|  | @@ -34,6 +34,10 @@ See the following sections of the upstream documentation for more information:
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				|  |  |  -	[Setup Elasticsearch » Important System Configuration » Virtual memory](https://www.elastic.co/guide/en/elasticsearch/reference/5.0/vm-max-map-count.html)
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				|  |  |  -	[Setup Elasticsearch » Bootstrap Checks » Maximum map count check](https://www.elastic.co/guide/en/elasticsearch/reference/5.0/_maximum_map_count_check.html)
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				|  |  | +This [comment in elastic/elasticsearch#4978](https://github.com/elastic/elasticsearch/issues/4978#issuecomment-258676104) shows why this change was added in upstream. Production mode is when listening on non-localhost.
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				|  |  | +
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				|  |  | +> Elasticsearch will not start in production mode if `vm.max_map_count` is not high enough. [...] If the value on your system is NOT high enough, then your cluster is going to crash and burn at some stage and you will lose data.
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				|  |  |  ## Running Containers
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				|  |  |  You can run the default `elasticsearch` command simply:
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