ES 解决 如何Fixed unassigned 分片问题？（reroute）

方法之一：

allocate重新分配分片

ES2.X

curl -XPOST `hostname -i`:9200/_cluster/reroute
{
    "commands": [
        {
            "allocate": {
                "index": "search4icare_mall_sku_jd_20181023000000",
                "shard": 0,
                "node": "10.253.109.132",
                "allow_primary": true
            }
        }
    ]
}

ES5.X

 curl -XPOST 'localhost:9200/_cluster/reroute' -d '{
     "commands": [
        {
            " allocate_replica ": {
                "index": "'$INDEX'",
                "shard": '$SHARD',
                "node": "'$NODE'",
                "allow_primary": true
          }
        }
    ]
  }'