Every Elasticsearch node will open 10-13 TCP channels to every other node in the cluster, and ≤18 TCP channels to any remote clusters. This is normal behaviour and even in a very large cluster it wouldn't be enough for you to run out of local ports.
Every Elasticsearch node will open 10-13 TCP channels to every other node in the cluster, and ≤18 TCP channels to any remote clusters. This is normal behaviour and even in a very large cluster it wouldn't be enough for you to run out of local ports.
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