> Joel Eidsath wrote on Thu, Mar 22, 2012 at 09:11:48 -0700:
> > I was just handed a large SVN install with thousands of users and
> > hundreds of individual repositories. It is experiencing serious
> > performance issues. I believe that it mostly boils down to a 14MB
> > AuthzSVNAccessFile.
> >
> > What can I do to speed this up? Is there a database solution to use
> > instead of the flatfile? Can I implement caching somehow? I am willing
> > to code something up if I have to.
> >
> > Thanks for any help! Please CC me on any replies.
> >
> The relevant code is in libsvn_repos/authz.c. Look at the call to
> svn_repos_authz_read() in mod_authz_svn.c: the file is read and parsed once
> per connection.
>
> I guess you could cache the parsed svn_authz_t struct in a longer-lived pool, or
> perhaps increase the lifetime of connections (compare the configuration
> suggestions in http://subversion.apache.org/docs/release-notes/1.7#serf).
>
> The impact of this will be, of course, that changes to the authz config file might
> not take effect as soon as they do now.
>
Cruise control .Net caches it's config info... however if uses a file watcher to see if the file changes... and if so reparses it. Could svn take this approach.
BOb
Received on 2012-03-22 20:25:22 CET