{
  "template": "events-*",
  "settings": {
    "number_of_shards": 5
  },
  "mappings": {
    "_default_": {
      "_source": {
        "enabled": true
      },
      "_routing": {
        "required": true
      },
      "properties": {
        "@timestamp": { "type": "date" },
        "task":       { "type": "keyword" },
        "type":       { "type": "keyword" },
        "worker":     { "type": "keyword" },
        "timestamp":  { "type": "date" },
        "iter":       { "type": "long" },
        "metric":     { "type": "keyword" },
        "variant":    { "type": "keyword" },
        "value":      { "type": "float" }
      }
    }
  }
}