[Opensim-users] Awaiting region handshake

Sat Aug 20 16:31:35 UTC 2011

Then you should have started a new thread, rather than hijacking this one. You know, there used to be a thing called nettiquette.

-ste

On Aug 20, 2011, at 12:17 PM, Wayne <lppwayne at gmail.com> wrote:

> Hi Diva,
> I''ve been running the diva version of opensim for a week now and kudos to you for a simple setup and solid config.
> I am having trouble in one area though and that is in getting the groups module working. Nothing had worked and I am caught in the confirmation screen over and over-the group never creates, no record in database, nothing.
> Can you please offer an example of how the setup should look for groups and what and where should files be?
> Thank you.
> I know this Has nothing to do with this thread but I saw your name and jumped to ask this question.
> 
> Wayne
> 
> On Aug 20, 2011 12:06 PM, "Diva Canto" <diva at metaverseink.com> wrote:
> > Let me rephrase your question: can you start with a standalone and a 
> > MySQL DB, and add more simulator servers running standalones [connected 
> > to that same DB] to obtain a grid? The answer is yes -- that's a 
> > serverless grid ("serverless" means that it runs without the Robust or 
> > other resource server(s) in between the simulators and the DB server). 
> > It doesn't work with the configuration that comes out-of-the-box for 
> > standalones, but it's just a matter of changing a few connectors for 
> > this configuration in the .inis.
> > I use use such configuration on my grids.
> > 
> > On 8/19/2011 6:28 PM, Guardian wrote:
> >> This then leads to the question, can a standalone be changed over to grid?
> >> If you use a mysql backend for the standalone, can it just be changed 
> >> over to grid in the configs?
> >>
> >> On Sat, Aug 20, 2011 at 3:52 AM, Diva Canto <diva at metaverseink.com 
> >> <mailto:diva at metaverseink.com>> wrote:
> >>
> >> See basic definitions here, which is the model that has been
> >> guiding OpenSim development for a while:
> >> http://opensimulator.org/wiki/Virtual_World_Model
> >>
> >> In principle, the concept of grid is orthogonal to the concept of
> >> simulator trust domain. In practice, and in the vast majority of
> >> cases, they are unified (i.e. 1 grid = 1 trust domain), but in a
> >> few but famous cases, they aren't -- that's the case of OSGrid,
> >> which is a grid with several simulator trust domains in it. If the
> >> concept of "simulator trust domain" is too abstract, substitute
> >> the expression "multiple simulator trust domains" by "connecting
> >> someone else's simulator to a grid".
> >>
> >> Technically, what makes a grid being a grid is having multiple
> >> simulator servers serving different portions of the virtual space,
> >> instead of just one simulator server -- that's all. One can run a
> >> grid with an external resource server (Robust, Simian) or without,
> >> using only simulator servers and a shared DB; the latter
> >> configuration is what I call serverless grids:
> >> http://opensimulator.org/wiki/Serverless_Grids -- that article is
> >> outdated, but it explains the concept.
> >>
> >> When there are multiple simulators (=grid), whether the simulators
> >> are operated by the same authority or decentralized by several
> >> authorities is a different issue. For example, the Avination grid
> >> and the SL grid are each operated entirely by one authority; the
> >> OSGrid grid is operated by a multitude of authorities [that must
> >> implicitly trust each other at the moment].
> >>
> >>
> >>
> >> On 8/19/2011 8:13 AM, Bob Wellman wrote:
> >>> I have run Opensim both standalone as standalone and for the last
> >>> three years PMgrid in grid mode so I understand the differences
> >>> very well.
> >>>
> >>> However I can see where newcommers get confused when we talk
> >>> about grids beings a collection of regions and then use the term
> >>> "grid mode" to mean running using several servers or service
> >>> instances in collaberation to run a grid.
> >>>
> >>> I have often wondered if it wouldnt be better to coin a different
> >>> term for what we currently call grid mode to avoid confusion.
> >>> Maybe we could use Cooperative mode or Multi Service mode or
> >>> Distributed mode to describe the alternative mode to Standalone.
> >>> Something that better decribes the mode of operation rather than
> >>> "grid" which I think should be used just to describe the region
> >>> arrangement. Just a thought!
> >>>
> >>> When Intels DSG work hits mainstream (soon I hope) we will need
> >>> to distinguish grids that run using the current central
> >>> Robust.exe(s) and one or more Opensim.exe instances (i.e. what we
> >>> now call "Grid mode") to those that run the new even more
> >>> Distrubuted services provided by DSG.
> >>>
> >>> Getting good clear terminology for mdes of operation defined now
> >>> would help a lot in future I think.
> >>>
> >>> Like I say just my thoughts. Any one else have thoughts on this?
> >>>
> >>>
> >>>
> >>> > Date: Fri, 19 Aug 2011 11:11:25 +0100
> >>> > From: t.gildersleeve at bradfordcollege.ac.uk
> >>> <mailto:t.gildersleeve at bradfordcollege.ac.uk>
> >>> > To: opensim-users at lists.berlios.de
> >>> <mailto:opensim-users at lists.berlios.de>
> >>> > Subject: Re: [Opensim-users] Awaiting region handshake
> >>> >
> >>> > Thanks for the clarification Diva, me jumping in too quickly I
> >>> guess.
> >>> >
> >>> > I didn't think a standalone accepted region registration
> >>> requests from
> >>> > other opensim.exe's, but that you needed robust.exe to accept
> >>> > registrations from other opensim.exe's. I know that opensim.exe
> >>> > handles all the services when in standalone - but thought it
> >>> was "cut
> >>> > down" and didn't support external region registrations. I take
> >>> it from
> >>> > what you say it can do that? I've never even tried tbh.
> >>> >
> >>> > What you say about owners not supporting ad-hoc regions being
> >>> connected
> >>> > is of course true but that is a policy issue and enforced by
> >>> firewall
> >>> > rules. As far as I am aware robust.exe WILL accept a registration
> >>> > request from other opensim.exe's if the port to it is left open. Of
> >>> > course, I may well be wrong with that but when I asked about
> >>> this before
> >>> > (if there was any way to stop people registering with my grid -
> >>> I was
> >>> > told I had to block the port and that would be the way to do it).
> >>> >
> >>> > -----Original Message-----
> >>> > From: opensim-users-bounces at lists.berlios.de
> >>> <mailto:opensim-users-bounces at lists.berlios.de>
> >>> > [mailto:opensim-users-bounces at lists.berlios.de] On Behalf Of
> >>> Diva Canto
> >>> > Sent: 18 August 2011 20:56
> >>> > To: opensim-users at lists.berlios.de
> >>> <mailto:opensim-users at lists.berlios.de>
> >>> > Subject: Re: [Opensim-users] Awaiting region handshake
> >>> >
> >>> > > I believe you can create as many regions as you like in a
> >>> standalone
> >>> > > but you are the only person that can go there I have created
> >>> both and
> >>> > > to have other ppl come to visit you need to be a grid
> >>> >
> >>> > This is not correct. Standalones can handle users from anywhere
> >>> in the
> >>> > world, as long as the routers are configured for that.
> >>> >
> >>> > > Basically, a standalone does not allow others to connect
> >>> their region
> >>> > > to your simulator, while a grid does. This has nothing to do
> >>> with
> >>> > > people visiting it.
> >>> >
> >>> > This is also not correct.
> >>> > Most grids are operated by one single organization/person and don't
> >>> > support the attachment of ad-hoc regions operated by others.
> >>> OSGrid is
> >>> > an exception in this respect.
> >>> >
> >>> > The difference between a standalone and a grid is simply the
> >>> number of
> >>> > components (usually hardware) involved. A standalone has all
> >>> services
> >>> > running in one single process in one single machine; a grid has
> >>> many
> >>> > simulator processes, usually on different machines, and it
> >>> typically
> >>> > centralizes resource management in yet other machine(s).
> >>> >
> >>> > So if you just want a small world with a few thousand objects
> >>> in world
> >>> > at any given time, stay with a standalone; if you plan to scale
> >>> up, look
> >>> > into the grid configuration.
> >>> >
> >>> > _______________________________________________
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> >>> > Opensim-users at lists.berlios.de
> >>> <mailto:Opensim-users at lists.berlios.de>
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> >>>
> >>>
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> >>
> >>
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> >>
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