MN Summary: more information is needed than is exposed currently as steps in blue ocean (and possibly classic, but that isn't clear just yet) - more investigation needed. An unpleasant fallback is to resort to viewing full log, but that isn't obvious or nice.
It appears that the console output doesn't include the "node allocation" information which is useful when trying to debug systemic issues in Jenkins agents.
Take this Jenkinsfile which can execute on one of a number of agents. We had some issues where an agent was misbehaving, resulting in failures like:
LOLWUT aside, the beginning of the "classic" Console Output view includes:
A screenshot from the Blue Ocean detail page for this run is attached. Suffice it to say, there is no information in the detail page about what nodes this Pipeline run executed on