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From Sasha Dolgy <sdo...@gmail.com>
Subject Re: [vysper] questions
Date Fri, 18 Feb 2011 13:22:55 GMT
One more clarification.  The JCR work in Vysper
(org.apache.vysper.storage.jcr) is to use JCR as a storage provider for user
management, roster management, etc.  ?

On Fri, Feb 18, 2011 at 1:29 PM, Bernd Fondermann <
bernd.fondermann@googlemail.com> wrote:

> On Fri, Feb 18, 2011 at 13:15, Sasha Dolgy <sdolgy@gmail.com> wrote:
> > Hi Bernd,
> >
> > I had a look at
> > org.apache.vysper.xmpp.state.resourcebinding.ResourceRegistry ... so the
> way
> > Vysper currently works today is that all sessions are stored in memory?
>  If
> > vysper instance crashes, the resource id : session relationships aren't
> > persisted anywhere?
>
> No they aren't. But since XMPP uses long-living TCP/IP connections,
> recovery from a server crash is equivalent to a
> client/server-reconnect anyway.
> This does not impose practical problems. (Leaving a reverse proxy setup
> aside.)
> However, a cluster of XMPP servers for the exact same domain(!) would
> need to share the ResourceRegistry datastructure.
> (You could also have a federation of XMPP servers, but that'd mean
> different users might have different account names like
> you@first.vysper.org, me@second.vysper.org.)
>

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