Thanks guys - much appreciated! This will give us something to try out. Makes me all warm and fuzzy using Arnold ;) BSP settings - shudder!
Morten Den 17. februar 2014 kl. 12:48 skrev Stefan Kubicek <s...@tidbit-images.com>: > Try disabling as much as you can (e.g. turn off Light cache and Irradiance > map and use brute force instead). If that reduces memory consumption your > problem might lie there. > Make sure you are writing a new Irradiance map file and that you are not > constantly reading from, and adding to an existing irradiance map. > Same goes for the Light Cache. Displacement and Subdivisions are another > good idea, as was already mentioned. > Other than that it could only be corrupt geometry. Remove objects biut by > bit and see if it helps. All of that is annoying when you have little time > to f#&% around of course. > > > Very high resolution with high AA and many in-memory Framebuffers could > > take quite a lot of ram. If that's the case, try to write the framebuffers > > directly to disk. > > HDRIs take a lot of memory in V-Ray, make them as small as you can. > > Look at the log files to see where your memory usage is at. > > Check displacement settings. It's very easy for a artist to use way to many > > subdivisions in VRayDisplacement due to the bad interface. > > Maybe reduce Dynamic Memory Limit if it's set too high. > > > > /Jens > > > > > > On Mon, Feb 17, 2014 at 11:24 AM, Morten Bartholdy < x...@colorshopvfx.dk > > <mailto:x...@colorshopvfx.dk> > wrote: > > > Apologies for the OT, but I gather there are many Vray users here, so I > > > thought i would give it a try, as we are in a pinch here. > > > > > > We have a scene with a reasonable amount of geometry ( 8 million triangles > > > ) and lots and lots of glossy reflections. Vray crashes on the farm due to > > > memory usage (machines have 24 GB RAM). We are investigating the culprit, > > > since neither geometry nor textures should use a lot of memory, and the > > > glossy reflections should not use a lot of memory, onlu cpu cycles. > > > Ligthing is a mix of HDRI and a few lightsources, so currently we suspect > > > either light cache and/or BSP setup. We inherited the scenes from someone > > > else, so we are careful to not break the look, but are looking into what > > > can be tweaked. > > > > > > Are there some seasoned Vray users here who might be able to point us to > > > what to optimize for this specific problem? > > > > > > Thanks! > > > > > > Morten > > > > > > > > > > > > > > -- > > Jens Lindgren > > -------------------------- > > Lead Technical Director > > Magoo 3D Studios <http://www.magoo3dstudios.com/> > > > -- > ------------------------------------------- > Stefan Kubicek > ------------------------------------------- > keyvis digital imagery > Alfred Feierfeilstraße 3 > A-2380 Perchtoldsdorf bei Wien > Phone: +43/699/12614231 > www.keyvis.at ste...@keyvis.at > -- This email and its attachments are -- > --confidential and for the recipient only--