Loading plugins from "C:\Program Files\Chaos Group\V-Ray\V-Ray for Rhinoceros\vrayappsdk\bin/plugins/vray_*.dll" 76 plugin(s) loaded successfully Finished loading plugins. GI engines: 'Brute force' and 'Light cache' Preparing renderer... Creating bitmap manager Bitmap manager created. Light tree is enabled with clamp coefficient 0.1 and even split coefficient 0.5. CUDA renderer requested. CUDA renderer plugin already loaded. CUDA renderer plugin instance successfully created. EXT_RTOPENCL interface obtained successfully from CUDA renderer plugin instance. Loading plugins from "C:\Program Files\Chaos Group\V-Ray\V-Ray for Rhinoceros\vrayappsdk\bin/plugins/vray_*.dll" 76 plugin(s) loaded successfully Finished loading plugins. GI engines: 'Brute force' and 'Light cache' Preparing renderer... Creating bitmap manager Bitmap manager created. Light tree is enabled with clamp coefficient 0.1 and even split coefficient 0.5. CUDA renderer requested. CUDA renderer plugin already loaded. CUDA renderer plugin instance successfully created. EXT_RTOPENCL interface obtained successfully from CUDA renderer plugin instance. Using low thread priority. Max ray intensity is enabled: rendered result may have incorrect brightness. Estimated progressive buffer memory usage of 17943 MB is over the limit of 2048 MB. Falling back to per-pixel filtering. Using Embree ray tracing. Building Embree static trees took 29 milliseconds, memory used 19.93 MB Scanning scene for light plugins. 1 lights found. Using adaptive light evaluation with 8 lights. Using 0.69 MB for adaptive lights buffer Running RTEngine Initializing CUDA renderer... nVidia driver version: 461.40 Using low thread priority. Max ray intensity is enabled: rendered result may have incorrect brightness. Estimated progressive buffer memory usage of 17943 MB is over the limit of 2048 MB. Falling back to per-pixel filtering. Using Embree ray tracing. Building Embree static trees took 29 milliseconds, memory used 19.93 MB Scanning scene for light plugins. 1 lights found. Using adaptive light evaluation with 8 lights. Using 0.69 MB for adaptive lights buffer Running RTEngine Initializing CUDA renderer... nVidia driver version: 461.40 Checking CUDA driver version: 5001: Installed driver version is newer than the latest verified one! Querying for CUDA devices... Device[0]: C++/CPU on Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz Device[1]: Tesla K80 (TCC mode) has compute capability 3.7. PCI Bus ID: 0000:04:00.0 Device[2]: Tesla K80 (TCC mode) has compute capability 3.7. PCI Bus ID: 0000:05:00.0 Setting CUDA stack size to 12000 (293 MiB used for stack) Setting CUDA stack size to 12000 (293 MiB used for stack) Using 10 threads for CPU, 4 threads per GPU device Checking CUDA driver version: 5001: Installed driver version is newer than the latest verified one! Querying for CUDA devices... Device[0]: C++/CPU on Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz Device[1]: Tesla K80 (TCC mode) has compute capability 3.7. PCI Bus ID: 0000:04:00.0 Device[2]: Tesla K80 (TCC mode) has compute capability 3.7. PCI Bus ID: 0000:05:00.0 Setting CUDA stack size to 12000 (293 MiB used for stack) Setting CUDA stack size to 12000 (293 MiB used for stack) Using 10 threads for CPU, 4 threads per GPU device Number of CUDA devices: 3 Initializing environment kernel Transferring static geometry tree with 192764 faces to CUDA devices... Total number of dynamic triangles: 0. BUILDING Embree dynamic geometry tree for GPU Embree dynamic geometry tree contains 0 primitives. Embree dynamic geometry tree built in 0.70 ms. Embree BOX tree statistics: Primitives count: 2 (Mem usage:0.00 MB) Meshes count: 0 (Mem usage:0.00 MB) Number of tree nodes: 0 Tree takes 0.00 MB. Build time 0.79 ms. Scene contains 1 lights Bitmap file "C:\Program Files\Chaos Group\V-Ray\V-Ray for Rhinoceros\RhinoDefault.exr" loaded. GPU tex loaded RhinoDefault.exr (idx=0) mip 0, w 1024/1024, h 512/512, channels 3, 3072KB PTX max register count 64:64 Building optimized CUDA kernel (0) for comp cap 3.7 for device 1... PTX file generated with CUDA Toolkit v10.0 for CUDA compute capability 3.0. Number of CUDA devices: 3 Initializing environment kernel Transferring static geometry tree with 192764 faces to CUDA devices... Total number of dynamic triangles: 0. BUILDING Embree dynamic geometry tree for GPU Embree dynamic geometry tree contains 0 primitives. Embree dynamic geometry tree built in 0.70 ms. Embree BOX tree statistics: Primitives count: 2 (Mem usage:0.00 MB) Meshes count: 0 (Mem usage:0.00 MB) Number of tree nodes: 0 Tree takes 0.00 MB. Build time 0.79 ms. Scene contains 1 lights Bitmap file "C:\Program Files\Chaos Group\V-Ray\V-Ray for Rhinoceros\RhinoDefault.exr" loaded. GPU tex loaded RhinoDefault.exr (idx=0) mip 0, w 1024/1024, h 512/512, channels 3, 3072KB PTX max register count 64:64 Building optimized CUDA kernel (0) for comp cap 3.7 for device 1... PTX file generated with CUDA Toolkit v10.0 for CUDA compute capability 3.0. Optimized CUDA kernel assembled successfully Total memory for device 1 : 11448 MB, free 10748 MB Maximum kernel work group size: 1024 PTX max register count 64:64 Building optimized CUDA kernel (0) for comp cap 3.7 for device 2... PTX file generated with CUDA Toolkit v10.0 for CUDA compute capability 3.0. Optimized CUDA kernel assembled successfully Total memory for device 2 : 11448 MB, free 11051 MB Maximum kernel work group size: 1024 Building light cache. Tracing 2250000 image samples for light cache in 64 passes. Optimized CUDA kernel assembled successfully Total memory for device 1 : 11448 MB, free 10748 MB Maximum kernel work group size: 1024 PTX max register count 64:64 Building optimized CUDA kernel (0) for comp cap 3.7 for device 2... PTX file generated with CUDA Toolkit v10.0 for CUDA compute capability 3.0. Optimized CUDA kernel assembled successfully Total memory for device 2 : 11448 MB, free 11051 MB Maximum kernel work group size: 1024 Building light cache. Tracing 2250000 image samples for light cache in 64 passes. Using 490.16 MB for light cache preview buffer Using 490.16 MB for light cache preview buffer Merging light cache passes. Light cache contains 13092 samples. Light cache base memory usage is 3.2 MB. Using premultiplied light cache. Using adaptive lights ver2 Adaptive light grid built in 9.86 ms. LightCache contains valid adaptive lights data. Building GPU adaptive lights... Lightmap successfully loaded. GPU light cache: 18702 samples stored. GPU adaptive lights v1 built successfully Merging light cache passes. Light cache contains 13092 samples. Light cache base memory usage is 3.2 MB. Using premultiplied light cache. Using adaptive lights ver2 Adaptive light grid built in 9.86 ms. LightCache contains valid adaptive lights data. Building GPU adaptive lights... Lightmap successfully loaded. GPU light cache: 18702 samples stored. GPU adaptive lights v1 built successfully Progressive sampling base buffer memory usage: 2016.92 MB Progressive sampling base buffer memory usage: 2016.92 MB GPU adaptive lights v2 built successfully Noise threshold goal lowered to 0.142857 Noise threshold goal lowered to 0.090909 Noise threshold goal lowered to 0.052632 Number of rays per pixel changed to 512, total number of samples is 13824. Noise threshold goal lowered to 0.028571 Number of rays per pixel changed to 64, total number of samples is 458112. Noise threshold goal lowered to 0.014925 Noise threshold goal set: 0.010000 Number of rays per pixel changed to 84, total number of samples is 40152. Number of rays per pixel changed to 221, total number of samples is 40001. Number of rays per pixel changed to 367, total number of samples is 40003. Number of rays per pixel changed to 512, total number of samples is 25088. Number of rays per pixel changed to 64, total number of samples is 0. Progressive rendering finished: specified noise level reached Light Cache Statistics Number of premult light cache samples used : 350822168 Number of light cache samples used : 0 Number of failed usages of light cache : 157838158 Closing RTEngine Max. Mpaths per second: 7.056918 Sampling level reached: 3328 samples per pixel V-Ray GPU kernel render time: 980.28s Total GPU samples 5856151344 GPU Memory Stats: Device[0] : C++/CPU on Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz (no data) Device[1] : Tesla K80 Textures : 10.91MiB Static geometry: 17.41MiB Pinned : 232.00MiB Misc : 1.46MiB Internal state : 2316.50MiB LightCache : 1.07MiB Total : 2579.36MiB Device[2] : Tesla K80 Textures : 10.91MiB Static geometry: 17.41MiB Pinned : 232.00MiB Misc : 1.46MiB Internal state : 2316.50MiB LightCache : 1.07MiB Total : 2579.36MiB OCLBufman stats: Owners count : 8 With replace ptrs: 7 Geom pointers : 7 Light pointers : 2 Textures pointers: 1 NVLink allocated : 0 Misc pointers : 10 Total pointers : 21 Device 0 statistics: GPU time: 84.535150 % GPU ray trace time 99.767080 % Transfer to GPU time 0.232699 % Transfer from GPU time 0.000221 % Device 1 statistics: GPU time: 81.862584 % GPU ray trace time 90.747757 % Transfer to GPU time 0.044575 % Transfer from GPU time 9.207668 % Device 2 statistics: GPU time: 79.430409 % GPU ray trace time 86.614886 % Transfer to GPU time 0.027064 % Transfer from GPU time 13.358050 % Device 0 has 11448MB memory Device 1 has 11448MB memory Device 2 has 4096MB memory VDenoise: Using device 2: GeForce GTX 970 VDenoise: Driver version 461.40 VDenoise: OpenCL compiled successfuly Render elements to be denoised: RGB color Alpha Denoising complete in 167.50 s Hardware accelerated glare start... Segmentation took 92 ms: 1 region(s). Device 0 has 11448MB memory Device 1 has 11448MB memory Device 2 has 4096MB memory GPAPI initialized successfully Hardware accelerated glare completed. Took 6275 ms. Number of raycasts: 9007601 (0.56 per pixel) Camera rays: 2250517 (0.14 per pixel) Shadow rays: 2236356 (0.14 per pixel) GI rays: 5754024 (0.36 per pixel) Reflection rays: 0 (0.00 per pixel) Refraction rays: 0 (0.00 per pixel) Unshaded rays: 0 (0.00 per pixel) Peak memory for frame 0: 5.30 GiB collected for 22 categories Peak memory for "Bitmap": 4.02 MiB Peak memory for "Bucket image sampler": 0 B Peak memory for "Dynamic displaced geometry": 0 B Peak memory for "Dynamic geometry": < 1 MiB Peak memory for "Dynamic moving displaced geometry": 0 B Peak memory for "Dynamic moving geometry": 0 B Peak memory for "GI": 3.85 MiB Peak memory for "Lights": 0 B Peak memory for "Misc.": 1.56 GiB Peak memory for "Misc. displaced geometry": 0 B Peak memory for "Misc. geometry": 2.43 MiB Peak memory for "Misc. moving displaced geometry": 0 B Peak memory for "Misc. moving geometry": 0 B Peak memory for "Progressive image sampler": 2.09 GiB Peak memory for "Static displaced geometry": 0 B Peak memory for "Static geometry": 15.22 MiB Peak memory for "Static hair": 0 B Peak memory for "Static moving displaced geometry": 0 B Peak memory for "Static moving geometry": 0 B Peak memory for "Static moving hair": 0 B Peak memory for "Tiled bitmap": 0 B Peak memory for "VFB": 1.62 GiB Number of light evaluations: 4633301 (0.29 per pixel) Maximum memory usage for resman: 0.00 MB Number of intersectable primitives: 192768 SD triangles: 192764 MB triangles: 0 Static primitives: 2 Moving primitives: 0 Infinite primitives: 2 Static hair segments: 0 Moving hair segments: 0 Cleaning up bitmap manager Maximum memory usage for texman: 0.00 MB GI engines: 'Brute force' and 'Light cache' Preparing renderer... Creating bitmap manager Bitmap manager created. Light tree is enabled with clamp coefficient 0.1 and even split coefficient 0.5. CUDA renderer requested. CUDA renderer plugin already loaded. CUDA renderer plugin instance successfully created. EXT_RTOPENCL interface obtained successfully from CUDA renderer plugin instance. Using low thread priority. Max ray intensity is enabled: rendered result may have incorrect brightness. Estimated progressive buffer memory usage of 17943 MB is over the limit of 2048 MB. Falling back to per-pixel filtering. Using Embree ray tracing. Building Embree static trees took 18 milliseconds, memory used 19.93 MB Scanning scene for light plugins. 1 lights found. Using adaptive light evaluation with 8 lights. Using 0.69 MB for adaptive lights buffer Running RTEngine Initializing CUDA renderer... nVidia driver version: 461.40 Checking CUDA driver version: 5001: Installed driver version is newer than the latest verified one! Querying for CUDA devices... Device[0]: Tesla K80 (TCC mode) has compute capability 3.7. PCI Bus ID: 0000:04:00.0 Device[1]: Tesla K80 (TCC mode) has compute capability 3.7. PCI Bus ID: 0000:05:00.0 Setting CUDA stack size to 12000 (293 MiB used for stack) Setting CUDA stack size to 12000 (293 MiB used for stack) Using 5 threads per GPU device Number of CUDA devices: 2 Initializing environment kernel Transferring static geometry tree with 192764 faces to CUDA devices... Total number of dynamic triangles: 0. BUILDING Embree dynamic geometry tree for GPU Embree dynamic geometry tree contains 0 primitives. Embree dynamic geometry tree built in 0.07 ms. Embree BOX tree statistics: Primitives count: 2 (Mem usage:0.00 MB) Meshes count: 0 (Mem usage:0.00 MB) Number of tree nodes: 0 Tree takes 0.00 MB. Build time 0.12 ms. Scene contains 1 lights Bitmap file "C:\Program Files\Chaos Group\V-Ray\V-Ray for Rhinoceros\RhinoDefault.exr" loaded. GPU tex loaded RhinoDefault.exr (idx=0) mip 0, w 1024/1024, h 512/512, channels 3, 3072KB PTX max register count 64:64 Building optimized CUDA kernel (0) for comp cap 3.7 for device 0... PTX file generated with CUDA Toolkit v10.0 for CUDA compute capability 3.0. Optimized CUDA kernel assembled successfully Total memory for device 0 : 11448 MB, free 10748 MB Maximum kernel work group size: 1024 PTX max register count 64:64 Building optimized CUDA kernel (0) for comp cap 3.7 for device 1... PTX file generated with CUDA Toolkit v10.0 for CUDA compute capability 3.0. Optimized CUDA kernel assembled successfully Total memory for device 1 : 11448 MB, free 11051 MB Maximum kernel work group size: 1024 Building light cache. Tracing 2250000 image samples for light cache in 64 passes. Using 490.16 MB for light cache preview buffer Merging light cache passes. Light cache contains 13092 samples. Light cache base memory usage is 3.2 MB. Using premultiplied light cache. Using adaptive lights ver2 Adaptive light grid built in 13.05 ms. LightCache contains valid adaptive lights data. Building GPU adaptive lights... Lightmap successfully loaded. GPU light cache: 18702 samples stored. GPU adaptive lights v1 built successfully Progressive sampling base buffer memory usage: 2016.92 MB GPU adaptive lights v2 built successfully Noise threshold goal lowered to 0.142857 Noise threshold goal lowered to 0.090909 Noise threshold goal lowered to 0.052632 Number of rays per pixel changed to 512, total number of samples is 4608. Noise threshold goal lowered to 0.028571 Number of rays per pixel changed to 64, total number of samples is 459840. Noise threshold goal lowered to 0.014925 Noise threshold goal set: 0.010000 Number of rays per pixel changed to 94, total number of samples is 40326. Number of rays per pixel changed to 254, total number of samples is 40132. Number of rays per pixel changed to 512, total number of samples is 29184. Number of rays per pixel changed to 64, total number of samples is 0. Progressive rendering finished: specified noise level reached Light Cache Statistics Number of premult light cache samples used : 1049715215 Number of light cache samples used : 0 Number of failed usages of light cache : 477146672 Closing RTEngine Max. Mpaths per second: 6.304871 Sampling level reached: 3328 samples per pixel V-Ray GPU kernel render time: 1003.26s Total GPU samples 5919474414 GPU Memory Stats: Device[0] : Tesla K80 Textures : 10.91MiB Static geometry: 17.41MiB Pinned : 290.00MiB Misc : 1.46MiB Internal state : 2820.50MiB LightCache : 1.07MiB Total : 3141.36MiB Device[1] : Tesla K80 Textures : 10.91MiB Static geometry: 17.41MiB Pinned : 290.00MiB Misc : 1.46MiB Internal state : 2820.50MiB LightCache : 1.07MiB Total : 3141.36MiB OCLBufman stats: Owners count : 8 With replace ptrs: 7 Geom pointers : 7 Light pointers : 2 Textures pointers: 1 NVLink allocated : 0 Misc pointers : 10 Total pointers : 21 Device 0 statistics: GPU time: 89.114447 % GPU ray trace time 95.702460 % Transfer to GPU time 0.003976 % Transfer from GPU time 4.293564 % Device 1 statistics: GPU time: 86.525554 % GPU ray trace time 93.382872 % Transfer to GPU time 0.054513 % Transfer from GPU time 6.562615 % Device 0 has 11448MB memory Device 1 has 11448MB memory Device 2 has 4096MB memory VDenoise: Using device 2: GeForce GTX 970 VDenoise: Driver version 461.40 VDenoise: OpenCL compiled successfuly Render elements to be denoised: RGB color Alpha