I have followed the same steps it is working file
but now is how i can get the logs for the same component which i developed.
If you have a Java part of your component - you an setup a log by following this article. T His is very handy as it allows you log out messages from a given Java package:
So you can map a custom log file to com.aem.community.core.
Hope this helps...
PS -- we will update this article to AEM 6.4 soon.