Re: [PATCH v2] tests/functional/aarch64: add tests for FEAT_RME

[Pierrick Bouvier]

On 12/2/24 03:04, Peter Maydell wrote:
> On Mon, 2 Dec 2024 at 10:58, Marcin Juszkiewicz
> <marcin.juszkiewicz@linaro.org> wrote:
> > W dniu 1.12.2024 o 19:09, Pierrick Bouvier pisze:
> > > Hi Marcin,
> > >
> > > On 12/1/24 05:34, Marcin Juszkiewicz wrote:
> >
> > > > So RME tests probably need longer timeouts or would not run at all.
> > >
> > > By any chance, are you running those tests in debug mode?
> >
> > zOMG, thanks! Turned out that I left "--enable-debug" in my local build
> > and forgot to remove it.
> >
> > 90s vs 2974s is a difference ;D
>
> That is a particularly awful debug-to-non-debug performance
> difference; it might be worth looking into what exactly
> is causing it.

Indeed.

This test boots a nested VM (using kvm, not tcg), do you any idea why 
such use case could be so slow with QEMU?

> -- PMM