Update cross-cluster-search.asciidoc

Increased the required min version of CCS in the docs to 5.5
This commit is contained in:
Clinton Gormley 2017-07-10 12:03:20 +02:00
parent a6db0ea908
commit e85871cfe9

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@ -32,6 +32,9 @@ words, federated search requests will have to be sent specifically to those
nodes. Remote clusters set via the <<cluster-update-settings,cluster settings API>>
will be available on every node in the cluster.
[WARNING]
This feature was added as Beta in Elasticsearch `v5.3` with further improvements made in 5.4 and 5.5. It requires gateway eligible nodes to be on `v5.5` onwards.
The `elasticsearch.yml` config file for a _cross cluster search_ node just needs to list the
remote clusters that should be connected to, for instance: