Re: "make check-acceptance" takes way too long

[Markus Armbruster]

Thomas Huth <thuth@redhat.com> writes:

> On 20/01/2022 16.13, Peter Maydell wrote:
>> On Fri, 30 Jul 2021 at 16:12, Peter Maydell <peter.maydell@linaro.org> wrote:
>>>
>>> "make check-acceptance" takes way way too long. I just did a run
>>> on an arm-and-aarch64-targets-only debug build and it took over
>>> half an hour, and this despite it skipping or cancelling 26 out
>>> of 58 tests!
>>>
>>> I think that ~10 minutes runtime is reasonable. 30 is not;
>>> ideally no individual test would take more than a minute or so.
>>>
>>> Output saying where the time went. The first two tests take
>>> more than 10 minutes *each*. I think a good start would be to find
>>> a way of testing what they're testing that is less heavyweight.
>>
>> Does anybody have some time to look at this? It makes
>> 'check-acceptance' almost unusable for testing fixes locally...
>
> We could start using the "SPEED" environment variable there, too, just
> like we already do it in the qtests, so that slow tests only get
> executed with SPEED=slow or SPEED=thorough ...?

No objection, but it's no replacement for looking into why these tests
are so slow.

The #1 reason for things being slow is not giving a damn :)