Re: Is the MBS (Module Build Service ?) alright?

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On Wed, Nov 20, 2019 at 12:10 PM Mikolaj Izdebski <mizdebsk@xxxxxxxxxx> wrote:
>
> On Wed, Nov 20, 2019 at 11:43 AM Fabio Valentini <decathorpe@xxxxxxxxx> wrote:
> > I've been noticing irregular, weird surges in koji activity for the
> > past few weeks, and today, another one happened. Within 2 hours (8AM
> > and 10AM UTC), MBS submitted ±350 builds to koji (of which almost half
> > failed), drowning out any other build activity:
> >
> > koji list-builds --after=2019-11-20 --before=2019-11-21 --sort-key=-build-id
>
> On November 20, 2019, 07:35:08 UTC I submitted module build #7074 [1],
> which completed successfully.
> On November 20, 2019, 09:33:54 UTC I submitted module build #7079 [2],
> which failed.
>
> [1] https://release-engineering.github.io/mbs-ui/module/7074
> [2] https://release-engineering.github.io/mbs-ui/module/7079
>
> > Previous occurrences of these surges (at least the ones I noticed,
> > because koji was awfully slow to schedule any of my builds) were on
> > Nov 6, Nov 8, and Nov 12.
> > See: https://twitter.com/decathorpe/status/1192061920829984768
>
> Whenever someone submits a big module build, MBS can submit hundreds
> of individual component builds to Koji. In case of javapackages-tools
> module it is ~168 components. Koji builds are picked up and processed
> in FCFS order, meaning that any builds submitted after module
> component builds will be picked up after modular builds.
>
> > I hope that's some sign that something is not working as intended?
>
> This is expected behaviour of MBS.

Today, builds submitted by MBS made up more than 80% of total builds,
or over 5x the number of "normal" builds.
What an incredible waste of resources.

> --
> Mikolaj Izdebski
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