Re: fast-import slowness when importing large files with small differences

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+cc Jun Wu, original author of these patches

On Fri, Jun 29, 2018 at 1:39 PM Jeff King <peff@xxxxxxxx> wrote:

> > Interesting pieces regarding performance:
> >
> > c420792217c8 xdiff: reduce indent heuristic overhead
> > https://phab.mercurial-scm.org/rHGc420792217c89622482005c99e959b9071c109c5

Going by the mailing list, the first patch was not brought over yet,
so sending it here was warranted.

Jun, you may want to take ownership of
https://public-inbox.org/git/20180629202811.131265-1-sbeller@xxxxxxxxxx/
as I merely resend it to the git mailing list?
If not, that is fine, too.

> >
> > f33a87cf60cc xdiff: add a preprocessing step that trims files
> > https://phab.mercurial-scm.org/rHGf33a87cf60ccb8b46e06b85e60bc5031420707d6
> >
> > I'll see if I can make that into patches.
>
> Apparently the second one is not so trivial as you might hope; see
> https://public-inbox.org/git/1520337165-sup-4504@x1c/.

Thanks so much, this saves me further effort to dig there.
So I'll just stop porting this.

Thanks,
Stefan



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