Tom Lane wrote:
> Robert Haas <robertmh...@gmail.com> writes:
> > It should get a bit faster if we reduce the number of branches it
> > examines, which I assume is something we can do once we desupport 7.4
> > and 8.0.  We could also add a --since argument which would doubtless
> > speed things up a lot, by truncating the history to, say, the last N
> > years.  Also, it could possibly be rewritten to be faster still if it
> > started N simultaneous copies of git log simultaneously instead of in
> > sequence, and processed them incrementally rather than throwing them
> > into a giant hash table, which would also probably cut down memory
> > usage quite a bit.  However, I'm not really inclined to spend a lot of
> > time on it unless it's actually bugging Tom.
> 
> FWIW, I would find a --since option useful (since I use the equivalent
> option of cvs2cl), but those other refinements don't seem of interest.
> 14 seconds is already an order of magnitude or two faster than cvs2cl.

Yes, my operation on a year's worth of logs can take a few minutes.

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +

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