diff --git a/.github/workflows/plugins-jdk17-test.0.yaml b/.github/workflows/plugins-jdk17-test.0.yaml
index a4e7684..556214b 100644
--- a/.github/workflows/plugins-jdk17-test.0.yaml
+++ b/.github/workflows/plugins-jdk17-test.0.yaml
@@ -61,6 +61,7 @@
           - jetty-thread-pool-scenario
           - jetty-11.x-thread-pool-scenario
           - grizzly-2.3.x-4.x-scenario
+          - grizzly-2.3.x-4.x-workthreadpool-scenario
     steps:
       - uses: actions/checkout@v2
         with:
diff --git a/CHANGES.md b/CHANGES.md
index 9392da0..b87d8aa 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -17,6 +17,7 @@
 * Change the classloader to locate the agent path in AgentPackagePath, from `SystemClassLoader` to AgentPackagePath's loader.
 * Support Grizzly Trace
 * Fix possible IllegalStateException when using Micrometer.
+* Support Grizzly Work ThreadPool Metric Monitor
 
 #### Documentation
 
diff --git a/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/pom.xml
new file mode 100644
index 0000000..c6a01c3
--- /dev/null
+++ b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/pom.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one or more
+  ~ contributor license agreements.  See the NOTICE file distributed with
+  ~ this work for additional information regarding copyright ownership.
+  ~ The ASF licenses this file to You 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.
+  ~
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.apache.skywalking</groupId>
+        <artifactId>apm-sdk-plugin</artifactId>
+        <version>8.16.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>apm-grizzly-2.x-4.x-work-threadpool-plugin</artifactId>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <grizzly.version>2.4.0</grizzly.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.glassfish.grizzly</groupId>
+            <artifactId>grizzly-framework</artifactId>
+            <version>${grizzly.version}</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+
+</project>
\ No newline at end of file
diff --git a/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/TransportInterceptor.java b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/TransportInterceptor.java
new file mode 100644
index 0000000..5845736
--- /dev/null
+++ b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/TransportInterceptor.java
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ *
+ */
+
+package org.apache.skywalking.apm.plugin.grizzly.workthreadpool;
+
+import org.apache.skywalking.apm.agent.core.meter.MeterFactory;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceMethodsAroundInterceptor;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.MethodInterceptResult;
+import org.glassfish.grizzly.threadpool.AbstractThreadPool;
+import org.glassfish.grizzly.threadpool.GrizzlyExecutorService;
+import org.glassfish.grizzly.threadpool.ThreadPoolConfig;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+
+public class TransportInterceptor implements InstanceMethodsAroundInterceptor {
+
+    private static final String METER_NAME = "thread_pool";
+    private static final String METRIC_POOL_NAME_TAG_NAME = "pool_name";
+    private static final String THREAD_POOL_NAME = "grizzly_execute_pool";
+    private static final String METRIC_TYPE_TAG_NAME = "metric_type";
+
+    @Override
+    public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, MethodInterceptResult result) throws Throwable {
+        GrizzlyExecutorService executorServices = (GrizzlyExecutorService) allArguments[0];
+        // reflect get private field just once
+        Field poolField = GrizzlyExecutorService.class.getDeclaredField("pool");
+        poolField.setAccessible(true);
+        AbstractThreadPool abstractThreadPool = (AbstractThreadPool) poolField.get(executorServices);
+        ThreadPoolConfig threadPoolConfig = abstractThreadPool.getConfig();
+        MeterFactory.gauge(METER_NAME, () -> (double) threadPoolConfig.getCorePoolSize())
+                .tag(METRIC_POOL_NAME_TAG_NAME, THREAD_POOL_NAME)
+                .tag(METRIC_TYPE_TAG_NAME, "core_pool_size")
+                .build();
+        MeterFactory.gauge(METER_NAME, () -> (double) threadPoolConfig.getMaxPoolSize())
+                .tag(METRIC_POOL_NAME_TAG_NAME, THREAD_POOL_NAME)
+                .tag(METRIC_TYPE_TAG_NAME, "max_pool_size")
+                .build();
+        MeterFactory.gauge(METER_NAME, () -> (double) abstractThreadPool.getSize())
+                .tag(METRIC_POOL_NAME_TAG_NAME, THREAD_POOL_NAME)
+                .tag(METRIC_TYPE_TAG_NAME, "pool_size")
+                .build();
+        MeterFactory.gauge(METER_NAME, () -> (double) abstractThreadPool.getQueue().size())
+                .tag(METRIC_POOL_NAME_TAG_NAME, THREAD_POOL_NAME)
+                .tag(METRIC_TYPE_TAG_NAME, "queue_size")
+                .build();
+    }
+
+    @Override
+    public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, Object ret) throws Throwable {
+        return ret;
+    }
+
+    @Override
+    public void handleMethodException(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, Throwable t) {
+
+    }
+}
diff --git a/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/define/AbstractWitnessInstrumentation.java b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/define/AbstractWitnessInstrumentation.java
new file mode 100644
index 0000000..a18ea31
--- /dev/null
+++ b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/define/AbstractWitnessInstrumentation.java
@@ -0,0 +1,37 @@
+/*
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements.  See the NOTICE file distributed with
+ *   this work for additional information regarding copyright ownership.
+ *   The ASF licenses this file to You 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.
+ */
+
+package org.apache.skywalking.apm.plugin.grizzly.workthreadpool.define;
+
+import org.apache.skywalking.apm.agent.core.plugin.WitnessMethod;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
+
+import java.util.Collections;
+import java.util.List;
+
+import static net.bytebuddy.matcher.ElementMatchers.named;
+
+public abstract class AbstractWitnessInstrumentation extends ClassInstanceMethodsEnhancePluginDefine {
+
+    @Override
+    protected List<WitnessMethod> witnessMethods() {
+        return Collections.singletonList(new WitnessMethod(
+                "org.glassfish.grizzly.http.server.HttpHandler",
+                named("runService")
+        ));
+    }
+}
diff --git a/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/define/TransportInstrumentation.java b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/define/TransportInstrumentation.java
new file mode 100644
index 0000000..a3ca30e
--- /dev/null
+++ b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/java/org/apache/skywalking/apm/plugin/grizzly/workthreadpool/define/TransportInstrumentation.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ *
+ */
+
+package org.apache.skywalking.apm.plugin.grizzly.workthreadpool.define;
+
+import net.bytebuddy.description.method.MethodDescription;
+import net.bytebuddy.matcher.ElementMatcher;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.ConstructorInterceptPoint;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.InstanceMethodsInterceptPoint;
+import org.apache.skywalking.apm.agent.core.plugin.match.ClassMatch;
+
+import static net.bytebuddy.matcher.ElementMatchers.named;
+import static org.apache.skywalking.apm.agent.core.plugin.match.NameMatch.byName;
+
+public class TransportInstrumentation extends AbstractWitnessInstrumentation {
+    private static final String ENHANCE_CLASS = "org.glassfish.grizzly.AbstractTransport";
+
+    private static final String INTERCEPTOR_CLASS = "org.apache.skywalking.apm.plugin.grizzly.workthreadpool.TransportInterceptor";
+
+    @Override
+    protected ClassMatch enhanceClass() {
+        return byName(ENHANCE_CLASS);
+    }
+
+    @Override
+    public ConstructorInterceptPoint[] getConstructorsInterceptPoints() {
+        return new ConstructorInterceptPoint[0];
+    }
+
+    @Override
+    public InstanceMethodsInterceptPoint[] getInstanceMethodsInterceptPoints() {
+        return new InstanceMethodsInterceptPoint[]{
+                new InstanceMethodsInterceptPoint() {
+                    @Override
+                    public ElementMatcher<MethodDescription> getMethodsMatcher() {
+                        return named("setWorkerThreadPool0");
+                    }
+
+                    @Override
+                    public String getMethodsInterceptor() {
+                        return INTERCEPTOR_CLASS;
+                    }
+
+                    @Override
+                    public boolean isOverrideArgs() {
+                        return false;
+                    }
+                }
+        };
+    }
+}
diff --git a/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/resources/skywalking-plugin.def b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/resources/skywalking-plugin.def
new file mode 100644
index 0000000..3aa8274
--- /dev/null
+++ b/apm-sniffer/apm-sdk-plugin/grizzly-2.3.x-4.x-work-threadpool-plugin/src/main/resources/skywalking-plugin.def
@@ -0,0 +1,17 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+grizzly-2.3.x-4.x-threadpool=org.apache.skywalking.apm.plugin.grizzly.workthreadpool.define.TransportInstrumentation
diff --git a/apm-sniffer/apm-sdk-plugin/pom.xml b/apm-sniffer/apm-sdk-plugin/pom.xml
index 2f31e72..d8673df 100644
--- a/apm-sniffer/apm-sdk-plugin/pom.xml
+++ b/apm-sniffer/apm-sdk-plugin/pom.xml
@@ -130,6 +130,7 @@
         <module>jersey-2.x-plugin</module>
         <module>jersey-3.x-plugin</module>
         <module>grizzly-2.3.x-4.x-plugin</module>
+        <module>grizzly-2.3.x-4.x-work-threadpool-plugin</module>
     </modules>
     <packaging>pom</packaging>
 
diff --git a/docs/en/setup/service-agent/java-agent/Plugin-list.md b/docs/en/setup/service-agent/java-agent/Plugin-list.md
index 6121cb6..92beac6 100644
--- a/docs/en/setup/service-agent/java-agent/Plugin-list.md
+++ b/docs/en/setup/service-agent/java-agent/Plugin-list.md
@@ -162,3 +162,4 @@
 - jersey-2.x
 - jersey-3.x
 - grizzly-2.3.x-4.x
+- grizzly-2.3.x-4.x-threadpool
diff --git a/docs/en/setup/service-agent/java-agent/Supported-list.md b/docs/en/setup/service-agent/java-agent/Supported-list.md
index 77abc6a..d6e71f4 100644
--- a/docs/en/setup/service-agent/java-agent/Supported-list.md
+++ b/docs/en/setup/service-agent/java-agent/Supported-list.md
@@ -158,6 +158,7 @@
   * [Tomcat](https://github.com/apache/tomcat) 7.0.x -> 10.0.x
   * [Dubbo](https://github.com/apache/dubbo) 2.5.x -> 2.7.x
   * [Jetty](https://github.com/eclipse/jetty.project) 9.1.x -> 11.x
+  * [Grizzly](https://github.com/eclipse-ee4j/grizzly) 2.3.x -> 4.x
 ___
 ¹Due to license incompatibilities/restrictions these plugins are hosted and released in 3rd part repository,
  go to [SkyAPM java plugin extension repository](https://github.com/SkyAPM/java-plugin-extensions) to get these.
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/bin/startup.sh b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/bin/startup.sh
new file mode 100644
index 0000000..be26f8c
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/bin/startup.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+home="$(cd "$(dirname $0)"; pwd)"
+
+java -jar ${agent_opts} ${home}/../libs/grizzly-2.3.x-4.x-workthreadpool-scenario.jar &
\ No newline at end of file
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/config/expectedData.yaml b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/config/expectedData.yaml
new file mode 100644
index 0000000..da0f47c
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/config/expectedData.yaml
@@ -0,0 +1,43 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+meterItems:
+  - serviceName: grizzly-2.3.x-4.x-workthreadpool-scenario
+    meterSize: 4
+    meters:
+      - meterId:
+          name: thread_pool
+          tags:
+            - {name: metric_type, value: core_pool_size}
+            - {name: pool_name, value: grizzly_execute_pool}
+        singleValue: ge 1
+      - meterId:
+          name: thread_pool
+          tags:
+            - {name: metric_type, value: max_pool_size}
+            - {name: pool_name, value: grizzly_execute_pool}
+        singleValue: ge 1
+      - meterId:
+          name: thread_pool
+          tags:
+            - {name: metric_type, value: pool_size}
+            - {name: pool_name, value: grizzly_execute_pool}
+        singleValue: ge 0
+      - meterId:
+          name: thread_pool
+          tags:
+            - {name: metric_type, value: queue_size}
+            - {name: pool_name, value: grizzly_execute_pool}
+        singleValue: ge 0
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/configuration.yml b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/configuration.yml
new file mode 100644
index 0000000..6fd3dc6
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/configuration.yml
@@ -0,0 +1,22 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+type: jvm
+entryService: http://localhost:18181/grizzly-2.3.x-4.x-workthreadpool-scenario/case/grizzly-2.3.x-4.x-workthreadpool-scenario
+healthCheck: http://localhost:18181/grizzly-2.3.x-4.x-workthreadpool-scenario/case/healthCheck
+startScript: ./bin/startup.sh
+environment:
+dependencies:
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/pom.xml b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/pom.xml
new file mode 100644
index 0000000..b6b10fe
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/pom.xml
@@ -0,0 +1,122 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one or more
+  ~ contributor license agreements.  See the NOTICE file distributed with
+  ~ this work for additional information regarding copyright ownership.
+  ~ The ASF licenses this file to You 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.
+  ~
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <groupId>test.apache.skywalking.apm.testcase</groupId>
+    <artifactId>grizzly-2.3.x-4.x-workthreadpool-scenario</artifactId>
+    <version>1.0.0</version>
+    <packaging>jar</packaging>
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <compiler.version>1.8</compiler.version>
+        <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
+
+        <test.framework.version>4.0.0</test.framework.version>
+
+        <log4j.version>2.6.2</log4j.version>
+    </properties>
+
+    <name>skywalking-grizzly-2.3.x-4.x-workthreadpool-scenario</name>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.glassfish.grizzly</groupId>
+            <artifactId>grizzly-http-server</artifactId>
+            <version>${test.framework.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.squareup.okhttp</groupId>
+            <artifactId>okhttp</artifactId>
+            <version>2.4.0</version>
+        </dependency>
+    </dependencies>
+
+
+    <build>
+        <finalName>grizzly-2.3.x-4.x-workthreadpool-scenario</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.1.0</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <filters>
+                                <filter>
+                                    <artifact>*:*</artifact>
+                                    <excludes>
+                                        <exclude>META-INF/*.SF</exclude>
+                                        <exclude>META-INF/*.DSA</exclude>
+                                        <exclude>META-INF/*.RSA</exclude>
+                                    </excludes>
+                                </filter>
+                            </filters>
+                            <transformers>
+                                <transformer
+                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <mainClass>
+                                        test.apache.skywalking.apm.testcase.grizzly.workthreadpool.Application
+                                    </mainClass>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>${maven-compiler-plugin.version}</version>
+                <configuration>
+                    <source>${compiler.version}</source>
+                    <target>${compiler.version}</target>
+                    <encoding>${project.build.sourceEncoding}</encoding>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-assembly-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>assemble</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>single</goal>
+                        </goals>
+                        <configuration>
+                            <descriptors>
+                                <descriptor>src/main/assembly/assembly.xml</descriptor>
+                            </descriptors>
+                            <outputDirectory>./target/</outputDirectory>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/assembly/assembly.xml b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/assembly/assembly.xml
new file mode 100644
index 0000000..f52cdfa
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/assembly/assembly.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one or more
+  ~ contributor license agreements.  See the NOTICE file distributed with
+  ~ this work for additional information regarding copyright ownership.
+  ~ The ASF licenses this file to You 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.
+  ~
+  -->
+<assembly
+    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
+    <formats>
+        <format>zip</format>
+    </formats>
+
+    <fileSets>
+        <fileSet>
+            <directory>./bin</directory>
+            <fileMode>0775</fileMode>
+        </fileSet>
+    </fileSets>
+
+    <files>
+        <file>
+            <source>${project.build.directory}/grizzly-2.3.x-4.x-workthreadpool-scenario.jar</source>
+            <outputDirectory>./libs</outputDirectory>
+            <fileMode>0775</fileMode>
+        </file>
+    </files>
+</assembly>
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/Application.java b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/Application.java
new file mode 100644
index 0000000..95d0de9
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/Application.java
@@ -0,0 +1,61 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ *
+ */
+
+package test.apache.skywalking.apm.testcase.grizzly.workthreadpool;
+
+import org.glassfish.grizzly.http.server.HttpServer;
+import org.glassfish.grizzly.http.server.NetworkListener;
+import org.glassfish.grizzly.nio.transport.TCPNIOTransport;
+import org.glassfish.grizzly.nio.transport.TCPNIOTransportBuilder;
+import org.glassfish.grizzly.strategies.SameThreadIOStrategy;
+import org.glassfish.grizzly.threadpool.ThreadPoolConfig;
+import test.apache.skywalking.apm.testcase.grizzly.workthreadpool.controller.CaseHandler;
+import test.apache.skywalking.apm.testcase.grizzly.workthreadpool.controller.HealCheckHandler;
+import test.apache.skywalking.apm.testcase.grizzly.workthreadpool.controller.ReceiveContextHandler;
+
+import java.io.IOException;
+
+public class Application {
+
+    public static void main(String[] args) throws IOException, InterruptedException {
+        HttpServer server = new HttpServer();
+        NetworkListener networkListener = new NetworkListener("grizzly-scenariotest",
+                "0.0.0.0", 18181);
+        final TCPNIOTransportBuilder builder = TCPNIOTransportBuilder.newInstance();
+        TCPNIOTransport transport = builder
+                .setIOStrategy(SameThreadIOStrategy.getInstance())
+                .setWorkerThreadPoolConfig(ThreadPoolConfig.defaultConfig()
+                        .setPoolName("Grizzly-worker")
+                        .setCorePoolSize(100)
+                        .setMaxPoolSize(100)
+                        .setMemoryManager(builder.getMemoryManager()))
+                .build();
+        networkListener.setTransport(transport);
+        server.addListener(networkListener);
+        server.getServerConfiguration().addHttpHandler(new CaseHandler(),
+                "/grizzly-2.3.x-4.x-workthreadpool-scenario/case/grizzly-2.3.x-4.x-workthreadpool-scenario");
+        server.getServerConfiguration()
+                .addHttpHandler(new HealCheckHandler(),
+                        "/grizzly-2.3.x-4.x-workthreadpool-scenario/case/healthCheck");
+        server.getServerConfiguration().addHttpHandler(new ReceiveContextHandler(),
+                "/grizzly-2.3.x-4.x-workthreadpool-scenario/case/receive-context");
+        server.start();
+        Thread.sleep(10000);
+        System.in.read();
+    }
+}
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/CaseHandler.java b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/CaseHandler.java
new file mode 100644
index 0000000..30a7826
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/CaseHandler.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ *
+ */
+
+package test.apache.skywalking.apm.testcase.grizzly.workthreadpool.controller;
+
+import com.squareup.okhttp.OkHttpClient;
+import java.io.IOException;
+import org.glassfish.grizzly.http.server.HttpHandler;
+import org.glassfish.grizzly.http.server.Request;
+import org.glassfish.grizzly.http.server.Response;
+
+public class CaseHandler extends HttpHandler {
+
+    @Override
+    public void service(Request request, Response response) throws Exception {
+
+        com.squareup.okhttp.Request okhttpRequest = new com.squareup.okhttp.Request.Builder().url(
+                        "http://127.0.0.1:18181/grizzly-2.3.x-4.x-workthreadpool-scenario/case/receive-context")
+                .build();
+        try {
+            new OkHttpClient().newCall(okhttpRequest).execute();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+        String hello = "hello";
+        response.setContentType("text/plain");
+        response.setContentLength(hello.length());
+        response.getWriter().write(hello);
+    }
+}
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/HealCheckHandler.java b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/HealCheckHandler.java
new file mode 100644
index 0000000..8ee3963
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/HealCheckHandler.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ *
+ */
+
+package test.apache.skywalking.apm.testcase.grizzly.workthreadpool.controller;
+
+import org.glassfish.grizzly.http.server.HttpHandler;
+import org.glassfish.grizzly.http.server.Request;
+import org.glassfish.grizzly.http.server.Response;
+
+public class HealCheckHandler extends HttpHandler {
+
+    @Override
+    public void service(Request request, Response response) throws Exception {
+        String hello = "hello";
+        response.setContentType("text/plain");
+        response.setContentLength(hello.length());
+        response.getWriter().write(hello);
+    }
+}
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/ReceiveContextHandler.java b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/ReceiveContextHandler.java
new file mode 100644
index 0000000..c1d37c2
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/src/main/java/test/apache/skywalking/apm/testcase/grizzly/workthreadpool/controller/ReceiveContextHandler.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ *
+ */
+
+package test.apache.skywalking.apm.testcase.grizzly.workthreadpool.controller;
+
+import org.glassfish.grizzly.http.server.HttpHandler;
+import org.glassfish.grizzly.http.server.Request;
+import org.glassfish.grizzly.http.server.Response;
+
+public class ReceiveContextHandler extends HttpHandler {
+
+    @Override
+    public void service(Request request, Response response) throws Exception {
+        String hello = "hello";
+        response.setContentType("text/plain");
+        response.setContentLength(hello.length());
+        response.getWriter().write(hello);
+    }
+}
diff --git a/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/support-version.list b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/support-version.list
new file mode 100644
index 0000000..c39f58f
--- /dev/null
+++ b/test/plugin/scenarios/grizzly-2.3.x-4.x-workthreadpool-scenario/support-version.list
@@ -0,0 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+2.3.35
+2.4.4
+3.0.1
+4.0.0