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Re: AW: Purging pristines

From: Julian Foad <julian.foad_at_wandisco.com>
Date: Thu, 28 Jul 2011 11:17:17 +0100

Markus Schaber wrote:
> Von: Julian Foad [mailto:julian.foad_at_wandisco.com]
> > And IMO we should work on purging unused pristines automatically, for
> > 1.7.x if possible.
>
> I agree here that automatic purging of pristines is very useful,
> although you can do 1.7.0 without it for now (as manual purging is
> possible).
>
> > I'd like to see purging at a fairly fine-grained level. Does anyone have
> > insight about how to do this? What's in my head is that every WC API
> > operation that could possibly leave unused pristines should attempt to
> > purge unused pristines before returning. The operations that could leave
> > unused pristines are basically 'update' and 'switch', although there may
> > be some lower level WC API calls that can do so too. The set of pristines
> > to be purged could be either all that are currently unused, or just those
> > that became unused during the call.
>
> AFAICS, a "commit" operation may also produce unused pristines.

Oh yes, thanks.

- Julian

> > When I mentioned this before there was some sentiment expressed that the
> > delay involved in purging a large set of files could be unacceptably large
> > to a GUI client, but I think automatic purging is important and so we have
> > to find a way to make it acceptable, whether that involves making it even
> > finer grained or adding progress notification for it or something else.
>
> Progress notification is always good. :-)
>
> And maybe it could be made optional (but enabled by default), so
> clients which perform several operations in a row or are performance
> critical can delay the purging.
>
> Markus.
Received on 2011-07-28 12:18:27 CEST

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