el-m01
el-m02
el-m03

[2016-11-21T15:24:13,274][INFO ][o.e.d.z.ZenDiscovery     ] [el-m01] failed to send join request to master [{el-m02}{bBhsu3fJSj-MyiWJGhQmog}{_IzdeUd4Sv6g-rhemGjEVQ}{192.168.110.118}{192.168.110.118:9300}{rack=r1}], reason [RemoteTransportException[[el-m02][192.168.110.118:9300][internal:discovery/zen/join]]; nested: NotMasterException[Node [{el-m02}{bBhsu3fJSj-MyiWJGhQmog}{_IzdeUd4Sv6g-rhemGjEVQ}{192.168.110.118}{192.168.110.118:9300}{rack=r1}] not master for join request]; ], tried [3] times

GET /_cat/nodes?v&h=id,ip,name&full_id=true

curl 192.168.110.111:9200/_cat/nodes?v&h=id,ip,name&full_id=true
curl 192.168.110.112:9200/_cat/nodes?v&h=id,ip,name&full_id=true
(...)