Sleeping slaves and masters

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manalokos
Licensed Customer
Posts: 441
Joined: Fri Nov 18, 2011 4:43 pm

Hello

I just noticed when doing rendering with slaves, that the master stops rendering and leaves the slaves working alone...
so the fastest computers will eventually stay idle, contemplating the universe, while waiting for the others to finish the job...

I find this a disappointing surprise... I understand that each machine has a specific workload to be done on each frame, but
it is a waste of resources to have both the Master and the Slaves sleeping while the still active ones finish their part of the job.

How can we avoid or optimize this issue?

Attached is a screenshot of the activity of the master, and as you can see it is idle 20% of the time.... makes me wonder if it is any good to use slaves at all?

Kind regards
Filipe
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glimpse
Licensed Customer
Posts: 3740
Joined: Wed Jan 26, 2011 2:17 pm
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good day, Filipe.

could You list the hardware You use?

in some case that could be due to slow network or other bits. So it's worth to look into.

Sinc.
tom
manalokos
Licensed Customer
Posts: 441
Joined: Fri Nov 18, 2011 4:43 pm

Hi Tom,

We have several machines with 4x 2080ti and some others with 4x1080ti, windows 7, the network is a bottleneck of course,
as we are using animated trees in alembic, this makes the problem worse...
but I would prefer that the machines would continue working and add some more samples to the frames instead of waiting for the others.
sometimes if a slave hangs in the middle of an animation, the whole render stops, resulting in wasted nights...


Kind regards
Filipe
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