Repeated crashing of Octane during long renders

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Reality4
Licensed Customer
Posts: 91
Joined: Wed Oct 13, 2010 10:34 am

Hi to all,

Octane keeps crashing during long renders, I think it mainly happens with the pathtracing engine.

Is there a way at all to save image copies during rendering e.g. every 5 minutes, to at least have the

And I must be mixing this up with another engine, but is it also not possible to save the current render state and then resume later? But I can't find that option.

Thanks for any help!
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matej
Licensed Customer
Posts: 2083
Joined: Fri Jun 25, 2010 7:54 pm
Location: Slovenia

Sorry there is no autosave (feature request thread here) and no way to save render state.
SW: Octane 3.05 | Linux Mint 18.1 64bit | Blender 2.78 HW: EVGA GTX 1070 | i5 2500K | 16GB RAM Drivers: 375.26
cgmo.net
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glimpse
Licensed Customer
Posts: 3740
Joined: Wed Jan 26, 2011 2:17 pm
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If You have problems with long renders crashing, here's an idea to overcome that issue (not to solve),.
Assuming You run windows, just write .bat file using comand line to render let's say 6x renders to 2k samples, save each of them and combine later ir PS - this would look and take the same amount of time as 12k render, but if Your PC is going to crash at least You have some of render work saved =) that might be a temprary solution for You.

On the orher hand, try to investigate what crashes Your mashine: monitor temperature, look what is running (simply turn off everything You don't need: some user had some stability problems even with word runing..), etc.
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acc24ex
Licensed Customer
Posts: 1481
Joined: Fri Mar 19, 2010 10:58 pm
Location: Croatia
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I have a feeling you have trouble with overheating
check temps
http://www.cpuid.com/softwares/hwmonitor.html
Reality4
Licensed Customer
Posts: 91
Joined: Wed Oct 13, 2010 10:34 am

Hi, thanks to all for replying and the tips.

By the way, it's not Windows that is crashing. When I look at my monitor in the morning, everything is at it was, except for the Octane application: it's gone.

Apparently it has shut down itself somehow... I render after a fresh restart without other programs running, and I don't have anti-virus progs. Also 16GB of RAM should be enough, right?

Thanks for any other suggestions.
Reality4
Licensed Customer
Posts: 91
Joined: Wed Oct 13, 2010 10:34 am

I think I have solved the issue. I downloaded Nvidia System Tools and under 'Performance' (after agreeing the license) I found 'Device Settings' and could set the gpu fan to 90%. I also disconnected my second monitor.

Octane now has been rendering for over 20 hours without a problem with the scene that made it crash before.

So maybe the videocard has reset itself making Octane shut down?

Anyway I hope this helps anyone with the same issues.
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