gst-feedback  scans  the  system  for  various  types of information that is useful to GStreamer developers to help diagnose user problems.
Depending on the type of bug report, it might be useful to attach gst-feedback output when you contact the developers.
/home (again) for various GStreamer installations. Depending on your system, you might not want to do this.
cern, review the information before posting to a public forum such as the GStreamer bug tracking system.