualizer:
             sorted_next_states = sorted([s.name for s in next.states])
             current_states = f"[{i}]:\n" + "\n".join(sorted_current_states)
             next_states = f"[{i+1}]:\n" + "\n".join(sorted_next_states)
-            dag.add_edge(current_states, next_states)
+            dag.add_edge(current_states, next_states, current, next)
 
         return dag
 
@@ -98,7 +102,7 @@ class DAGVisualizer:
 
         index_html_path = pkg_resources.resource_filename(__name__, os.path.join("viz", "d3_dag.html"))
 
-        dag_json = json.dumps(dag.to_json())
+        dag_json = json.dumps(dag.to_json(), indent=2)
 
         if filename is None:
             raise ValueError("Output filename must be provided.")
@@ -108,7 +112,7 @@ class DAGVisualizer:
             with open(index_html_path, "r") as index_html:
                 html_content = index_html.read()
                 # Replace the placeholder with the actual dag_json data
-                html_content = html_content.replace("__DAG_DATA__", dag_json)
+                html_content = html_content.replace('"__DAG_DATA__"', dag_json)
                 f.write(html_content)
 
         print(f"Visualization saved to {filename}")
diff --git a/samples/tools/profiler/profiler/viz/d3_dag.html b/samples/tools/profiler/profiler/viz/d3_dag.html
index 5e9f9c7ea..ab158acc2 100644
--- a/samples/tools/profiler/profiler/viz/d3_dag.html
+++ b/samples/tools/profiler/profiler/viz/d3_dag.html
@@ -6,21 +6,52 @@
     <title>DAG Visualization</title>
     <script src="https://d3js.org/d3.v7.min.js"></script>
     <style>
-        body {
-            margin: 0;
-            display: flex;
-            justify-content: center;
-            align-items: center;
-            height: 100vh;
-            background-color: #f4f4f4;
+        html, body {
+            height: 100%; /* Full height for the html and body */
+            margin: 0; /* Remove default margin */
+            padding: 0; /* Remove default padding */
+            display: flex; /* Enable flexbox */
+            justify-content: center; /* Center horizontally */
+            align-items: center; /* Center vertically */
+            background-color: #f4f4f4; /* Background color */
+            box-sizing: border-box; /* Border and padding included in width/height */
+        }
+        #container {
+            display: flex; /* Flex container for the panels */
+            width: 90vw; /* 90% of viewport width */
+            height: 80vh; /* 80% of viewport height */
+            padding: 20px; /* Padding around the container */
+            box-sizing: border-box; /* Include padding in the width and height calculation */
+        }
+        #left-panel {
+            width: 40%;
+            height: 100%; /* Full height of the container */
+            overflow-y: auto;
+            padding: 10px;
+            border: 1px solid gray;
+            border-radius: 10px;
+            font-size: 10px;
+            box-sizing: border-box;
+            direction: rtl; /* Right to Left text direction for scrollbar */
+        }
+        #left-panel > * {
+            direction: ltr; /* Left to Right text direction for contents */
         }
         #svg-container {
-            border: 1px solid black;
+            flex: 1; /* Take remaining space */
+            height: 100%; /* Full height of the container */
+            margin-left: 2%; /* Gutter between panels */
+            border: solid 1px black;
             border-radius: 10px;
+            box-sizing: border-box;
+            background-color: white; /* Ensure background is white for visibility */
+        }
+        #svg {
+            width: 100%;
+            height: 100%;
         }
-
         text {
-            font-size: 14px; /* Increased from 10px to 14px */
+            font-size: 14px;
             text-anchor: middle;
             pointer-events: none;
             fill: #333;
@@ -37,27 +68,44 @@
             stroke: #333;
             stroke-width: 1.5px;
         }
+        .node-info {
+            margin-bottom: 10px;
+            padding: 10px;
+            cursor: pointer;
+            background-color: #fff;
+            border: 1px solid #ccc;
+            border-radius: 5px;
+        }
+        .node-info:hover {
+            background-color: #eee;
+        }
+        .selected-message {
+            outline: 2px solid blue;
+        }
     </style>
+
 </head>
 <body>
-    <svg id="svg-container">
-        <!-- Define arrowhead -->
-        <defs>
-            <marker id="arrow" markerWidth="10" markerHeight="10" refX="12" refY="3" orient="auto" markerUnits="strokeWidth">
-                <path d="M0,0 L0,6 L9,3 z" fill="#999"></path>
-            </marker>
-        </defs>
-    </svg>
+
+    <div id="container">
+        <div id="left-panel">
+            <!-- Node information will be populated here -->
+        </div>
+        <div id="svg-container">
+            <svg id="svg"></svg>
+        </div>
+    </div>
+
     <script>
-        let dag_data = String.raw`__DAG_DATA__`;
-        let data = JSON.parse(dag_data);
+        let data = "__DAG_DATA__";
 
+        const svg = d3.select("#svg");
         const svgContainer = d3.select("#svg-container");
-        const width = window.innerWidth * 0.8;  // 80% width
-        const height = window.innerHeight * 0.8; // 80% height
-        const svg = svgContainer.attr("width", width).attr("height", height);
+        const width = svgContainer.node().getBoundingClientRect().width;
+        const height = svgContainer.node().getBoundingClientRect().height;
 
         const zoom = d3.zoom()
+            .scaleExtent([0.1, 10])
             .on("zoom", (event) => {
                 container.attr("transform", event.transform);
             });
@@ -72,7 +120,7 @@
             .attr("class", "link")
             .attr("marker-end", "url(#arrow)");
 
-        const nodeRadius = 30; // Increased from 20 to 30
+        const nodeRadius = 30;
         const simulation = d3.forceSimulation(data.nodes)
             .force("link", d3.forceLink(data.links).id(d => d.index).distance(100))
             .force("charge", d3.forceManyBody().strength(-300))
@@ -86,14 +134,31 @@
             .call(d3.drag()
                 .on("start", dragstarted)
                 .on("drag", dragged)
-                .on("end", dragended));
+                .on("end", dragended))
+            .on("click", (event, d) => {
+                const index = d.index;
+                const nodeInfoElement = document.getElementById(`node-info-${index}`);
+                if (nodeInfoElement) {
+                    // Scroll to the corresponding message
+                    nodeInfoElement.scrollIntoView({ behavior: "smooth", block: "start", inline: "nearest" });
+
+                    // Remove outline from previously selected message
+                    const previousSelected = document.querySelector(".selected-message");
+                    if (previousSelected) {
+                        previousSelected.classList.remove("selected-message");
+                    }
+
+                    // Add outline to the selected message
+                    nodeInfoElement.classList.add("selected-message");
+                }
+            });
 
         node.append("circle")
             .attr("r", nodeRadius);
 
         node.append("text")
             .attr("dy", "0.35em")
-            .text(d => d.name);
+            .text(d => d.profile.message.source);
 
         simulation.on("tick", () => {
             link.attr("x1", d => d.source.x)
@@ -104,6 +169,15 @@
             node.attr("transform", d => `translate(${d.x},${d.y})`);
         });
 
+        // Populate left panel with node information
+        const leftPanel = d3.select("#left-panel");
+        const nodeInfo = leftPanel.selectAll(".node-info")
+            .data(data.nodes)
+            .enter().append("div")
+            .attr("class", "node-info")
+            .attr("id", (d, i) => `node-info-${i}`) // Add unique IDs to each node info
+            .text(d => `${d.profile.message.source}: ${d.profile.message.content}`);
+
         function dragstarted(event, d) {
             if (!event.active) simulation.alphaTarget(0.3).restart();
             d.fx = d.x;
@@ -120,7 +194,6 @@
             d.fx = null;
             d.fy = null;
         }
-
     </script>
 </body>
 </html>