diff --git a/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/model/SystemMetrics.java b/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/model/SystemMetrics.java
index 6a065789..f2d48849 100644
--- a/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/model/SystemMetrics.java
+++ b/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/model/SystemMetrics.java
@@ -47,7 +47,12 @@ public class SystemMetrics implements OmsSerializable, Comparable<SystemMetrics>
      * Used disk ratio.
      */
     private double diskUsage;
-
+    /**
+     * user-customized system metrics collector, eg. GPU usage
+     * implement SystemMetricsCollector to set the value in worker side
+     * implement WorkerFilter to filter the worker in server side
+     */
+    private String extra;
     /**
      * Score of cache.
      */
diff --git a/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/extension/WorkerFilter.java b/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/extension/WorkerFilter.java
new file mode 100644
index 00000000..adbecb45
--- /dev/null
+++ b/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/extension/WorkerFilter.java
@@ -0,0 +1,21 @@
+package com.github.kfcfans.powerjob.server.extension;
+
+import com.github.kfcfans.powerjob.server.persistence.core.model.JobInfoDO;
+import com.github.kfcfans.powerjob.server.remote.worker.cluster.WorkerInfo;
+
+/**
+ * filter worker by system metrics or other info
+ *
+ * @author tjq
+ * @since 2021/2/16
+ */
+public interface WorkerFilter {
+
+    /**
+     *
+     * @param workerInfo worker info, maybe you need to use your customized info in SystemMetrics#extra
+     * @param jobInfoDO job info
+     * @return true will remove the worker in process list
+     */
+    boolean filter(WorkerInfo workerInfo, JobInfoDO jobInfoDO);
+}
diff --git a/powerjob-server/src/main/resources/application-daily.properties b/powerjob-server/src/main/resources/application-daily.properties
index bb286003..d99fa81a 100644
--- a/powerjob-server/src/main/resources/application-daily.properties
+++ b/powerjob-server/src/main/resources/application-daily.properties
@@ -3,7 +3,7 @@ logging.config=classpath:logback-dev.xml
 
 ####### Database properties(Configure according to the the environment) #######
 spring.datasource.core.driver-class-name=com.mysql.cj.jdbc.Driver
-spring.datasource.core.jdbc-url=jdbc:mysql://localhost:3306/powerjob-daily?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+spring.datasource.core.jdbc-url=jdbc:mysql://localhost:3307/powerjob-daily?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
 spring.datasource.core.username=root
 spring.datasource.core.password=No1Bug2Please3!
 spring.datasource.core.hikari.maximum-pool-size=20
diff --git a/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/background/WorkerHealthReporter.java b/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/background/WorkerHealthReporter.java
index fbad814d..d50f6e75 100644
--- a/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/background/WorkerHealthReporter.java
+++ b/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/background/WorkerHealthReporter.java
@@ -33,7 +33,14 @@ public class WorkerHealthReporter implements Runnable {
             return;
         }
 
-        SystemMetrics systemMetrics = SystemInfoUtils.getSystemMetrics();
+        SystemMetrics systemMetrics;
+
+        if (OhMyWorker.getConfig().getSystemMetricsCollector() == null) {
+            systemMetrics = SystemInfoUtils.getSystemMetrics();
+        } else {
+            systemMetrics = OhMyWorker.getConfig().getSystemMetricsCollector().collect();
+        }
+
         WorkerHeartbeat heartbeat = new WorkerHeartbeat();
 
         heartbeat.setSystemMetrics(systemMetrics);
diff --git a/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/common/OhMyConfig.java b/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/common/OhMyConfig.java
index b1007279..4fef6213 100644
--- a/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/common/OhMyConfig.java
+++ b/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/common/OhMyConfig.java
@@ -3,6 +3,7 @@ package com.github.kfcfans.powerjob.worker.common;
 import com.github.kfcfans.powerjob.common.RemoteConstant;
 import com.github.kfcfans.powerjob.worker.common.constants.StoreStrategy;
 import com.github.kfcfans.powerjob.worker.core.processor.ProcessResult;
+import com.github.kfcfans.powerjob.worker.extension.SystemMetricsCollector;
 import com.google.common.collect.Lists;
 import lombok.Getter;
 import lombok.Setter;
@@ -53,4 +54,7 @@ public class OhMyConfig {
      * Test mode is used for conditions that your have no powerjob-server in your develop env so you can't startup the application
      */
     private boolean enableTestMode = false;
+
+    private SystemMetricsCollector systemMetricsCollector;
+
 }
diff --git a/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/extension/SystemMetricsCollector.java b/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/extension/SystemMetricsCollector.java
new file mode 100644
index 00000000..ab2c78f0
--- /dev/null
+++ b/powerjob-worker/src/main/java/com/github/kfcfans/powerjob/worker/extension/SystemMetricsCollector.java
@@ -0,0 +1,18 @@
+package com.github.kfcfans.powerjob.worker.extension;
+
+import com.github.kfcfans.powerjob.common.model.SystemMetrics;
+
+/**
+ * user-customized system metrics collector
+ *
+ * @author tjq
+ * @since 2021/2/16
+ */
+public interface SystemMetricsCollector {
+
+    /**
+     * SystemMetrics, you can put your custom metrics info in the 'extra' param
+     * @return SystemMetrics
+     */
+    SystemMetrics collect();
+}