Comment 8 for bug 1933639

/var/log/messages... is captured in /var/log/extras/journal and journal_errors

https://logserver.rdoproject.org/openstack-periodic-integration-main/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-master/37e4090/logs/overcloud-controller-0/var/log/extra/journal.txt.gz

https://logserver.rdoproject.org/openstack-periodic-integration-main/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-master/37e4090/logs/overcloud-controller-0/var/log/extra/journal_errors.txt.gz

This is available on all the nodes

I'll add a note to the logs README.
https://logserver.rdoproject.org/openstack-periodic-integration-main/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-master/37e4090/logs/