diff --git a/jsonparse/SH_JsonCmd.cpp b/jsonparse/SH_JsonCmd.cpp
index 163700f..85bd59e 100644
--- a/jsonparse/SH_JsonCmd.cpp
+++ b/jsonparse/SH_JsonCmd.cpp
@@ -2122,7 +2122,12 @@ std::string JsonData::JsonCmd_Cgi_42(Param_42 &param)
 		LOG_INFO("update rfsbu.tar\n");
 		sleep(3);
 		print_info("strcmd = %s\n",param.fileName.c_str());
-		system("/opt/opt.sh");
+		int iRet = system("/opt/opt.sh");
+		print_info("iRet = %d\n",iRet);
+		if (iRet == -1)
+        {
+             perror("system() error");
+        }
 	}else if(param.fileName == "update.json"){
 		print_info("strcmd = %s\n",param.fileName.c_str());
 
diff --git a/main.cpp b/main.cpp
index 8fe4f5e..4292445 100644
--- a/main.cpp
+++ b/main.cpp
@@ -37,12 +37,12 @@ int main(int argc, char *argv[])
         return 0;
     }
 
-    g_VecWaveDataX.reserve(300000);
-    g_VecWaveDataY.reserve(300000);
-    g_VecWaveDataZ.reserve (500000);
+    g_VecWaveDataX.reserve(1000);
+    g_VecWaveDataY.reserve(1000);
+    g_VecWaveDataZ.reserve (1500);
     // 设置线程属性之栈空间大小
     boost::thread::attributes attrs;
-    attrs.set_stack_size(1024*1024*2);//2M
+    attrs.set_stack_size(1024*1024);//2M
 
     // 初始化平台配置文件
     platform->PlatFormInit();