diff --git a/udf-starter-core/src/main/java/org/itkk/udf/core/ApplicationConfig.java b/udf-starter-core/src/main/java/org/itkk/udf/core/ApplicationConfig.java
index aa2183a..d97b710 100644
--- a/udf-starter-core/src/main/java/org/itkk/udf/core/ApplicationConfig.java
+++ b/udf-starter-core/src/main/java/org/itkk/udf/core/ApplicationConfig.java
@@ -62,9 +62,9 @@ public class ApplicationConfig {
     public static class ThreadPoolProperties {
 
         /**
-         * 描述 : 默认线程池大小(默认:1)
+         * 描述 : 默认线程池大小(默认:CPU数量+1)
          */
-        private Integer poolSize = 1;
+        private Integer poolSize = Runtime.getRuntime().availableProcessors() + 1;
 
         /**
          * 描述 : 线程优先级