On Sun, Oct 28, 2018 at 05:01:05PM +0000, Steve McIntyre wrote: > I now have 3 more basic Synquacer machines in my posession, ready to > order new cases, RAM, etc. (They ship in desktop cases with a single > 1TB hard drive and 4 GiB of RAM.) Again, I'm hoping to pick more up in > the future, but supply is still limited. very nice!
> Again, I'll reiterate - these machines are *not* fast for
> single-threaded workloads but they have a lot of cores so it's
> perfecty reasonable to run lots of things in parallel. For my own
> build testing, I've been running up to 6 sbuilds in parallel for
> better throughput while lots of our builds don't parallelise
> individually. They should also work well for multiple VMs running in
> parallel.
6 sbuilds with how much RAM?
> So, practical questions...
>
> Hardware setup: I've configured the earlier 3 as buildds in little 1U
> cases with 32GiB RAM and mirrored SSDs, but for $reasons they're not
> yet installed and running. I'm assuming that a similar spec would be
> wanted for autopkgtest/ci and reproducible builds?
yes. 32gb ram sounds reasonable. 100 or better 200gb ssd is fine for us.
> If so, we'll need
> to ask for approval for funds for that - it cost ~£750 per machine to
> do it. I had offers of funds at DC18 which I'm about to chase to help.
cool, thanks! (for everything! :)
> Hosting: Talking to DSA, it seems they're not too keen on hosting /
> managing new machines for these projects. What are current hosting
> arrangements for you folks?
we have a zoo of armhf/arm64 machines in Vagrant's basement, 8 arm64
sleds at codethink and lots of virtual machines in the profitbricks
cloud. we maintaim them ourselves.
--
cheers,
Holger
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holger@(debian|reproducible-builds|layer-acht).org
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