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    VRay Memory Failure

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    • R Offline
      redot
      last edited by

      Hi Guys,
      My latest render has paused, the buffer screen gone blank and this message is repeating over and over with increasing numbers in the last two figures.

      "Exception: Memory allocation failure; 1120000 bytes requested; 826809975 bytes already in heap; 4592472 bytes free heap space."

      The only setting I changed from the previous successful render was the hdr file in the GI Skylight.
      Any ideas what is happening and what I can do to fix?
      I'm using the latest demo release.
      Thanks
      Ed

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      • thomthomT Offline
        thomthom
        last edited by

        what's the size of your render?
        Got much displacement?

        Thomas Thomassen — SketchUp Monkey & Coding addict
        List of my plugins and link to the CookieWare fund

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        • R Offline
          redot
          last edited by

          Hey Thomas,
          Render size is 1854w x 1200h.
          Small amount of displacement in grass.

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          • thomthomT Offline
            thomthom
            last edited by

            Is the grass displacement a single large face?

            Thomas Thomassen — SketchUp Monkey & Coding addict
            List of my plugins and link to the CookieWare fund

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            • R Offline
              redot
              last edited by

              2 separate areas

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              • D Offline
                Dummyer
                last edited by

                Im doing some big renders with big hdri files. The redering goes well with a smal objek. adding the giant model for renering will give me this message or just crash before and say something like check if theres space left in the temp folder. I did check that have about 70gigs left on the drivers, tries some pagefile settings and still no change. Is there any memmory allocation settings that I have missed?

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                • stefanqS Offline
                  stefanq
                  last edited by

                  Could be a bug...I failed to render with my old HDRI's...@200mb, but it worked fine in the past. Could be a bug in this last release??

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                  • S Offline
                    steelers05
                    last edited by

                    I had a similar problem in both SU and 3ds Max when trying to render certain animations and scenes with large areas of Displacement.

                    Try this link (http://vray.us/vray_documentation/vray_troubleshooting.shtml) and check out the part about the 3gb switch in your boot.ini file in the "excessive memory usage while rendering" section. The tech guy at my office changed this for me since I am running a 32 bit system currently and I am pretty sure it solved those problems as my renderings are all working now. Hope this helps.

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                    • P Offline
                      psallan
                      last edited by

                      I'm having the same problem with a file of mine...

                      it won't render at all... even though it did before!

                      the file weighs about 32Mb, has a few jpeg textures of facades, etc. but no displacement or anything...

                      what can I do??

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                      • thomthomT Offline
                        thomthom
                        last edited by

                        @psallan said:

                        I'm having the same problem with a file of mine...

                        it won't render at all... even though it did before!

                        the file weighs about 32Mb, has a few jpeg textures of facades, etc. but no displacement or anything...

                        what can I do??

                        What version do you have?

                        Thomas Thomassen — SketchUp Monkey & Coding addict
                        List of my plugins and link to the CookieWare fund

                        1 Reply Last reply Reply Quote 0
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