Memory Leaks

Autodesk Maya (Plugin developed by JimStar)

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p3taoctane
Licensed Customer
Posts: 1418
Joined: Mon Jan 25, 2010 12:53 am

I am trying to render from Maya 2010 a 700 frame animation at a small size of 384 by 288 pixels with only 256 pixel samples. I can not seem to get the animation to render out fully without crashing no matter what I try.

I have tried on a single card machine (As I thought it was the multiple cards causing the problem.)
I have tired on a machine with 32 gigs of ram and used a variety of cards. (All of which have much more memory than what the scene requires. Its only a 8 megabyte scene.)

I could restart the animation at the frame it left off.... BUT it is a dynamics simulation that runs ever so differently each time it builds its dynamic cache. ( I can see if I can bake out the dynamics so I have "hard" keyframes...) But I have seen quite a few posts about having to render out animations multiple times and am just wondering if it is known what causes these crashes so I can minimize the likely hood of their occurrence. Or if 2.3 has a remedy.

Thanks

Peter
Windows 7 Pro_SP 1_64 bit_48 GB Ram_Intel Xeon X5660 2.80 GHZ x2_6 580GTX_1 Quadra 4800
p3taoctane
Licensed Customer
Posts: 1418
Joined: Mon Jan 25, 2010 12:53 am

Attached Animation... not sure if these show up they are flash and quicktime h2
BOXXTRYH2_MOV.mov
(1.86 MiB) Downloaded 4109 times
BOXXTRY_FLV.f4v
(933.07 KiB) Downloaded 4113 times
Windows 7 Pro_SP 1_64 bit_48 GB Ram_Intel Xeon X5660 2.80 GHZ x2_6 580GTX_1 Quadra 4800
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radiance
Posts: 7633
Joined: Wed Oct 21, 2009 2:33 pm

Hi,

I'll move this topic to the maya forum as it's likely a maya exporter issue.
Can you identify what's using up the memory ? is the maya process growing ?

Radiance
Win 7 x64 & ubuntu | 2x GTX480 | Quad 2.66GHz | 8GB
p3taoctane
Licensed Customer
Posts: 1418
Joined: Mon Jan 25, 2010 12:53 am

Thanks Radiance
I'm not sure I have been watching the Windows task manager Performance and Memory used is not changing that much.

Are there any logs that I can look at that would give you more information.

Peter
Windows 7 Pro_SP 1_64 bit_48 GB Ram_Intel Xeon X5660 2.80 GHZ x2_6 580GTX_1 Quadra 4800
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face
Octane Plugin Developer
Posts: 3204
Joined: Sat Mar 06, 2010 2:10 pm
Location: Germany

Try to export one great obj from Maya, mabye 100MB or so.
To export use the Maya obj export, not the script.
Make this 5 or 10 times.
Only export, not render.
Look at the ram.
When all is ok, use the script and export with that 5-10 times, without to render.
After that, look at the ram again.

If the Maya obj export has a leak, you will see it with the first try.
Have the script a leak, you will see it with the second one.

face
Win10 Pro, Driver 378.78, Softimage 2015SP2 & Octane 3.05 RC1,
64GB Ram, i7-6950X, GTX1080TI 11GB
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p3taoctane
Licensed Customer
Posts: 1418
Joined: Mon Jan 25, 2010 12:53 am

thanks will give that a try
Windows 7 Pro_SP 1_64 bit_48 GB Ram_Intel Xeon X5660 2.80 GHZ x2_6 580GTX_1 Quadra 4800
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