Re: Parallel downloads

[Ludovic Courtès]

Hello,

Pierre Neidhardt <address@hidden> skribis:

> Ludovic Courtès <address@hidden> writes:
>
>> it’s not supposed to be
>> faster to download 10 things in parallel from ci.guix.gnu.org, than to
>> download them sequentially.
>
> I was thinking a little bit ahead in the future, e.g. when we have more
> build farms (if it ever happens), or with Torrent / IPFS support.  Then
> I believe it would be highly beneficial: a sufficiently fast  connection
> could effectively parallelize enough downloads to fill the bandwidth.

I think we’ll have to revisit this issue at that point; it’s hard to
discuss things in the abstract.  :-)

> Also what about the CDNs?  Is it currently possible to download from
> multiple CDNs at the same time?

We’d have to ask Chris Marusich about that, but I think CDNs should
typically use all the available bandwidth so I suspect there’s little to
be gained by having several connections in parallel.

Ludo’.