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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN X-Spam-Score: -8.15 X-Migadu-Queue-Id: 2AACE76723 X-Migadu-Scanner: mx10.migadu.com X-Migadu-Spam-Score: -8.15 X-TUID: 1qDnZbjncdsU Vagrant Cascadian skribis: > On 2024-07-02, Ludovic Court=C3=A8s wrote: >> We (Andreas, Chris, Ricardo, Romain, and myself) were having a >> discussion about what it would take to set up a build farm similar to >> what=E2=80=99s behind ci.guix: roughly 30 x86_64 servers, with 32-core/6= 4-thread >> CPUs and 128 GiB of RAM. The reason for this discussion is that we were >> thinking that we should not take our existing build farms for granted >> and be prepared for the future. >> >> The various options and back-of-the-envelope estimates we came up with >> are as follows: >> >> 1. Buying and hosting hardware: >> 250k=E2=82=AC for hardware >> 3k=E2=82=AC/month (36k=E2=82=AC/year) >> >> 2. Renting machines (e.g., on Hetzner): >> 6k=E2=82=AC/month (72k=E2=82=AC/year) >> >> 3. Sponsored: >> get hardware and/or hosting sponsored (by academic institutions or >> companies). > > This may be a little wild, but what are the downsides to doing some > combination of all of the above? Maybe higher bandwidth requirements > between the various pieces of infrastructure presumably being hosted in > different locations? Maybe also a little more complexity in the overall > setup? Good point. In practice we=E2=80=99re already doing a combination of the a= bove and I agree that there are probably advantages to keep it that way. My understanding is that Debian does #3 exclusively, with sponsorship coming from a variety of organizations. Ludo=E2=80=99.