Re: [Qemu-devel] [PATCH] tests/prom-env: Ease time-out problems on slow hosts

[David Gibson <david@gibson.dropbear.id.au>]

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On Thu, Feb 09, 2017 at 02:37:26PM +0000, Peter Maydell wrote:
> On 9 February 2017 at 14:13, Thomas Huth <thuth@redhat.com> wrote:
> > Peter Maydell recently ran into time-out problems with the
> > prom-env test on a rather slow ARM board. To tackle this issue,
> > we can speed up the test by running QEMU with "-nodefaults" here,
> > so that SLOF has less devices to scan during boot, and by using
> > the "nvramrc" environment variable instead of "boot-command",
> > since this variable is evaluated earlier in the boot process.
> > And to be really sure that we do not face such time out problems
> > again, let's also increase the time out value from 100s to 120s
> > instead.
> >
> > Signed-off-by: Thomas Huth <thuth@redhat.com>
> > ---
> >  tests/prom-env-test.c | 8 +++++---
> >  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> Seems to cut the elapsed realtime for the pseries board
> down from about 90s to 55s. Hopefully that plus the
> boosted timeout will help.
> 
> Tested-by: Peter Maydell <peter.maydell@linaro.org>

Peter, will you merge this directly, or do you want me to take it
through my tree?

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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