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Re: Labeling revisions advice sought

From: David Kramer <david_at_thekramers.net>
Date: 2005-01-03 08:12:54 CET

Christophe Labouisse wrote, On 12/29/2004 04:04 PM:
> On Wed, 29 Dec 2004 14:18:27 -0500 (EST)
> David Kramer <david@thekramers.net> wrote:
>>- I don't want to do an svn copy every day for one of these builds,
>>because I think that would make the repository huge. I know it's a
>>"cheap" copy, but cheap != free, and 50 or 60 cheap copies of
>>thousands of files for every release can add up. I expect it would
>>slow down access after a while, too.
> After reading your mail I made a little test. I took a project
> containing about 21000 files import it into a new SVN repository and
> after that created 50 tags by copying /trunk/project to /labels/xx.
> After importation the repository was 643MB and only 645MB after my 50
> tags. Like all tests, this one is stupid but my guess is that subversion
> tagging by cheap copy is probably as space efficient as the PVCS
> labeling system.

Heh. I have essentially the same test planned for one of our engineers to do
this week. I didn't get the size information from him yet, but the
performance test showed a slight, but acceptable slowdown.

Sounds like I was worrying for nothing.

And thanks for running the test for confirmation.

DDDD David Kramer http://thekramers.net
DKK D "The only problem with doing it right the first time is
DK KD that nobody appreciates how difficult it was"
DDDD - Anonymous

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Received on Mon Jan 3 08:15:02 2005

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