diff --git a/cluster-trace-v2017/README2017.md b/cluster-trace-v2017/README2017.md
index 98df1ea..e4b7b19 100644
--- a/cluster-trace-v2017/README2017.md
+++ b/cluster-trace-v2017/README2017.md
@@ -12,7 +12,9 @@ The format of trace data is described in the [schema description](trace_201708.m
 # Downloading the trace
 The data is stored in Alibaba Cloud Object Storage Service. You do not need to have an Alibaba account or sign up for Object Storage Service to download the data.
 
-Downloading information can be found in [this link](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2017Traces/alibaba-trace-2017.tar.gz). We use the contact information to keep in touch with you, and announce goodies such as new traces.
+Users can run the following command to fetch data. 
+>wget -c --retry-connrefused --tries=0 --timeout=50  http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2017Traces/alibaba-trace-2017.tar.gz
+
 Included with the trace is a [SHA256SUM](SHA256SUM) file, which can be used to verify the integrity of a download, using the sha256sum command from GNU coreutils using a command like
 
 ```
diff --git a/cluster-trace-v2018/trace_2018.md b/cluster-trace-v2018/trace_2018.md
index ce71542..74b5250 100644
--- a/cluster-trace-v2018/trace_2018.md
+++ b/cluster-trace-v2018/trace_2018.md
@@ -101,18 +101,9 @@ If you do not want to do the survey ([survey link](http://alibabadeveloper.mikec
 
 The entire data set is about 48GB in .tar.gz format and 280GB after extraction. Due to [issue #49](https://github.com/alibaba/clusterdata/issues/49), we provide two download links, one for Chinese users and other for oversea users, and you can choose whichever suits you.
 
-## Download link
+## Download
 
-Download 6 files separately:
-
-* [machine_meta](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2018Traces/machine_meta.tar.gz)
-* [machine_usage](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2018Traces/machine_usage.tar.gz)
-* [container_meta](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2018Traces/container_meta.tar.gz)
-* [container_usage](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2018Traces/container_usage.tar.gz)
-* [batch_task](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2018Traces/batch_task.tar.gz)
-* [batch_instance](http://aliopentrace.oss-cn-beijing.aliyuncs.com/v2018Traces/batch_instance.tar.gz)
-
-Users could also run the following command to fetch data. 
+Users can run the following command to fetch 6 files. 
 > bash fetchData.sh
   
 # 5 Acknowledgement