diff --git a/ios/sdk/WeexSDK/Sources/Manager/WXBridgeManager.m b/ios/sdk/WeexSDK/Sources/Manager/WXBridgeManager.m
index 207abab1c6..ff89cfc043 100644
--- a/ios/sdk/WeexSDK/Sources/Manager/WXBridgeManager.m
+++ b/ios/sdk/WeexSDK/Sources/Manager/WXBridgeManager.m
@@ -69,7 +69,7 @@ - (instancetype)init
     self = [super init];
     if (self) {
         _bridgeCtx = [[WXBridgeContext alloc] init];
-        _supportMultiJSThread = YES;
+        _supportMultiJSThread = NO;
         _jsTaskQueue = [NSMutableArray array];
     }
     return self;
diff --git a/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance.m b/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance.m
index adc62939c6..8f4bf9e380 100644
--- a/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance.m
+++ b/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance.m
@@ -315,6 +315,7 @@ - (void)renderWithURL:(NSURL *)url options:(NSDictionary *)options data:(id)data
         WXLogError(@"Url must be passed if you use renderWithURL");
         return;
     }
+    WXLogInfo(@"pageid: %@ renderWithURL: %@", _instanceId, url.absoluteString);
     [WXCoreBridge install];
     if (_useBackupJsThread) {
         [[WXSDKManager bridgeMgr] executeJSTaskQueue];
@@ -337,6 +338,8 @@ - (void)renderView:(id)source options:(NSDictionary *)options data:(id)data
 {
     _options = [options isKindOfClass:[NSDictionary class]] ? options : nil;
     _jsData = data;
+    WXLogInfo(@"pageid: %@ renderView pageNmae: %@  options: %@", _instanceId, _pageName, options);
+
     [WXCoreBridge install];
     if (_useBackupJsThread) {
         [[WXSDKManager bridgeMgr] executeJSTaskQueue];