extracting ram file logic
chunk caches added
fixed tests
more tracing
more tracing
tracing ...
bugfix when no results available
disable test for quick check
fixed test
optimization
Merge branch 'ramfileextract'

* ramfileextract:
  optimization
  fixed test
  disable test for quick check
  bugfix when no results available
  tracing ...
  more tracing
  more tracing
  fixed tests
  chunk caches added
  extracting ram file logic