Re: "guix deploy" is in git master

[Ludovic Courtès]

Hey!

Christopher Lemmer Webber <address@hidden> skribis:

> Jakob L. Kreuze writes:
>
>> Hi Dave,
>>
>> "Thompson, David" <address@hidden> writes:
>>
>>> Agreed. Also this should be done in parallel eventually because
>>> updating 24 machines serially is silly.
>>
>> Good idea. Do we have a Guix-specific API for parallelism, or should I
>> look to the Guile manual section on Futures?
>
> You can spawn a bunch of threads, then use Guile's channels to
> synchronize with the main thread.  (Not to be confused with Guix's
> channels!)

I think you mean Fibers channels, right?

You could also try to simply use ‘par-map’ and the likes, but be
cautious when you start dreading into that: you’ll have to make sure you
don’t share SSH sessions or ports between threads, that you don’t modify
shared vlists/vhashes, etc.

Ludo’.