{
  "persistent" : {
    "cluster" : {
      "routing" : {
        "allocation" : {
          "cluster_concurrent_rebalance" : "10",
          "node_concurrent_recoveries" : "10",
          "disk" : {
            "watermark" : {
              "low" : "20gb",
              "high" : "10gb"
            }
          },
          "node_initial_primaries_recoveries" : "10"
        }
      }
    },
    "discovery" : {
      "zen" : {
        "minimum_master_nodes" : "2"
      }
    },
    "indices" : {
      "recovery" : {
        "concurrent_small_file_streams" : "5",
        "concurrent_streams" : "5",
        "max_bytes_per_sec" : "200mb"
      }
    }
  },
  "transient" : {
    "cluster" : {
      "routing" : {
        "allocation" : {
          "disk" : {
            "watermark" : {
              "low" : "20gb",
              "high" : "10gb"
            }
          },
          "enable" : "all",
          "exclude" : {
            "_ip" : ""
          }
        }
      }
    },
    "logger" : {
      "_root" : "INFO"
    }
  }
}