Guy Fleury, le ven. 27 févr. 2026 15:55:39 +0200, a ecrit: > Le 27 février 2026 10:17:24 GMT+02:00, Jan Jaeger <[email protected]> a > écrit : > >I have installed the smp kernel and am trying to run with more than one CPU > >(under QEMU) and I do get lockups, where it appears that one CPU goes into > >a loop and the system stalls. > > > >I have no issues when I run with -smp 1 (on the qemu commandline), however > >it does lock up with -smp 2 or more. Also, it appears that it gets a lot > >further when I specify more CPUs (e.g. 8), but it then still locks up, but > >at a later stage. > > > >My qemu config is: > > > >kvm -m 16G -cpu host -smp 2 \ > > > Currently smp 2 has a bug. I have fill a fix for that. Until it is merge test > with smp 6 to check what happens. And try to use -M q35 not -cpu host
-cpu host remains useful to benefit from all sse etc. extensions that your processor supports. Samuel
