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Re: Some WC improvements

From: Branko Čibej <brane_at_xbc.nu>
Date: 2005-08-01 11:42:48 CEST

Peter N. Lundblad wrote:

>On Sun, 31 Jul 2005, [UTF-8] Branko �^Libej wrote:
>
>
>
>>Peter N. Lundblad wrote:
>>
>>One of the things we could do, that I don't see mentioned in the wc
>>enhancements doc, is to get rid of empty-file. Instead of one empty file
>>in every .svn directory, I'd put one somewhere in ~/.subversion and use
>>that. If it's not there, and can't be created. we can still create a
>>temporary one in .svn/tmp or /tmp. This would save yet another inode per
>>directory (on those FSes that care about inodes, that is).
>>
>>
>>
>I haven't checked, but I'd guess empty-file is used to generate diffs,
>true? In that creating an empty file on demand couldn't be that of a
>performance bottle-neck... Shy bother with an empty-file in .subversion in
>that case? We just stop using empty-file and stop creating it in the next
>WC format.
>
>
We put emtpy-file in there because IIRC it was shown that creating it
for every diff did have a significant impact on speed. It might be that
"it was shown" incorrectly; but if it wasn't, it certainly makes no
sense to have one such file per .svn directory.

-- Brane

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Received on Mon Aug 1 11:44:26 2005

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