[Openembedded-architecture] A journey into parallelisation of oe-selftest

[Richard Purdie]

On Sun, 2018-07-15 at 12:56 +0100, Richard Purdie wrote:
> I've since discovered that one of the systemd_boot tests took around
> 5 hours and the rest of the tests finished within about an hour (the
> sstate cache was hot). I strongly suspect this is due to its use "-c
> cleansstate" which on the autobuilder with its huge sstate store on
> NFS is very very slow. There is a patch pending to remove that as
> tests should never be deleting from sstate anyway.

As if to prove my point we just happened to see this exact failure:

https://autobuilder.yocto.io/builders/build-appliance/builds/1118

which is caused by a oe-selftest for sumo that was running in parallel.
To speed up builds and build safety I'll ensure that fix gets
backported.

Cheers,

Richard