Author Topic: Corona speed and memory  (Read 2772 times)

2014-02-22, 13:05:15

kahein

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Question
did the amount of memory available on a system can speed up corona when rendering.
i ask because i have 10 node based on 17 2600k, nine have 24Go of Ram and one 16Go
and those who have 16 Go made twice the time for rendering the same frame.
All of them share the same spec, same system, same material pieces.
Asus Z10PE-D16 WS / Dual Xeon E5-2690 v4 @ 2.60GHz / RAM 64 Go - GTX 970
Win 10 / Max 2017 / Corona 1.4

2014-02-22, 13:23:52
Reply #1

lacilaci

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And the ram modules are the same as well? Type, capacity, frequency etc...?

2014-02-22, 14:18:25
Reply #2

fobus

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Insufficient amount of RAM can slowdown rendering as your system has to swap to hardravi to compensate it. If scene is huge than it definetely can occure.

2014-02-22, 14:48:02
Reply #3

kahein

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And the ram modules are the same as well? Type, capacity, frequency etc...?

yep all the same
Asus Z10PE-D16 WS / Dual Xeon E5-2690 v4 @ 2.60GHz / RAM 64 Go - GTX 970
Win 10 / Max 2017 / Corona 1.4

2014-02-22, 14:50:16
Reply #4

kahein

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Insufficient amount of RAM can slowdown rendering as your system has to swap to hardravi to compensate it. If scene is huge than it definetely can occure.

ok but even if the scene dont fit the ram totally ?
actually my scene take 9 Go of ram when rendering. Plus the systeme it ake 13 go of ram on 16Go
i can't see why it take twice the time on that node only
Asus Z10PE-D16 WS / Dual Xeon E5-2690 v4 @ 2.60GHz / RAM 64 Go - GTX 970
Win 10 / Max 2017 / Corona 1.4