On Sat, Aug 10, 2024 at 12:53:17PM +0100, Alastair McKinstry wrote: > Just to note, my local machine is arm64, not amd64, which might be relevant. Yes: https://buildd.debian.org/status/package.php?p=mpich&suite=sid > Alastair cu Adrian BTW: barriere.debian.org is the x86 porterbox.