It would also be quite reasonable that we modify our build to easily
exclude Docker tests like these, in spite of Docker being available.  CC @Jan
Høydahl <[email protected]>

On Mon, Dec 8, 2025 at 1:20 AM Sudip Roy via dev <[email protected]>
wrote:

> Hi,
>
> Thanks for informing us.
> We’ve been looking into the Tika-related test failures on s390x.
> It appears that the Apache Tika does not yet provide support for s390x,
> which looks to be the root cause of the failures we are seeing in Apache
> Solr tests.
> Our team is actively working on addressing this gap, and we’ll share
> updates as soon as we have progress.
>
> Regards,
> Sudip Roy
>
> ________________________________
> From: David Smiley <[email protected]>
> Sent: 01 December 2025 11:43
> To: [email protected] <[email protected]>
> Subject: [EXTERNAL] Re: Inquire About Recent Disabling of s390x CI in
> Apache Solr
>
> So far so good except the Docker based tests for our use of Tika (recently
> added, by the way), are unhappy:
>
> https://ci-builds.apache.org/job/Solr/job/Solr-Test-main-s390x/lastCompletedBuild/testReport/
>
> On Thu, Nov 20, 2025 at 11:30 AM Sudip Roy <[email protected]>
> wrote:
>
> > Hi,
> >
> > Thank you for the detailed information.
> >
> > Regarding the parallel tests, would it be possible to reduce the number
> of
> > parallel test executions on the runners to see if that helps?
> > Please let us know if there's anything we can do to support. We're more
> > than happy to assist with anything needed on our side.
> >
> > Regards,
> > Sudip Roy
> > ________________________________
> > From: David Smiley <[email protected]>
> > Sent: 26 August 2025 09:33
> > To: [email protected] <[email protected]>
> > Subject: [EXTERNAL] Re: Inquire About Recent Disabling of s390x CI in
> > Apache Solr
> >
> > I don't think we know how to answer that other than to say -- similar to
> > other machines.  Which is no special hardware, really.  I'm skeptical
> > replacing the machine with a faster one actually solves anything
> > fundamentally.
> >
> > I suspect that the real underlying problem is flakiness in Solr that
> > triggers in scenarios when Solr is running slowly for whatever reason,
> > which could be doing too much work in parallel (like too many tests in
> > parallel).  Maybe we could simply configure that build to use fewer test
> > runners.
> >
> > On Mon, Aug 25, 2025 at 10:38 AM Sudip Roy <[email protected]>
> > wrote:
> >
> > > Hi,
> > >
> > > Could you please share the system specifications required for the tests
> > to
> > > run smoothly on s390x? We are working on providing new hardware.
> > >
> > > Regards,
> > > Sudip Roy
> > >
> > > -----Original Message-----
> > > From: Sudip Roy <[email protected]>
> > > Sent: 23 July 2025 12:16
> > > To: [email protected]
> > > Subject: Re: Inquire About Recent Disabling of s390x CI in Apache Solr
> > >
> > > Hi Houston,
> > >
> > > Thanks for the clarification. Totally understand the concern around
> flaky
> > > tests due to hardware limitations.
> > > We can look into upgrading the hardware for the s390x runners to better
> > > support the test suite. Could you please share the kind of
> configuration
> > > that will be needed?
> > >
> > > Regards,
> > > Sudip Roy
> > >
> > >
> > > -----Original Message-----
> > > From: Houston Putman <[email protected]>
> > > Sent: 23 July 2025 07:01
> > > To: [email protected]
> > > Subject: Re: Inquire About Recent Disabling of s390x CI in Apache Solr
> > >
> > > Yeah, that was me.
> > >
> > > I am obviously happy to have Solr tested on as many architectures as
> > > possible. It's just a problem when the tests are much more likely
> failing
> > > because of underpowered hardware on the test runner. So in order to
> clean
> > > up our failing tests reporter, I thought it made sense to disable the
> > s390x
> > > builds.
> > >
> > > Would it be possible to get a more powerful test runner so that our
> tests
> > > are much less flaky on it?
> > >
> > > - Houston
> > >
> > > On Tue, Jul 22, 2025 at 12:38 PM Mike Drob <[email protected]> wrote:
> > >
> > > > There was a previous question about this on the mailing list a few
> > > > days ago
> > > > -
> > > > https://lists.apache.org/
> > > >
> &d=DwIFaQ&c=BSDicqBQBDjDI9RkVyTcHQ&r=89rAlzwEGrdOvdu8CVs_Po_VWALHAuHSt
> > > >
> GQRY8YB0i8&m=_EQkWWBOawwWgF6Yhsg_NMTBa24rwkEPJg6-TP6kCwXUagedPf3_eiwGp
> > > > M5dBxLF&s=uGXAmJvZxR4cqsyX1rWq5TBSTbvUOM8hKkzX8OploBY&e=
> > > >
> thread_5lzz0320n9v5ljnk1hwwplxpylqr1zbj&d=DwIFaQ&c=BSDicqBQBDjDI9RkVyT
> > > >
> cHQ&r=89rAlzwEGrdOvdu8CVs_Po_VWALHAuHStGQRY8YB0i8&m=vwNQSnAJr8opb7WsL5
> > > >
> _A66dYCzQNzWgxsZ6E_gx13k45UFR-yfe_ifZtIOO-Xr-A&s=GA_jY-Erfm8AHZbBxX_cv
> > > > KKGxEi1e0nMPhsl36Y4Qnw&e=
> > > >
> > > > On Tue, Jul 22, 2025 at 2:27 PM Ishan Chattopadhyaya <
> > > > [email protected]> wrote:
> > > >
> > > > > > I noticed that Apache Solr CI support for the s390x architecture
> > > > > > has
> > > > been
> > > > > disabled recently
> > > > >
> > > > > I don't remember seeing this architecture before. Are you referring
> > > > > to
> > > > this
> > > > > architecture being used in ASF Jenkins for Apache Solr project?
> > > > >
> > > > > On Tue, 22 Jul 2025 at 10:25, Sudip Roy <[email protected]
> >
> > > > > wrote:
> > > > >
> > > > > > Hello,
> > > > > >
> > > > > > I noticed that Apache Solr CI support for the s390x architecture
> > > > > > has
> > > > been
> > > > > > disabled recently. We rely on Apache Solr on s390x systems, and
> > > > > > the
> > > > > removal
> > > > > > of CI coverage makes it more difficult to ensure ongoing
> > > > > > compatibility
> > > > > and
> > > > > > catch regressions early.
> > > > > > I've raised a JIRA issue about this concern (
> > > > > > https://issues.apache
> > > > > >
> &d=DwIFaQ&c=BSDicqBQBDjDI9RkVyTcHQ&r=89rAlzwEGrdOvdu8CVs_Po_VWALHA
> > > > > >
> uHStGQRY8YB0i8&m=_EQkWWBOawwWgF6Yhsg_NMTBa24rwkEPJg6-TP6kCwXUagedP
> > > > > > f3_eiwGpM5dBxLF&s=w9pAsho8IsjTGtic3OSqQ6kiUhQKs3qgjc7MhhZLun4&e=
> > > > > >
> > >
> >
> .org_jira_browse_SOLR-2D17807&d=DwIFaQ&c=BSDicqBQBDjDI9RkVyTcHQ&r=89rAlzwEGrdOvdu8CVs_Po_VWALHAuHStGQRY8YB0i8&m=vwNQSnAJr8opb7WsL5_A66dYCzQNzWgxsZ6E_gx13k45UFR-yfe_ifZtIOO-Xr-A&s=r2fm48wDw9SQmfm9J5m8-0deIZS8t0zpXk_YcgEUgV8&e=
> > > ), and I was advised there to ask on the solr-dev mailing list for more
> > > information.
> > > > > > We're happy to help if there's an opportunity to collaborate on
> > > > restoring
> > > > > > support for s390x.
> > > > > > Thanks in advance for your time and help.
> > > > > >
> > > > > > Regards,
> > > > > > Sudip Roy
> > > > > >
> > > > >
> > > >
> > >
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>

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