Re: [Gnu-arch-users] [BUG] Limiting 'tla revisions' (was: Caching patch-logs)

[Bug Goo]

Created as bug 175

On Sun Jul  4 19:46:09 2004, Mikhael Goikhman wrote:
> Severity: wishlist
> 
> On 03 Jul 2004 13:32:51 +0200, Matthieu Moy wrote:
> > 
> > For most tla operations displaying lists of revisions, using the
> > options --summary, --author, --date make tla very slow because tla has
> > to fetch the log file for each revision displayed, and this log file
> > is often on a remote server.
> 
> True. It is impossibly slow with remote archives.
> 
> > I suggest a caching mechanisme for patch-log entries, like we already
> > have revision libraries to cache working directories.
> 
> I have no strong opinion about caching using tla; storing 10,000 patch
> logs on 'tla revisions --summary some-large-mainline-vsn' seems delicate.
> Well, I have implemented generic caching with timeouts and size limit in
> archzoom instead, and it works well. This is not to deny that having the
> log library would be beneficial.
> 
> What I think should be done to spead up the revisions summary is adding
> limits (ranges) to 'tla revisions':
> 
>   % tla revisions --include patch-100..patch-199
> 
>   % tla revisions --exclude base-0..patch-199 --summary
> 
> IMO, limits are more important than internal caching. You may implement
> external caching, but you are stuck with tla fetching/reporting all
> thousands of revisions every time.
> 
> Regards,
> Mikhael.
> 
> 
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