No Speed benefit adding render nodes

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No Speed benefit adding render nodes

Postby aathom » Thu Sep 15, 2022 12:44 am

aathom Thu Sep 15, 2022 12:44 am
Hi, i've added a second machine with 2 GPU cards as an additional render node, everything seems to be working but there is no increase in render speeds.

The GPU monitor on the render node machine is showing both the additional cards running at 1980mhz, maxed out, the main work station is seeing them, they are appearing in the network render tab, and have both been bound to the base machine.

I've run a test with the main workstation rendering 100 frames on it's own and then added the render node to run the same 100 frames but there is no increase in render speeds.

Not sure if there is something I have missed.

Thanks for any advice/help.

Cheers
Aaron
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Re: No Speed benefit adding render nodes

Postby glimpse » Thu Sep 15, 2022 1:25 pm

glimpse Thu Sep 15, 2022 1:25 pm
when You look into utilization (GPU load over time) graph, does it have any gaps?

what could happen with network rendering if You have a slow one, is that rather than rendering GPUs are waiting for information and doing nothing half of time. this could lead to situations where You add same or similar amount of render power but do not see any positive effect in render times.

if there is no way to make You render network a bit faster, usually keep rendering on each of those machine is the way to go. On that instance, instead of both machines working on the same sequence at the same time, one works on first half, other on the second - You end up having the same work done, without any negative effects that You network would bring.

hope it makes sense.
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Re: No Speed benefit adding render nodes

Postby aathom » Thu Sep 15, 2022 10:18 pm

aathom Thu Sep 15, 2022 10:18 pm
thanks, the cpu in the second machine is a slower machine, i'll check the GPU utilization.

If no luck i'll try reinstalling, i'm running 4 x 2080 supers, 2 on each machine and was hoping to see a good bump in speed

thanks again
W10 64 bit | DUAL XEON E5-2687W v3 | DUAL NIVIDA RTX 2080 Super | 96 GB DDR4 RAM
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Re: No Speed benefit adding render nodes

Postby aathom » Mon Oct 03, 2022 11:50 pm

aathom Mon Oct 03, 2022 11:50 pm
I deleted the software and reinstalled the render node again, it fixed the issue, weird as everything was indicating it was working
W10 64 bit | DUAL XEON E5-2687W v3 | DUAL NIVIDA RTX 2080 Super | 96 GB DDR4 RAM
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