Troubleshoot: Gathering data to troubleshoot deployment
When you deploy your custom files and changes to your production server, you may run into deployment problems using WAS.Use the MustGather data collector tool for WebSphere Application Server to gather information required by IBM support. This data will be useful for them for problem determination.
For details on MustGather, refer to http://www.ibm.com/support/docview.wss?uid=swg21199344
Related reference
Troubleshoot: Deployment