Re: [OE-core] Public project sstate/hash equivalence mirror now live

["Joshua Watt" <JPEWhacker@gmail.com>]

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On Sun, Sep 12, 2021, 10:58 AM Richard Purdie <
richard.purdie@linuxfoundation.org> wrote:

> On Sun, 2021-09-12 at 07:55 -0700, akuster808 wrote:
> >
> > On 9/12/21 4:46 AM, Richard Purdie wrote:
> > > We made the autobuilder sstate public a while ago but it wasn't useful
> after we
> > > switched to hash equivalence by default. I'm pleased to be able to
> report that
> > > we now have a read-only public server for the hash equivalence. We did
> have to
> > > fix a small API omission and a couple of sstate related bugs but I'm
> pleased to
> > > be able to report it is now operational and usable. An example config
> would be:
> > >
> > > SSTATE_MIRRORS ?= "file://.*
> http://sstate.yoctoproject.org/dev/PATH;downloadfilename=PATH"
> > > BB_HASHSERVE_UPSTREAM = "typhoon.yocto.io:8687"
> > >
> > > I've included an example image build below where it took 11 minutes
> for a
> > > core-image-minimal image build. Obviously this is only of benefit if
> you're
> > > building configurations that match the project autobuilder although
> hash
> > > equivalence could be useful alone in reducing some build times.
> >
> > What branches that support hash equivalence will be available other than
> > Master?
>
> The question doesn't make sense as hash equivalence doesn't have a
> "branch".
> We're sharing any hash equivalence data generated from builds on the
> autobuilder.
>

We should (?) backport the BB_HASHSERVE_UPSTREAM patch so that the
instructions to enable it make sense on older branches though.



> > > I have updated the local.conf sample file in poky to match the new
> release.
> > > We're not widely highlighting that information as yet as it remains to
> be seen
> > > how well it scales and what the hosting impacts for it will look like
> but it is
> > > there to experiment with to a wider audience such as this list.
> >
> > The should improve the out-of-the-box experience.
>
> Ultimately that is the hope.
>
> Cheers,
>
> Richard
>
>

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