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diff --git a/src/csharp/Grpc.IntegrationTesting/TimeStats.cs b/src/csharp/Grpc.IntegrationTesting/TimeStats.cs
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+++ b/src/csharp/Grpc.IntegrationTesting/TimeStats.cs
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+#region Copyright notice and license
+
+// Copyright 2015 gRPC authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Google.Protobuf;
+using Grpc.Core;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+using Grpc.Testing;
+
+namespace Grpc.IntegrationTesting
+{
+    /// <summary>
+    /// Snapshottable time statistics.
+    /// </summary>
+    public class TimeStats
+    {
+        readonly object myLock = new object();
+        DateTime lastWallClock;
+        TimeSpan lastUserTime;
+        TimeSpan lastPrivilegedTime;
+
+        public TimeStats()
+        {
+            lastWallClock = DateTime.UtcNow;
+            lastUserTime = Process.GetCurrentProcess().UserProcessorTime;
+            lastPrivilegedTime = Process.GetCurrentProcess().PrivilegedProcessorTime;
+        }
+
+        public Snapshot GetSnapshot(bool reset)
+        {
+            lock (myLock)
+            {
+                var wallClock = DateTime.UtcNow;
+                var userTime = Process.GetCurrentProcess().UserProcessorTime;
+                var privilegedTime = Process.GetCurrentProcess().PrivilegedProcessorTime;
+                var snapshot = new Snapshot(wallClock - lastWallClock, userTime - lastUserTime, privilegedTime - lastPrivilegedTime);
+
+                if (reset)
+                {
+                    lastWallClock = wallClock;
+                    lastUserTime = userTime;
+                    lastPrivilegedTime = privilegedTime;
+                }
+                return snapshot;
+            }
+        }
+
+        public class Snapshot
+        {
+            public TimeSpan WallClockTime { get; }
+            public TimeSpan UserProcessorTime { get; }
+            public TimeSpan PrivilegedProcessorTime { get; }
+
+            public Snapshot(TimeSpan wallClockTime, TimeSpan userProcessorTime, TimeSpan privilegedProcessorTime)
+            {
+                this.WallClockTime = wallClockTime;
+                this.UserProcessorTime = userProcessorTime;
+                this.PrivilegedProcessorTime = privilegedProcessorTime;
+            }
+
+            public override string ToString()
+            {
+                return string.Format("[TimeStats.Snapshot: wallClock {0}, userProcessor {1}, privilegedProcessor {2}]", WallClockTime, UserProcessorTime, PrivilegedProcessorTime);
+            }
+        }
+    }
+}