Re: git-svn: why fetching files is so slow

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Eric Wong <normalperson@xxxxxxxx> writes:

> Pazu <pazu@xxxxxxxxxxx> wrote:
>> Eric Wong <normalperson <at> yhbt.net> writes:
>> 
>> > git-svn transfers full files, and not deltas.  I'll hopefully have a
>> > chance to look into improving the situation for slow links this weekend.
>> 
>> Yes, but why would that make fetching the first revision slower? In this
>> situation, both svn and git-svn would have to fetch full files. Maybe git-svn
>> isn't using gzip compression or http pipelining?
>
> Even for the initial transfer, the tree is bundled into one big delta
> (at least over https).

Do you mean that "one big delta" saves duplicates across copies
inside the tree (e.g. svn tags and branches can be expressed as
a mostly identical copies of each other), or do you mean "one
full file at a time" requests are killing us, compared to a such
single transfer of "one big delta"?


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