"No alive nodes found in your cluster" in Magento 2.4

Magento 2 Installation
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  • root is the master user that you start off with
  • “superuser” is the user you create with “root” access.

For example, I always name my superuser “craig” in my videos. Which means I’m able to prefix commands with “sudo”. Therefore, you’d need to run:

sudo journalctl -u elasticsearch.service -b -e

To get the information that we’re after. Otherwise, you get the message that you posted above.