On 10/20/06, Jared Hardy <firstname.lastname@example.org> wrote:
> On 10/17/06, Mark <email@example.com> wrote:
> > as far as svnsync creating a 'read-only' mirror of the repository,
> > that is only the recommended setup :). svnsync stores the metadata
> > that it needs in the revprops for rev 0 on the target repository. In
> > a failover situation, just set the revprops on the new target
> > manually, and put the triggers in place on the new source.
> That's an interesting fail-over clustering option for Subversion
> repository commit access. One possibility I'm interested in, that this
> option brings to mind, would be a Subversion cluster proxy front-end,
> that just redirects requests to several back-end Subversion servers
> from any given client.
> At any point in time, the front-end would know the current active
> Commit server, but any read-only actions like Update or Checkout could
> just be directed to any available mirror, in a load-balancing fashion.
> The front-end servers could be fail-over clustered as well, to
> maximize availability. They could even serve as arbitrators to help
> determine the best current Commit server.
> Perhaps every user site could host their own front-end/proxy
> servers, and each front-end could factor latency into its load-balance
> choices, so available LAN mirrors would usually be chosen over remote
> mirrors for any read-only actions. Commit server responsibility could
> even be shifted on a schedule, based on predictable geographical usage
> pattern changes. Just imagine -- each developer site could have its
> own clustered mirror and front-end set (possibly in the same boxes),
> so all read-only operations would behave at LAN speed, where only
> Commits would depend on primary server WAN connection speeds. Each
> site could have the current Commit server moved closer to them during
> their peak commit times. That would be awesome!
> Does anyone know any current way to implement such a front-end?
> :) Jared
Good idea. I have devs across the globe accessing one SVN server in
Florida currently. Something like this would be nice. Sounds like
RAC for Subversion.
"Blessed is he who finds happiness in his own foolishness, for he will
always be happy."
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Received on Sat Oct 21 09:07:22 2006