diff --git a/lts-core/src/main/java/com/lts/core/failstore/leveldb/LeveldbFailStore.java b/lts-core/src/main/java/com/lts/core/failstore/leveldb/LeveldbFailStore.java
index 5e3c97aff..7dfa7580c 100644
--- a/lts-core/src/main/java/com/lts/core/failstore/leveldb/LeveldbFailStore.java
+++ b/lts-core/src/main/java/com/lts/core/failstore/leveldb/LeveldbFailStore.java
@@ -42,6 +42,7 @@ protected void init() {
         options = new Options();
         options.createIfMissing(true);
         options.cacheSize(100 * 1024 * 1024);   // 100M
+        options.maxOpenFiles(400);
     }
 
     protected String getName() {