I'm sorry, but this is a lousy way to present information back to administrators during a rolling restart. You can't ping based on an indexer's Guid, you can't ssh to a Guid, you can't use the Guid in your web browser, so if there is a problem with an indexer in the cluster resolve it yourself. I brought this issue up with Splunk Professional Services and our sales engineers. I guess Splunk wanted to add back a little of the SH they have been taking out of IT.
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