BPF based traffic analyser

In a Nutshell, BPF based traffic analyser...

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  has had 1,188 commits made by 2 contributors
  representing 27,892 lines of code
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  is mostly written in PHP
  with an average number of source code comments
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  has a well established, mature codebase
  maintained by nobody
  with stable Y-O-Y commits
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  took an estimated 7 years of effort (COCOMO model)
  starting with its first commit in September, 2003
  ending with its most recent commit over 9 years ago