I have a 5 node cluster, with two data-only nodes, two master-eligible nodes and one client node. The client and master-eligible nodes are also my Logstash servers, as they are gargantuan servers that are underutilized when just running one instance of ES. I'm testing this right now, but it appears…

action.disable_delete_all_indices: true This used to mean that you could not use _all to delete all indices accidentally. However, this setting hasn't existed since before 1.x. action.destructive_requires_name: true This was the replacement for that setting and it means that you must name indices…

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Primary Index Randomly Getting Deleted.. possibly by Client Node

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Primary Index Randomly Getting Deleted.. possibly by Client Node

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