[Opensim-dev] ODE on Linux x86/64
Ursula MATOVA
ursula.matova at klintcentral.net
Sat Nov 29 12:33:59 UTC 2008
Mantis opened on that problem :
http://opensimulator.org/mantis/view.php?id=2717
Regards,
Ursula.
Le 29 nov. 08 à 12:38, Ursula MATOVA a écrit :
> Well,
> About ODE on Linux x86/64.
>
> Just installed/compiled the latest SVN ( 7538 ) on my Linux Box
> ( Ubuntu 8.0.4 2.6.27.6 kernel / Xeon 8GB Ram ).
>
> Everything run fine, no more crash with ODE ( The provided one ), no
> more need to manualy compile libopenjpeg, ...
>
> BUT : I'm still experiencing a little problem inworld. My avatar
> position from the ground / prims isn't good.
> I still need to adjust the following parameter in OpenSim.ini :
>
> ; av_capsule_radius = 0.37
> av_capsule_radius = 0.87
>
> Could you confirm these changes ?
>
> In the past, on Linux x86/32, this parameter was fine. But I guess
> that now, libode is built with the "opcode" option instead than
> "gimpact".
>
> What kind of impact could this parameter have ?
>
> Regards,
>
> Ursula.
>
> Le 20 nov. 08 à 14:49, Kyle G a écrit :
>
>> My systems that are crashing ODE:
>>
>> Intel Xeon Kentsfield 64 Bit 4 Gig RAM running 20 regions per machine
>> Windows Server 2008
>> SQL Server 2008 Express w/Advanced Services
>> Version 7364
>>
>> 32 bit system essentially the same configuration do not ever crash
>> ODE.
>>
>> Kyle G
>> www.reactiongrid.com
>>
>> -----Original Message-----
>> From: opensim-dev-bounces at lists.berlios.de [mailto:opensim-dev-bounces at lists.berlios.de
>> ] On Behalf Of Ursula MATOVA
>> Sent: Thursday, November 20, 2008 4:12 AM
>> To: opensim-dev at lists.berlios.de
>> Subject: Re: [Opensim-dev] ODE on Linux x86/64
>>
>> Hi Jeroen,
>>
>> 1/ I didn't experienced any slowdown at the moment, but the server is
>> really too powerfull to notice that ...
>> ( Xeon 2.66GHz Quad Core, 8GB Ram, 25 Regions in Grid mode, MySQL
>> storage, OpenSim SVN 7311 )
>> BUT : Note i'm using the very latest Mono ( not 1.9.1 ).
>>
>> I'll try to do some tests this week end on the core2 Duo with Ubuntu
>> 64bits and let you know the results.
>>
>> 2/ Adam, do you mean that only BulletX should be used un x86/64bits ?
>> Why not ODE ? It's a very nice engine, working perfectly for common
>> use ...
>>
>> Regards,
>> Ursula.
>>
>> Jeroen van Veen a écrit :
>> > Do you experience slowdowns inworld as well on x64? I had exactly
>> the
>> > same issues, but experienced also slowdowns, and problems with
>> failing
>> > collision detection.
>> >
>> > Jeroen
>> >
>> > 2008/11/19 Ursula MATOVA <ursula.matova at klintcentral.net
>> > <mailto:ursula.matova at klintcentral.net>>
>> >
>> > Ok, no problem then :)
>> >
>> > But : I had to adjust the following parameter in OpenSim.ini
>> to adjust
>> > my avatar position on the ground :
>> >
>> > ;girth of the avatar. Adds radius to the height also
>> > ; av_capsule_radius = 0.37
>> > av_capsule_radius = 0.87
>> >
>> > Is it "normal" ?
>> > Because these parameters are really fine with the delivered
>> ode lib in
>> > 32bits Linux.
>> >
>> > Regards, Ursula.
>> >
>> > Teravus Ovares a écrit :
>> > > the recommended tri-mesh collider is opcode. not
>> gimpact. gimpact
>> > > is no longer supported
>> > >
>> > > Best Regards
>> > >
>> > > Teravus
>> > >
>> > > On 11/18/08, Frisby, Adam <adam at deepthink.com.au
>> > <mailto:adam at deepthink.com.au>> wrote:
>> > >
>> > >> I think maybe x64 compatibility checking might be a good
>> goal
>> > for this current 0.6 version number. There's nothing in OpenSim
>> > which prevents us from being properly x64 supported - only
>> some of
>> > our dependencies. I have personally a desire to get as much
>> > 'managed' code as possible to prevent a large number of these
>> > issues. If we can get the default storage and physics engines
>> > fully managed, that might go a long way to helping - although
>> the
>> > only decent managed physics engine is BulletX.
>> > >>
>> > >> Adam
>> > >>
>> > >>
>> > >>> -----Original Message-----
>> > >>> From: opensim-dev-bounces at lists.berlios.de
>> > <mailto:opensim-dev-bounces at lists.berlios.de> [mailto:opensim-dev-
>> > <mailto:opensim-dev->
>> > >>> bounces at lists.berlios.de
>> <mailto:bounces at lists.berlios.de>] On
>> > Behalf Of Ursula MATOVA
>> > >>> Sent: Tuesday, 18 November 2008 3:45 PM
>> > >>> To: opensim-dev at lists.berlios.de
>> > <mailto:opensim-dev at lists.berlios.de>
>> > >>> Subject: [Opensim-dev] ODE on Linux x86/64
>> > >>>
>> > >>> Hi all,
>> > >>>
>> > >>> I'm now running OpenSim on a Xeon based server. But I'd
>> like to
>> > >>> experience 64bits OS.
>> > >>>
>> > >>> So, I have installed Ubuntu 8.0.4/64bits as usual, compiled
>> > Mono from
>> > >>> the latest sources and then try to run OpenSim ( was SVN.
>> 7311
>> > during
>> > >>> my tests ).
>> > >>>
>> > >>> First, i had problems with "libjpeg" libraries. That was
>> > solved easily
>> > >>> by following instructions found on the wiki.
>> > >>>
>> > >>> The last problem was with ODE ( libode.so ). I have tried
>> to
>> > recompile
>> > >>> it from sources, but if I use the "gimpact" option,
>> during the
>> > first
>> > >>> agent connexion, I got a SegFault.
>> > >>>
>> > >>> I have found on internet that I could compile ODE with the
>> > "opcode"
>> > >>> option. Then I have tried this solution and I'm now able to
>> > connect to
>> > >>> my OpenSim server.
>> > >>>
>> > >>> But one strange thing is that I need to adjust some avatar
>> > settings in
>> > >>> OpenSim.ini, because my avatar wasn't properly positioned
>> on the
>> > >>> ground.
>> > >>> It's ok, but seems that these parameters impact avatar
>> > collision with
>> > >>> objects.
>> > >>>
>> > >>> My question is :
>> > >>>
>> > >>> Do you plan to update & provide some new release of "ode"
>> with the
>> > >>> "gimpact" option for x86-64 in the future ?
>> > >>>
>> > >>> Thanks in advance,
>> > >>>
>> > >>> Regards,
>> > >>>
>> > >>> Ursula.
>> > >>>
>> > >>> PS: So sorry for my english, it's late in France and I'm
>> a bit
>> > tired :P
>> > >>> _______________________________________________
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>> >
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>> > >>>
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>> >
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