diff --git a/libjf-base/src/main/java/io/gitlab/jfronny/libjf/coprocess/ThreadCoProcess.java b/libjf-base/src/main/java/io/gitlab/jfronny/libjf/coprocess/ThreadCoProcess.java
index 79801a4..6f8ad40 100644
--- a/libjf-base/src/main/java/io/gitlab/jfronny/libjf/coprocess/ThreadCoProcess.java
+++ b/libjf-base/src/main/java/io/gitlab/jfronny/libjf/coprocess/ThreadCoProcess.java
@@ -7,7 +7,7 @@ public abstract class ThreadCoProcess implements CoProcess, Runnable {
     public void start() {
         if (th != null) stop();
         closed = false;
-        th = new Thread(this);
+        th = new Thread(this, getClass().getSimpleName());
         th.start();
     }
 
diff --git a/libjf-config-core-v1/src/main/java/io/gitlab/jfronny/libjf/config/impl/JfConfigWatchService.java b/libjf-config-core-v1/src/main/java/io/gitlab/jfronny/libjf/config/impl/JfConfigWatchService.java
index ba9e239..44127aa 100644
--- a/libjf-config-core-v1/src/main/java/io/gitlab/jfronny/libjf/config/impl/JfConfigWatchService.java
+++ b/libjf-config-core-v1/src/main/java/io/gitlab/jfronny/libjf/config/impl/JfConfigWatchService.java
@@ -49,6 +49,11 @@ public class JfConfigWatchService extends ThreadCoProcess implements Closeable {
 
     @Override
     public void executeIteration() {
+        try {
+            Thread.sleep(1000);
+        } catch (InterruptedException ignored) {
+            return;
+        }
         synchronized (CONFIG_DIR) {
             WatchKey key = service.poll();
             if (key != null) {