Crashes and Dual GPU issues

Sub forum for bug reports

Moderators: ChrisHekman, aoktar

Forum rules
Before posting a bug report, please check the following:
1. That the issue has not already been disclosed
2. That the issue is specific to this plugin, and not Octane in general (Try reproducing it in Standalone)
Bugs related to the Octane Engine itself should be posted into the Standalone Support sub-forum.


All bug reports should include the information below, along with a detailed description of the issue and steps to reproduce it.
A. Operating System, including version (i.e. Win 7, OSX 10.11.2, Ubuntu 14.04, etc.)
B. Graphics Card(s) model (i.e. GTX 580 - 3GB, TITAN, etc.)
C. RAM Capacity (i.e. 6 GB)
D. Nvidia driver version (i.e. 7.50, 7.5.22)
E. OctaneRender Standalone version, if installed (i.e. 2.24.2, 2.23, etc.)
F. OctaneRender plugin version (i.e. v2.25 - 2.21)
G. Host application version, including build number if available (i.e. 3ds Max 2016 Build 18.0)
H. A detailed description of the issue and steps to reproduce it (Include Screenshots or video capture), as well as an example scene if applicable.
I. Copies of the Octane Log window and Console window outputs (full text attached as a file to your post is recommended).


Please note that reports of issues inside existing threads will be ignored/removed, and reports may be closed if the reporter does not respond to subsequent queries in the thread.
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Lipadoza
Licensed Customer
Posts: 12
Joined: Sun Jan 29, 2017 10:12 pm

A. Win 7
B. Gtx 1070 (x2)
C. 32GB
D. 397.93
E. X
F. 4.0 XB2.1
G. C4D R19.053
H. Rendering a scene with AI denoising presents me with a series of hiccups, first of:

When using both gpu's, by enabling both under the octane console settings > Devices tab
It will give me an error on completion claiming that there is not enough ram available.

I managed to fix this by disabling SLI under my nvidia settings,
however using one or two gpu's did not show me any increase in render times whatsoever.

When using a single gpu, by disabling one, it will render fine, but it will infinitely increase it's ram usage until it will either:
finally crash entirely, just freeze and it appears to also cause random render time spikes

I work with a single HDRI lighting setup in my scene.
Scene consists of less than 1million polygons and the most intensive thing to render is probably the brick displacement texture on the main building.
There's a single static camera and I use AI denoising.
User avatar
aoktar
Octane Plugin Developer
Posts: 16066
Joined: Tue Mar 23, 2010 8:28 pm
Location: Türkiye
Contact:

Thanks for reporting that!
I prefer to follow bugreports from RELEASE topics for BETA/TEST versions. Otherwise it's unnecessarily causing confusion in the bugreport section. Mostly we're aware of crashes for BETA/TEST versions.
Octane For Cinema 4D developer / 3d generalist

3930k / 16gb / 780ti + 1070/1080 / psu 1600w / numerous hw
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