Re: Implications of QEMU binfmt transparent emulation for builds

2021-04-20 Thread Maxim Cournoyer
Hello Mark, Mark H Weaver writes: > Hi Christopher, > > Christopher Baines writes: > >> I'm starting to play with mixing native and emulated builds with the >> Guix Build Coordinator again. I did do this many months ago, but at that >> time, there wasn't support for targeting retries across a r

Re: Implications of QEMU binfmt transparent emulation for builds

2021-03-10 Thread Ludovic Courtès
Hi Chris, Christopher Baines skribis: > Anyway, something that's been on my mind regarding QEMU and builds is > how well this matches up with building natively. In particular, I'm > concerned that there are some derivations that will build on system A > with some QEMU configuration allowing bina

Re: Implications of QEMU binfmt transparent emulation for builds

2021-03-07 Thread Christopher Baines
Mark H Weaver writes: > Hi Christopher, > > Christopher Baines writes: > >> I'm starting to play with mixing native and emulated builds with the >> Guix Build Coordinator again. I did do this many months ago, but at that >> time, there wasn't support for targeting retries across a range of >> m

Re: Implications of QEMU binfmt transparent emulation for builds

2021-03-07 Thread Christopher Baines
Léo Le Bouter writes: > On Sat, 2021-03-06 at 21:35 +, Christopher Baines wrote: > > In general I think binary translation is very wasteful use of computing > resources. At least use something like this: > http://csl.iis.sinica.edu.tw/hqemu/ - otherwise I think building > natively is at the

Re: Implications of QEMU binfmt transparent emulation for builds

2021-03-06 Thread Mark H Weaver
Hi Christopher, Christopher Baines writes: > I'm starting to play with mixing native and emulated builds with the > Guix Build Coordinator again. I did do this many months ago, but at that > time, there wasn't support for targeting retries across a range of > machines, to help avoid blockages du

Re: Implications of QEMU binfmt transparent emulation for builds

2021-03-06 Thread Léo Le Bouter
On Sat, 2021-03-06 at 21:35 +, Christopher Baines wrote: In general I think binary translation is very wasteful use of computing resources. At least use something like this: http://csl.iis.sinica.edu.tw/hqemu/ - otherwise I think building natively is at the end less costly. > I'd like the Gu

Implications of QEMU binfmt transparent emulation for builds

2021-03-06 Thread Christopher Baines
Hey, I'm starting to play with mixing native and emulated builds with the Guix Build Coordinator again. I did do this many months ago, but at that time, there wasn't support for targeting retries across a range of machines, to help avoid blockages due to QEMU issues. Anyway, something that's been