[Opensim-dev] Phantom Meshes bugfix

[Paola Cerioli]

Wow. Problem solved. I was using MONO_THREADS_PER_CPU=2048, but
somehow the cache needed to be rebuilt. Everything works great now.
Thank you so much for helping me.
Paola


On Tue, Jun 2, 2015 at 12:56 PM, Dahlia Trimble <dahliatrimble at gmail.com> wrote:
> When a sim starts up, it tries to fetch all the mesh assets so it can
> construct colliders for any that need them. Usually many of these assets are
> in the region asset cache and the sim can pull them from there rather
> quickly. If they don't exist in the cache for whatever reason (new region,
> cache expiration, etc.), they must be fetched from the asset server. If the
> asset server is slowed by many requests or the sim tries to make too many
> requests at once, some will time out and the asset will not be available and
> the sim will not make a collider for them. The result is a phantom object.
> Two things can help: if you are using mono make sure you set the
> MONO_THREADS_PER_CPU environment variable to a reasonably high number which
> will increase the number of concurrent requests; I use the following to
> invoke OpenSIm:
>
> env MONO_THREADS_PER_CPU=2048; mono --server OpenSim.exe
>
> and the following to invoke Robust:
>
> env MONO_THREADS_PER_CPU=2048; mono --server Robust.exe
>
> Also you can populate your region cache with the following OpenSim console
> command:
>
> fcache assets
>
> Restart your region after doing this and hopefully it will help with your
> problem.
>
> You may also consider setting your flotsam cache expiration to never expire,
> especially if the region doesn't get much traffic and is seldom restarted.
>
> On Tue, Jun 2, 2015 at 11:03 AM, Paola Cerioli <pcerioli at gmail.com> wrote:
>>
>> Hello!
>>
>> I upgraded OpenSim from 0.7.6 to 0.8.1 running on Ubuntu 14.04/Mono
>> 3.10. I kept ODE physics for the time being, but with BulletSIM the
>> issues are similar.
>> I created a staging environment and copied the MySQL database from
>> production to staging.
>> When I start the regions, mostly all mesh objects are rezzed with
>> wrong phantom settings.
>> They are phantom when they are not supposed to be phantom.
>> If I manually set phantom on/off with the viewer for each item, that
>> will fix it, but it is a lot of work.
>> I tried the 'fix-phantoms' from the opensim console, but it doesn't
>> work from me.
>> I looked at the code for the fix-phantoms, and this is what it does
>> for each scene:
>>
>> s.ForEachSOG(so => so.AbsolutePosition = so.AbsolutePosition);
>>
>> Is this supposed to work in my use case as well?
>> Any suggestion on how to fix phantoms overall?
>>
>> Thank you in advance.
>> Paola
>> _______________________________________________
>> Opensim-dev mailing list
>> Opensim-dev at opensimulator.org
>> http://opensimulator.org/cgi-bin/mailman/listinfo/opensim-dev
>
>
>
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>



-- 
~~~~~~~~~~~~~~~~~~~~~~
Paola Cerioli
paola at edreamfactory.com
http://www.eDreamFactory.com