diff --git a/.gitignore b/.gitignore
index 4e8c5f439a9..7f8315b2a36 100644
--- a/.gitignore
+++ b/.gitignore
@@ -314,3 +314,4 @@ BenchmarkDotNet.artifacts/
 
 *.binlog
 /eng/scripts/repo-digest.html
+**/.DS_Store
diff --git a/src/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring/Microsoft.Extensions.Diagnostics.ResourceMonitoring.csproj b/src/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring/Microsoft.Extensions.Diagnostics.ResourceMonitoring.csproj
index 3e46b1f400d..5f5890dd420 100644
--- a/src/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring/Microsoft.Extensions.Diagnostics.ResourceMonitoring.csproj
+++ b/src/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring/Microsoft.Extensions.Diagnostics.ResourceMonitoring.csproj
@@ -40,7 +40,6 @@
     <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" />
     <PackageReference Include="System.Threading.Tasks.Extensions" Condition="'$(TargetFramework)' == 'net462'" />
     <PackageReference Include="Microsoft.Bcl.HashCode" Condition="!$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net6.0'))" />
-    <PackageReference Include="System.Diagnostics.PerformanceCounter" Condition="'$(TargetFramework)' != 'net462'" />
     <PackageReference Include="System.Collections.Immutable" Condition="!$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net8.0'))" />
   </ItemGroup>
 
diff --git a/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests.csproj b/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests.csproj
index 6ffb8086b4b..db56ee5e43f 100644
--- a/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests.csproj
+++ b/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests.csproj
@@ -6,6 +6,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\..\src\Libraries\Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization\Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.csproj" ProjectUnderTest="true" />
+    <ProjectReference Include="..\..\TestUtilities\TestUtilities.csproj" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/ResourceHealthCheckExtensionsTests.cs b/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/ResourceHealthCheckExtensionsTests.cs
index 122c283ede8..5319e2922d8 100644
--- a/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/ResourceHealthCheckExtensionsTests.cs
+++ b/test/Libraries/Microsoft.Extensions.Diagnostics.HealthChecks.ResourceUtilization.Tests/ResourceHealthCheckExtensionsTests.cs
@@ -8,14 +8,16 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Diagnostics.ResourceMonitoring;
 using Microsoft.Extensions.Options;
+using Microsoft.TestUtilities;
 using Moq;
 using Xunit;
 
 namespace Microsoft.Extensions.Diagnostics.HealthChecks.Test;
 
+[OSSkipCondition(OperatingSystems.MacOSX, SkipReason = "Not supported on MacOs.")]
 public class ResourceHealthCheckExtensionsTests
 {
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -35,7 +37,7 @@ public async Task AddResourceHealthCheck()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithCustomResourceMonitorAddedAfterInternalResourceMonitor_OverridesIt()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -55,7 +57,7 @@ public async Task AddResourceHealthCheck_WithCustomResourceMonitorAddedAfterInte
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_RegistersInternalResourceMonitoring()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -75,7 +77,7 @@ public void AddResourceHealthCheck_RegistersInternalResourceMonitoring()
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithTags()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -95,7 +97,7 @@ public async Task AddResourceHealthCheck_WithTags()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithTags_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -110,7 +112,7 @@ public void AddResourceHealthCheck_WithTags_RegistersInternalResourceMonitoring(
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithTags_WithCustomResourceMonitorAddedAfterInternalResourceMonitor_OverridesIt()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -130,7 +132,7 @@ public async Task AddResourceHealthCheck_WithTags_WithCustomResourceMonitorAdded
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithTagsEnumerable()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -150,7 +152,7 @@ public async Task AddResourceHealthCheck_WithTagsEnumerable()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithTagsEnumerable_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -165,7 +167,7 @@ public void AddResourceHealthCheck_WithTagsEnumerable_RegistersInternalResourceM
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithAction()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -188,7 +190,7 @@ public async Task AddResourceHealthCheck_WithAction()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithAction_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -206,7 +208,7 @@ public void AddResourceHealthCheck_WithAction_RegistersInternalResourceMonitorin
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithActionAndTags()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -230,7 +232,7 @@ public async Task AddResourceHealthCheck_WithActionAndTags()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithActionAndTags_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -249,7 +251,7 @@ public void AddResourceHealthCheck_WithActionAndTags_RegistersInternalResourceMo
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithActionAndTagsEnumerable()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -273,7 +275,7 @@ public async Task AddResourceHealthCheck_WithActionAndTagsEnumerable()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithActionAndTagsEnumerable_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -292,7 +294,7 @@ public void AddResourceHealthCheck_WithActionAndTagsEnumerable_RegistersInternal
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithConfigurationSection()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -311,7 +313,7 @@ public async Task AddResourceHealthCheck_WithConfigurationSection()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithConfigurationSection_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -326,7 +328,7 @@ public void AddResourceHealthCheck_WithConfigurationSection_RegistersInternalRes
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithConfigurationSectionAndTags()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -347,7 +349,7 @@ public async Task AddResourceHealthCheck_WithConfigurationSectionAndTags()
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithConfigurationSectionAndTags_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -363,7 +365,7 @@ public void AddResourceHealthCheck_WithConfigurationSectionAndTags_RegistersInte
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public async Task AddResourceHealthCheck_WithConfigurationSectionAndTagsEnumerable()
     {
         var dataTracker = new Mock<IResourceMonitor>();
@@ -384,7 +386,7 @@ public async Task AddResourceHealthCheck_WithConfigurationSectionAndTagsEnumerab
         dataTracker.Verify(tracker => tracker.GetUtilization(samplingWindow), Times.Once);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceHealthCheck_WithConfigurationSectionAndTagsEnumerable_RegistersInternalResourceMonitoring()
     {
         var serviceCollection = new ServiceCollection();
@@ -401,7 +403,7 @@ public void AddResourceHealthCheck_WithConfigurationSectionAndTagsEnumerable_Reg
         Assert.NotNull(resourceMonitor);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void ConfigureResourceUtilizationHealthCheck_WithAction()
     {
         TimeSpan samplingWindow = TimeSpan.FromSeconds(1);
@@ -423,7 +425,7 @@ public void ConfigureResourceUtilizationHealthCheck_WithAction()
         Assert.Equal(0.4, options.CpuThresholds.UnhealthyUtilizationPercentage);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void ConfigureResourceUtilizationHealthCheck_WithConfigurationSection()
     {
         TimeSpan samplingWindow = TimeSpan.FromSeconds(5);
diff --git a/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringBuilderTests.cs b/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringBuilderTests.cs
index 4247b390711..d2e3d5d8292 100644
--- a/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringBuilderTests.cs
+++ b/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringBuilderTests.cs
@@ -4,13 +4,15 @@
 using System.Linq;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Diagnostics.ResourceMonitoring.Test.Publishers;
+using Microsoft.TestUtilities;
 using Xunit;
 
 namespace Microsoft.Extensions.Diagnostics.ResourceMonitoring.Test;
 
+[OSSkipCondition(OperatingSystems.MacOSX, SkipReason = "Not supported on MacOs.")]
 public sealed class ResourceMonitoringBuilderTests
 {
-    [Fact]
+    [ConditionalFact(Skip = "Not supported on MacOs.")]
     public void AddPublisher_CalledOnce_AddsSinglePublisherToServiceCollection()
     {
         using var provider = new ServiceCollection()
@@ -31,7 +33,7 @@ public void AddPublisher_CalledOnce_AddsSinglePublisherToServiceCollection()
         Assert.IsAssignableFrom<EmptyPublisher>(publishersArray.First());
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddPublisher_CalledMultipleTimes_AddsMultiplePublishersToServiceCollection()
     {
         using var provider = new ServiceCollection()
diff --git a/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringExtensionsTests.cs b/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringExtensionsTests.cs
index 447c9d4c827..ccdd81e6c4e 100644
--- a/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringExtensionsTests.cs
+++ b/test/Libraries/Microsoft.Extensions.Diagnostics.ResourceMonitoring.Tests/ResourceMonitoringExtensionsTests.cs
@@ -11,13 +11,15 @@
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Hosting.Testing;
 using Microsoft.Extensions.Options;
+using Microsoft.TestUtilities;
 using Xunit;
 
 namespace Microsoft.Extensions.Diagnostics.ResourceMonitoring.Test;
 
+[OSSkipCondition(OperatingSystems.MacOSX, SkipReason = "Not supported on MacOs.")]
 public sealed class ResourceMonitoringExtensionsTests
 {
-    [Fact]
+    [ConditionalFact]
     public void Throw_Null_When_Registration_Ingredients_Null()
     {
         var services = new ServiceCollection();
@@ -28,7 +30,7 @@ public void Throw_Null_When_Registration_Ingredients_Null()
         Assert.Throws<ArgumentNullException>(() => services.AddResourceMonitoring((b) => b.ConfigureMonitor((Action<ResourceMonitoringOptions>)null!)));
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceUtilization_AddsResourceMonitoringService_ToServicesCollection()
     {
         using var provider = new ServiceCollection()
@@ -48,7 +50,7 @@ public void AddResourceUtilization_AddsResourceMonitoringService_ToServicesColle
         Assert.IsAssignableFrom<IResourceMonitor>(trackerService);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceUtilization_AddsResourceMonitoringService_ToServicesCollection_NoArgs()
     {
         using var provider = new ServiceCollection()
@@ -64,7 +66,7 @@ public void AddResourceUtilization_AddsResourceMonitoringService_ToServicesColle
         Assert.IsAssignableFrom<IResourceMonitor>(trackerService);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void AddResourceUtilization_AddsResourceMonitoringService_AsHostedService()
     {
         using var provider = new ServiceCollection()
@@ -85,7 +87,7 @@ public void AddResourceUtilization_AddsResourceMonitoringService_AsHostedService
         Assert.IsAssignableFrom<IResourceMonitor>(trackerService);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void ConfigureResourceUtilization_InitializeTrackerProperly()
     {
         using var host = FakeHost.CreateBuilder()
@@ -111,7 +113,7 @@ public void ConfigureResourceUtilization_InitializeTrackerProperly()
         Assert.NotNull(publisher);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void ConfigureTracker_GivenOptionsDelegate_InitializeTrackerWithOptionsProperly()
     {
         const int SamplingWindowValue = 3;
@@ -139,7 +141,7 @@ public void ConfigureTracker_GivenOptionsDelegate_InitializeTrackerWithOptionsPr
         Assert.Equal(TimeSpan.FromSeconds(CalculationPeriodValue), options!.Value.PublishingWindow);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void ConfigureTracker_GivenIConfigurationSection_InitializeTrackerWithOptionsProperly()
     {
         const int SamplingWindowValue = 3;
@@ -180,7 +182,7 @@ public void ConfigureTracker_GivenIConfigurationSection_InitializeTrackerWithOpt
         Assert.Equal(TimeSpan.FromSeconds(CalculationPeriod), options!.Value.PublishingWindow);
     }
 
-    [Fact]
+    [ConditionalFact]
     public void Registering_Resource_Utilization_Adds_Only_One_Object_Of_Type_ResourceUtilizationService_To_DI_Container()
     {
         using var host = FakeHost.CreateBuilder()