es索引分片重新分配cluster.routing.allocation

Index-level shard allocation filtering | Elasticsearch Guide [master] | Elastic

index.routing.allocation.include.{attribute}

Assign the index to a node whose {attribute} has at least one of the comma-separated values.

index.routing.allocation.require.{attribute}

Assign the index to a node whose {attribute} has all of the comma-separated values.

index.routing.allocation.exclude.{attribute}

Assign the index to a node whose {attribute} has none of the comma-separated values.

The index allocation settings support the following built-in attributes:

_name	Match nodes by node name
_host_ip	Match nodes by host IP address (IP associated with hostname)
_publish_ip	Match nodes by publish IP address
_ip	Match either _host_ip or _publish_ip
_host	Match nodes by hostname
_id	Match nodes by node id
_tier	Match nodes by the node’s data tier role. For more details see data tier allocation filtering

PUT test/_settings
{
  "index.routing.allocation.include.size": "big,medium"
}

PUT test/_settings
{
  "index.routing.allocation.exclude._ip": "192.168.2.*,192.168.3.*"
}

PUT test/_settings
{
  "index.routing.allocation.require.size": "big",
  "index.routing.allocation.require.rack": "rack1"
}