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Re: [PATCH] Skip-deltas, for review

From: Branko Čibej <brane_at_xbc.nu>
Date: 2002-07-27 04:09:52 CEST

Daniel Berlin wrote:

>On 26 Jul 2002, Greg Hudson wrote:
>I can say that when converting the gcc repo, where we have thousands upon
>thousands of revisions of various files that are moderate size, like the
>ChangeLog, if i make it deltify (it's 0k-800k depending on the
>revision, so most won't deltify unless i up the stream size) without
>skip-deltas and the delta combiner, trying to access revision 100 out of
>4000 takes literally 10 minutes.
>With just the delta combiner, it's 20 seconds.
>With these two patches, it takes 4 seconds.

Hey, does that mean you've been testing the combiner? Thank you, thank
you! And with such wonderful results, too.

>The first time is unacceptable for use.
>The second is okay, but could be a lot better.

Yes, 20 seconds is still a lot -- although, compared to 10 minutes ...

Brane Čibej   <brane_at_xbc.nu>   http://www.xbc.nu/brane/
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Received on Sat Jul 27 04:10:23 2002

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