diff --git a/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs b/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs
index 48b5d78ca9700334ba15c433d5db5595f7f0c6a8..74f7f2497a92ddee88556dd81f81a8932a221ba3 100644
--- a/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs
+++ b/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs
@@ -167,18 +167,18 @@ namespace Grpc.Core.Internal.Tests
                 () => Timespec.FromDateTime(new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Unspecified)));
         }
             
-        // Test attribute commented out to prevent running as part of the default test suite.
-        // [Test]
-        // [Category("Performance")]
+        [Test]
+        [Category("Performance")]
+        [Ignore("Prevent running on Jenkins")]
         public void NowBenchmark() 
         {
             // approx Timespec.Now latency <33ns
             BenchmarkUtil.RunBenchmark(10000000, 1000000000, () => { var now = Timespec.Now; });
         }
-
-        // Test attribute commented out to prevent running as part of the default test suite.
-        // [Test]
-        // [Category("Performance")]
+            
+        [Test]
+        [Category("Performance")]
+        [Ignore("Prevent running on Jenkins")]
         public void PreciseNowBenchmark()
         {
             // approx Timespec.PreciseNow latency <18ns (when compiled with GRPC_TIMERS_RDTSC)
diff --git a/src/csharp/Grpc.Core.Tests/PerformanceTest.cs b/src/csharp/Grpc.Core.Tests/PerformanceTest.cs
index 5516cd33774e14165e2e5a28781a62542fb12ee8..68158399921ccc05df412eb27708050082be5ef6 100644
--- a/src/csharp/Grpc.Core.Tests/PerformanceTest.cs
+++ b/src/csharp/Grpc.Core.Tests/PerformanceTest.cs
@@ -67,10 +67,10 @@ namespace Grpc.Core.Tests
             channel.ShutdownAsync().Wait();
             server.ShutdownAsync().Wait();
         }
-
-        // Test attribute commented out to prevent running as part of the default test suite.
-        //[Test]
-        //[Category("Performance")]
+            
+        [Test]
+        [Category("Performance")]
+        [Ignore("Prevent running on Jenkins")]
         public void UnaryCallPerformance()
         {
             var profiler = new BasicProfiler();
diff --git a/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs b/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs
index 2b51526c88fe18701332cec1455e1b072ac2ed9c..3dd91b794851b325523ec544599fa5331a202300 100644
--- a/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs
+++ b/src/csharp/Grpc.IntegrationTesting/RunnerClientServerTest.cs
@@ -75,9 +75,10 @@ namespace Grpc.IntegrationTesting
             serverRunner.StopAsync().Wait();
         }
 
-        // Test attribute commented out to prevent running as part of the default test suite.
-        //[Test]
-        //[Category("Performance")]
+
+        [Test]
+        [Category("Performance")]
+        [Ignore("Prevent running on Jenkins")]
         public async Task ClientServerRunner()
         {
             var config = new ClientConfig