[Cin] Render farm

[Phyllis Smith]

Andrea, that is GREAT NEWS as I was very worried about AppImage not working.

> Is it possible to create a generally valid script to replace the one
> mentioned in the manual?
>
Probably, but I do now know what it is.

> Every time you close the client instances, if you want to redo the render
> farm, you have to repeat the associations.
>
I never had to do this but I will try it again and see if that has changed.
Will have to look at some of the other things you mentioned.  It would be
good for you to open a BT on the Calf plugins reload though.

On Wed, Mar 17, 2021 at 4:06 AM Andrea paz via Cin <
cin at lists.cinelerra-gg.org> wrote:

> Success!
> For my tests, it seems that the main problem is the script to
> associate all the clients with one command. Doing the associations one
> at a time works for me. Is it possible to create a generally valid
> script to replace the one mentioned in the manual?
>
> Both the built CinGG and the AppImage WORKS for me. For the latter,
> perhaps because something was left in memory, I had to kill some
> instances of cin indicated by the command "ps -ef | grep cin".
>
> I noticed a few things:
> 1- AppImage reloads calf plugins every time; associating clients
> extends the loading time to about 25s per client. It is advisable to
> disable calfs momentarily when we want to do a Render Farm (unless
> they are used in the project, of course).
> 2- If there are labels in the project to be rendered it may happen
> (rarely) that they are taken as render points even if they are not
> set. In this case it is advisable to use the In/Out Points for the
> whole timeline and use them as render option instead of "Whole
> Project".
> 3- Every time you close the client instances, if you want to redo the
> render farm, you have to repeat the associations. It is probable that
> we need to clean the memory from the cin processes to make it work
> again. You can see the processes with "ps" and then you have to kill
> them one by one. Now the association of the clients works without
> errors.
>
> Some information about my tests:
> Rendering a 16 minute file (consisting of edits of Big Buck Bunny at
> 1080p in h264 and Tears of Steel at 1080p in VP8; CPU: 8c/16t: RAM
> 32GB) is rendered in:
>
> Render Farm:     12.11 min and 47.722 fps (All threads at 100%; RAM ~10GB)
> No Render Farm:  35 min and 7 fps (All Threads ~30%)
> RF con AppImage: 12.07 min and 41.563 fps (All Threads at 100%; RAM ~10GB)
>
> Now it remains to understand how RenderMux works because, for now, I
> use ffmpeg to merge the various files obtained.
> --
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> Cin at lists.cinelerra-gg.org
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>
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