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Re: [PATCH v3 0/4] Yocto Gitlab CI
- To: Michal Orzel <michal.orzel@xxxxxxx>
- From: Bertrand Marquis <Bertrand.Marquis@xxxxxxx>
- Date: Mon, 31 Oct 2022 15:00:01 +0000
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- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Doug Goldstein <cardoe@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Delivery-date: Mon, 31 Oct 2022 15:00:21 +0000
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- Thread-topic: [PATCH v3 0/4] Yocto Gitlab CI
Hi Michal,
> On 31 Oct 2022, at 14:39, Michal Orzel <michal.orzel@xxxxxxx> wrote:
>
> Hi Bertrand,
>
> On 31/10/2022 15:00, Bertrand Marquis wrote:
>>
>>
>> This patch series is a first attempt to check if we could use Yocto in
>> gitlab ci to build and run xen on qemu for arm, arm64 and x86.
>>
>> The first patch is creating a container with all elements required to
>> build Yocto, a checkout of the yocto layers required and an helper
>> script to build and run xen on qemu with yocto.
>>
>> The second patch is creating containers with a first build of yocto done
>> so that susbsequent build with those containers would only rebuild what
>> was changed and take the rest from the cache.
>>
>> The third patch is adding a way to easily clean locally created
>> containers.
>>
>> This is is mainly for discussion and sharing as there are still some
>> issues/problem to solve:
>> - building the qemu* containers can take several hours depending on the
>> network bandwith and computing power of the machine where those are
>> created
> This is not really an issue as the build of the containers occurs on the local
> machines before pushing them to registry. Also, building the containers
> will only be required for new Yocto releases.
>
>> - produced containers containing the cache have a size between 8 and
>> 12GB depending on the architecture. We might need to store the build
>> cache somewhere else to reduce the size. If we choose to have one
>> single image, the needed size is around 20GB and we need up to 40GB
>> during the build, which is why I splitted them.
>> - during the build and run, we use a bit more then 20GB of disk which is
>> over the allowed size in gitlab
> As we could see during v2 testing, we do not have any space restrictions
> on the Xen GitLab and I think we already decided to have the Yocto
> integrated into our CI.
Right, I should have modified this chapter to be coherent with your latest
tests.
Sorry for that.
>
> I will do some testing and get back to you with results + review.
Thanks
Cheers
Bertrand
>
> ~Michal
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