On Tue, 15 Oct 2024 at 13:01, Peter Maydell <[email protected]> wrote:
> If it is, it's one where it's intermittent whether it hits or not
> (e.g. I grepped a bunch of my local logs for this test and there's
> a lot of 18s and a 30s and a couple of 60s) and it tends to hit for
> multiple tests in a single CI run when it does hit. e.g.
>
> https://gitlab.com/qemu-project/qemu/-/jobs/8065512834
>
> https://gitlab.com/qemu-project/qemu/-/jobs/8069311713
>
> are a failure and a pass of the same git hash for "clang-system".
> The 'make check' stage on the failure took just under 40 minutes;
> the same 'make check' on the passing job took less than 3 !
> The 'make' stage also had a similar gap in timing between the
> two, and I don't think that's entirely because of ccache caching
> effects because the stats at the bottom of the passing job
> say the hitrate was >90%.

I managed to both misread the ccache stats and then miswrite
what I intended to say about them. Rereading them, what
they say is that the hitrate is less than 1%...

-- PMM

Reply via email to