[LTP] msgstress03: "Fork failed (may be OK if under stress)" problem observed on qemu.

[Kautuk Consul]

Thanks for the quick response. Any idea when changes to these
test-cases is merged in the mainline ?

On Fri, Jan 21, 2022 at 2:39 PM Cyril Hrubis <chrubis@suse.cz> wrote:
>
> Hi!
> Hi!
> > The reason why other test-cases like msgstress04 dont fail is because
> > the nprocs value is set with a different calculation.
> > Specifically, I observe that the msgstress04 testcase uses only
> > free_pids / 2 pids instead of the full free_pids number of processes.
> >
> > Can someone confirm my findings ? If needed I can also send out a
> > patch with my above nprocs/2 changes if required.
> > Or, if there is any better fix or opinion kindly reply back to us.
>
> Actually these test are broken much more than this, they need to be
> redesigned and rewritten properly. There is even a work-in-progress
> patchset, but unfortunatelly it wasn't updated for nearly a year, see:
>
> https://patchwork.ozlabs.org/project/ltp/list/?series=233661
>
> https://github.com/linux-test-project/ltp/issues/509
>
> --
> Cyril Hrubis
> chrubis@suse.cz