diff --git a/.travis.yml b/.travis.yml
index 8bcf6bc87e..5dd67fd665 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,7 @@ language: cpp
 
 os: linux
 
-compiler: 
+compiler:
     - gcc
 
 cache:
@@ -18,7 +18,7 @@ addons:
             - clang-format-3.9
 
 before_install:
-    - wget https://media.githubusercontent.com/media/XiaoMi/pegasus-common/master/build-depends.tar.gz
+    - wget https://github.com/XiaoMi/pegasus-common/releases/download/deps/build-depends.tar.gz
     - tar xfz build-depends.tar.gz
     - rm -f build-depends.tar.gz
     - cd packages
@@ -27,8 +27,8 @@ before_install:
 
 before_script:
     - cd thirdparty
-    - wget https://media.githubusercontent.com/media/XiaoMi/pegasus-common/master/pegasus-thirdparty-prebuild.tar.gz
-    - tar xfz pegasus-thirdparty-prebuild.tar.gz
+    - wget https://github.com/XiaoMi/pegasus-common/releases/download/deps/pegasus-thirdparty-prebuild.tar.gz
+    - tar xf pegasus-thirdparty-prebuild.tar.gz
     - rm -f pegasus-thirdparty-prebuild.tar.gz
     - cd ..
     - ulimit -c unlimited -S
diff --git a/scripts/linux/start_zk.sh b/scripts/linux/start_zk.sh
index fcc5b89eb4..db015fa75a 100755
--- a/scripts/linux/start_zk.sh
+++ b/scripts/linux/start_zk.sh
@@ -30,7 +30,7 @@ if [ ! -f zookeeper-3.4.6.tar.gz ]; then
     download_url="http://git.n.xiaomi.com/pegasus/packages/raw/master/zookeeper-3.4.6.tar.gz"
     wget -T 5 -t 1 $download_url
     if [ $? -ne 0 ]; then
-        download_url="https://github.com/xiaomi/pegasus-common/raw/master/zookeeper-3.4.6.tar.gz"
+        download_url="https://github.com/XiaoMi/pegasus-common/releases/download/deps/zookeeper-3.4.6.tar.gz"
         wget -T 5 -t 1 $download_url
         if [ $? -ne 0 ]; then
             echo "ERROR: download zookeeper failed"
@@ -41,7 +41,7 @@ fi
 
 if [ ! -d zookeeper-3.4.6 ]; then
     echo "Decompressing zookeeper..."
-    tar xfz zookeeper-3.4.6.tar.gz
+    tar xf zookeeper-3.4.6.tar.gz
     if [ $? -ne 0 ]; then
         echo "ERROR: decompress zookeeper failed"
         exit 1
diff --git a/src/core/tools/common/asio_net_provider.cpp b/src/core/tools/common/asio_net_provider.cpp
index af47acf57e..e76d10c35e 100644
--- a/src/core/tools/common/asio_net_provider.cpp
+++ b/src/core/tools/common/asio_net_provider.cpp
@@ -336,15 +336,15 @@ error_code asio_udp_provider::start(rpc_channel channel, int port, bool client_o
             _socket.reset(new ::boost::asio::ip::udp::socket(_io_service));
             _socket->open(endpoint.protocol(), ec);
             if (ec) {
-                dwarn("asio udp socket open failed, error = %s", ec.message().c_str());
+                derror("asio udp socket open failed, error = %s", ec.message().c_str());
                 _socket.reset();
                 continue;
             }
             _socket->bind(endpoint, ec);
             if (ec) {
-                dwarn("asio udp socket bind failed, port = %u, error = %s",
-                      _address.port(),
-                      ec.message().c_str());
+                derror("asio udp socket bind failed, port = %u, error = %s",
+                       _address.port(),
+                       ec.message().c_str());
                 _socket.reset();
                 continue;
             }
@@ -358,15 +358,15 @@ error_code asio_udp_provider::start(rpc_channel channel, int port, bool client_o
         _socket.reset(new ::boost::asio::ip::udp::socket(_io_service));
         _socket->open(endpoint.protocol(), ec);
         if (ec) {
-            dwarn("asio udp socket open failed, error = %s", ec.message().c_str());
+            derror("asio udp socket open failed, error = %s", ec.message().c_str());
             _socket.reset();
             return ERR_NETWORK_INIT_FAILED;
         }
         _socket->bind(endpoint, ec);
         if (ec) {
-            dwarn("asio udp socket bind failed, port = %u, error = %s",
-                  _address.port(),
-                  ec.message().c_str());
+            derror("asio udp socket bind failed, port = %u, error = %s",
+                   _address.port(),
+                   ec.message().c_str());
             _socket.reset();
             return ERR_NETWORK_INIT_FAILED;
         }