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Re: svn propget -R on the root of a large repository == boom!

From: Peter Wemm <peter_at_wemm.org>
Date: Mon, 21 Apr 2008 16:06:30 -0700

On Mon, Apr 21, 2008 at 1:37 PM, C. Michael Pilato <cmpilato_at_collab.net> wrote:
> Karl Fogel wrote:
>
> > Karl Fogel <kfogel_at_red-bean.com> writes:
> >
> > > "Peter Wemm" <peter_at_wemm.org> writes:
> > >
> > > > Suppose you have a large svn repository and people who like inviting
> > > > trouble. An example of 'large' in my case is the output (fsfs) of
> > > > cvs2svn of the freebsd.org src repository. There are only 180K
> > > > changes, but there are many thousands of branches and tags and copies.
> > > > The namespace is quite large and convoluted.
> > > >
> > > > Running 'svn propget -R svn:author file:///path/to/repo' is a good
> > > > way to find out how your machine handles running out of swap space...
> > > > In my case, the svn process had reached *19GB* before something broke.
> > > >
> > > [...patch...]
> > >
> >
> > Peter, I've committed that patch in r30743. It seemed right. But your
> > feedback is still important. If the patch doesn't solve the problem,
> > then either more needs to be done, or something different needs to be
> > done, or perhaps both.
> >
>
> Patch looks good here. You don't need a massive dataset to see that before
> the patch memory usage grows, and afterward it doesn't. I trust Peter's
> testing will confirm as much.

Yes, it ran to completion with no drama at all. It still used a few
hundred megs of ram, but that's no big deal given what I asked it to
do.

-- 
Peter Wemm - peter_at_wemm.org; peter_at_FreeBSD.org; peter_at_yahoo-inc.com
"All of this is for nothing if we don't go to the stars" - JMS/B5
"If Java had true garbage collection, most programs would delete
themselves upon execution." -- Robert Sewell
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Received on 2008-04-22 08:18:40 CEST

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