This is a link to the docs, but the docs don't address this question. We want to know if rolling restarts perform what I would call a "graceful" restart. For a good description of how a graceful restart should work see this description from Apache https://httpd.apache.org/docs/2.4/stopping.html#graceful
Users would expect a graceful restart to dis allow new searches, but allow currently running searches to finish before restarting.
... View more