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Re: Fwd: buildd host x86-conova-01 - connections to localhost during build?

On Fri, Oct 23, 2020 at 09:35:09AM +0200, Kurt Roeckx wrote:

> Date: Thu, 22 Oct 2020 21:20:37 -0700
> From: Nicholas Breen <nbreen@debian.org>
> To: amd64@buildd.debian.org
> Subject: buildd host x86-conova-01 - connections to localhost during build?
> User-Agent: Mutt/1.9.4 (2018-02-28)
> Hello,
> Part of the test suite for src:gromacs launches a MPI process that
> connects to localhost.  On the recently (?) added buildd x86-conova-01
> *only*, this fails:
> 2: Test command: /usr/bin/mpiexec.mpich "-np" "2" "-host" "localhost" "/<<PKGBUILDDIR>>/build/mpich/bin/testutils-mpi-test" "--gtest_output=xml:/<<PKGBUILDDIR>>/build/mpich/Testing/Temporary/TestUtilsMpiUnitTests.xml"
> [...]
> 2: MPID_nem_tcp_init(373).............: gethostbyname failed, localhost (errno 0)
> This test passes on the other amd64 buildd hosts and the hosts for other
> architectures.  The build logs don't narrow down the exact problem any
> further than that.  Can x86-conova-01 please be configured similarly to
> the other hosts in this regard, or alternatively, can gromacs be
> blacklisted on it?
> I anticipate the same would happen on an i386 build, but it hasn't come
> up yet.
That is probably related to x86-conova-01 not having a (non-loopback) ipv4 address.

See https://lists.debian.org/debian-devel/2020/07/msg00070.html


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