Re: [PATCH 12/19] rev-list: add bitmap mode to speed up object lists

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On Thu, Oct 24, 2013 at 6:06 PM, Jeff King <peff@xxxxxxxx> wrote:
> Note that most of the time we spend for --count invocations is on
> generating the pack revindex. It may be worth storing a revidx (either
> in a separate file, as part of the .idx, or as an optional section in
> the .bitmap file).

This was discussed before, and it may make sense to cache the revidx.
I'm glad to see the timings are already better with bitmaps, even
though the revidx has to be computed on the fly for each invocation.
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