diff --git a/eng/pipelines/runtime-extra-platforms-wasm.yml b/eng/pipelines/runtime-extra-platforms-wasm.yml
index 887d4be4e25959..5f28824c09a299 100644
--- a/eng/pipelines/runtime-extra-platforms-wasm.yml
+++ b/eng/pipelines/runtime-extra-platforms-wasm.yml
@@ -107,7 +107,7 @@ jobs:
         - Browser_wasm
         #- Browser_wasm_win
       nameSuffix: _Threading
-      extraBuildArgs: /p:WasmEnableThreads=true
+      extraBuildArgs: /p:WasmEnableThreads=true /p:_WasmPThreadPoolSize=8
       isExtraPlatformsBuild: ${{ parameters.isExtraPlatformsBuild }}
       isWasmOnlyBuild: ${{ parameters.isWasmOnlyBuild }}
       # Always run for runtime-wasm because tests are not run in runtime
diff --git a/src/libraries/System.Threading.Tasks.Dataflow/tests/Dataflow/TransformManyBlockTests.IAsyncEnumerable.cs b/src/libraries/System.Threading.Tasks.Dataflow/tests/Dataflow/TransformManyBlockTests.IAsyncEnumerable.cs
index 7dcf4bdbfaebeb..5fcc146b29d1d6 100644
--- a/src/libraries/System.Threading.Tasks.Dataflow/tests/Dataflow/TransformManyBlockTests.IAsyncEnumerable.cs
+++ b/src/libraries/System.Threading.Tasks.Dataflow/tests/Dataflow/TransformManyBlockTests.IAsyncEnumerable.cs
@@ -163,6 +163,7 @@ IAsyncEnumerable<int> body(int i)
         }
 
         [Fact]
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/75389", TestPlatforms.Browser)]
         public async Task TestProducerConsumerAsyncEnumerable()
         {
             foreach (TaskScheduler scheduler in new[] { TaskScheduler.Default, new ConcurrentExclusiveSchedulerPair().ConcurrentScheduler })
diff --git a/src/libraries/tests.proj b/src/libraries/tests.proj
index 1defbf332910a6..6ea3f13a2200b7 100644
--- a/src/libraries/tests.proj
+++ b/src/libraries/tests.proj
@@ -378,10 +378,21 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetOS)' == 'Browser' and '$(WasmEnableThreads)' == 'true' and '$(RunDisabledWasmTests)' != 'true'">
-    <!-- https://github.com/dotnet/runtime/issues/72101 -->
+    <!-- Issue: https://github.com/dotnet/runtime/issues/72101 -->
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Text.Json\tests\System.Text.Json.SourceGeneration.Tests\System.Text.Json.SourceGeneration.Roslyn3.11.Tests.csproj" />
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Text.Json\tests\System.Text.Json.SourceGeneration.Tests\System.Text.Json.SourceGeneration.Roslyn4.0.Tests.csproj" />
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Text.Json\tests\System.Text.Json.Tests\System.Text.Json.Tests.csproj" />
+    <!-- Issue: https://github.com/dotnet/runtime/issues/74411 -->
+    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Net.Http\tests\FunctionalTests\System.Net.Http.Functional.Tests.csproj" />
+    <!-- Issue: https://github.com/dotnet/runtime/issues/74413 -->
+    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Net.WebSockets.Client\tests\System.Net.WebSockets.Client.Tests.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(TargetOS)' == 'Browser' and '$(WasmEnablePerfTracing)' == 'true' and '$(RunDisabledWasmTests)' != 'true'">
+    <!-- Issue: https://github.com/dotnet/runtime/issues/74411 -->
+    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Net.Http\tests\FunctionalTests\System.Net.Http.Functional.Tests.csproj" />
+    <!-- Issue: https://github.com/dotnet/runtime/issues/74413 -->
+    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Net.WebSockets.Client\tests\System.Net.WebSockets.Client.Tests.csproj" />
   </ItemGroup>
 
   <!-- Aggressive Trimming related failures -->
diff --git a/src/mono/sample/wasm/DefaultBrowserSample.targets b/src/mono/sample/wasm/DefaultBrowserSample.targets
index 1f11e12ccd1f01..33c52f98bda947 100644
--- a/src/mono/sample/wasm/DefaultBrowserSample.targets
+++ b/src/mono/sample/wasm/DefaultBrowserSample.targets
@@ -6,12 +6,12 @@
     <DebugType>embedded</DebugType>
     <WasmDebugLevel>1</WasmDebugLevel>
     <GenerateRunScriptForSample Condition="'$(ArchiveTests)' == 'true'">true</GenerateRunScriptForSample>
-    <RunScriptCommand>$(ExecXHarnessCmd) wasm test-browser  --app=. --browser=Chrome $(XHarnessBrowserPathArg) --html-file=index.html --output-directory=$(XHarnessOutput) -- $(MSBuildProjectName).dll</RunScriptCommand>
+    <RunScriptCommand>$(ExecXHarnessCmd) wasm test-browser  --app=. --browser=Chrome $(XHarnessBrowserPathArg) $(WasmXHarnessArgs) --html-file=index.html --output-directory=$(XHarnessOutput) -- $(MSBuildProjectName).dll</RunScriptCommand>
   </PropertyGroup>
-  
+
   <ItemGroup>
     <WasmExtraFilesToDeploy Include="index.html" />
   </ItemGroup>
 
   <Target Name="RunSample" DependsOnTargets="RunSampleWithBrowser" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/mono/sample/wasm/browser-eventpipe/Wasm.Browser.EventPipe.Sample.csproj b/src/mono/sample/wasm/browser-eventpipe/Wasm.Browser.EventPipe.Sample.csproj
index 3a9cb75029156d..c7cfb7dc62236e 100644
--- a/src/mono/sample/wasm/browser-eventpipe/Wasm.Browser.EventPipe.Sample.csproj
+++ b/src/mono/sample/wasm/browser-eventpipe/Wasm.Browser.EventPipe.Sample.csproj
@@ -12,7 +12,7 @@
   </Target>
 
   <PropertyGroup>
-    <MonoDiagnosticsMock Condition="('$(MonoDiagnosticsMock)' == '') and ('$(Configuration)' == 'Debug')">true</MonoDiagnosticsMock>
+    <MonoDiagnosticsMock Condition="('$(MonoDiagnosticsMock)' == '') and ('$(Configuration)' == 'Debug' or '$(ArchiveTests)' == 'true')">true</MonoDiagnosticsMock>
   </PropertyGroup>
 
   <ItemGroup>
@@ -23,14 +23,16 @@
 {
   "MONO_LOG_LEVEL": "warning",
   "MONO_LOG_MASK": "all",
-  "DOTNET_DiagnosticPorts": "ws://localhost:8088/diagnostics,suspend"
+  "DOTNET_DiagnosticPorts": "ws://localhost:8088/diagnostics,suspend",
+  "CI_TEST": "$(ArchiveTests)"
 }' />
     <!-- this option requires compiling the runtime with /p:MonoDiagnosticsMock=true and also building this project with the same property-->
     <WasmExtraConfig Condition="'$(MonoDiagnosticsMock)' == 'true'" Include="environmentVariables" Value='
 {
   "MONO_LOG_LEVEL": "warning",
   "MONO_LOG_MASK": "all",
-  "DOTNET_DiagnosticPorts": "mock:./mock.js,suspend"
+  "DOTNET_DiagnosticPorts": "mock:./mock.js,suspend",
+  "CI_TEST": "$(ArchiveTests)"
 }' />
   </ItemGroup>
 
diff --git a/src/mono/sample/wasm/browser-eventpipe/main.js b/src/mono/sample/wasm/browser-eventpipe/main.js
index 36b13deddce7b2..8c931537ab7ee6 100644
--- a/src/mono/sample/wasm/browser-eventpipe/main.js
+++ b/src/mono/sample/wasm/browser-eventpipe/main.js
@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-import { dotnet } from "./dotnet.js";
+import { dotnet, exit } from "./dotnet.js";
 
 const delay = (ms) => new Promise((resolve) => setTimeout(resolve, ms))
 
@@ -43,8 +43,19 @@ function getOnClickHandler(startWork, stopWork, getIterationsDone) {
     }
 }
 
+const isTest = (config) => config.environmentVariables["CI_TEST"] === "true";
+async function runTest({ StartAsyncWork, StopWork, GetIterationsDone }) {
+    const result = await doWork(StartAsyncWork, StopWork, GetIterationsDone);
+    const expectedResult = 55; // the default value of `inputN` is 10 (see index.html)
+    return result === expectedResult;
+}
+
 async function main() {
-    const { MONO, Module, getAssemblyExports } = await dotnet.create()
+    const { MONO, Module, getAssemblyExports, getConfig } = await dotnet
+        .withElementOnExit()
+        .withExitCodeLogging()
+        .create();
+
     globalThis.__Module = Module;
     globalThis.MONO = MONO;
 
@@ -53,6 +64,12 @@ async function main() {
     const btn = document.getElementById("startWork");
     btn.style.backgroundColor = "rgb(192,255,192)";
     btn.onclick = getOnClickHandler(exports.Sample.Test.StartAsyncWork, exports.Sample.Test.StopWork, exports.Sample.Test.GetIterationsDone);
+
+    const config = getConfig();
+    if (isTest(config)) {
+        const succeeded = await runTest(exports.Sample.Test);
+        exit(succeeded ? 0 : 1);
+    }
 }
 
 main();