On Fri, Nov 2, 2012 at 3:48 PM, Jeff King <peff@xxxxxxxx> wrote:
> On Thu, Nov 01, 2012 at 05:08:52AM +0100, Felipe Contreras wrote:
>
>> > Turns out msysgit's remote-hg is not exporting the whole repository,
>> > that's why it's faster =/
>>
>> It seems the reason is that it would only export to the point where
>> the branch is checked out. After updating the to the tip I noticed
>> there was a performance difference.
>>
>> I investigated and found two reasons:
>>
>> 1) msysgit's version doesn't export files twice, I've now implemented the same
>> 2) msysgit's version uses a very simple algorithm to find out file changes
>>
>> This second point causes msysgit to miss some file changes. Using the
>> same algorithm I get the same performance, but the output is not
>> correct.
>
> Do you have a test case that demonstrates this? It would be helpful for
> reviewers, but also helpful to msysgit people if they want to fix their
> implementation.
Cloning the mercurial repo:
% hg log --stat -r 131
changeset: 131:c9d51742471c
parent: 127:44538462d3c8
user: jake@xxxxxxxxx
date: Sat May 21 11:35:26 2005 -0700
summary: moving hgweb to mercurial subdir
hgweb.py | 377
------------------------------------------------------------------------------------------
mercurial/hgweb.py | 377
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 377 insertions(+), 377 deletions(-)
% git show --stat 1f9bcfe7cc3d7af7b4533895181acd316ce172d8
commit 1f9bcfe7cc3d7af7b4533895181acd316ce172d8
Author: jake@xxxxxxxxx <none@none>
Date: Sat May 21 11:35:26 2005 -0700
moving hgweb to mercurial subdir
mercurial/hgweb.py | 377
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 377 insertions(+)
Cheers.
--
Felipe Contreras
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