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add readme note for max_map_count

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Dominic Werner 2017-05-11 12:29:56 +02:00
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templates/es-cluster/0/README.md
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# Elasticsearch Cluster # Elasticsearch Cluster
A scalable Elasticsearch cluster A scalable Elasticsearch cluster
## Notes
You have to set vm.max_map_count to atleast 262144 on each of the hosts that will run Elasticsearch!
To do so run `sudo sysctl -w vm.max_map_count=262144`