How to capture MDX statements from BW side

We know WEBI reports off BEx Query, wo can capture SOFA and MDX log as per my blog
http://sap.iteye.com/blog/1211795

But this is also possible from BW side via RSTT trace.

Please look at this article.

http://bhargavgandhi.blogspot.com/2011/07/capturing-mdx-statement-in-sap-bw-for.html