Elasticsearch agg查询抛出超时异常

如何解决Elasticsearch agg查询抛出超时异常

我是 Elasticsearch 的新手。我对 Elasticsearch 聚合查询知之甚少。 我下面的 Elasticsearch 聚合查询抛出超时异常可能是因为数据量很大。 但是当我将大小从 2147483647 减小到 1 时，它会起作用，但我认为这不是最佳实践。任何帮助，我该如何优化它。

GET order_modified/_search?filter_path=aggregations.avg_difference
 {
      "size": 0,"query": {
        "bool": {
          "must": [
            {
              "match": {
                "index_type": "audit_log"
              }
            },{
          "range": {
            "createdAt": {
              "gte": "2016-10-19T10:15:25.456Z","lte": "2021-01-06T11:49:07.987Z"
            }
          }
        }
          ]
        }
      },"aggs": {
        "ride_agg": {
          "terms": {
            "field": "order_details_id","size": 2147483647
          },"aggs": {
            "only_driver_confirmed": {
              "filter": {
                "term": {
                  "status": "Driver Confirmed"
                }
              },"aggs": {
                "min_time": {
                  "min": {
                    "field": "createdAt"
                  }
                }
              }
            },"only_arrived": {
              "filter": {
                "term": {
                  "status": "Driver Arrived"
                }
              },"difference": {
              "bucket_script": {
                "buckets_path": {
                  "min_driver_confirmed": "only_driver_confirmed>min_time","min_only_arrived": "only_arrived>min_time"
                },"script": "params.min_only_arrived - params.min_driver_confirmed"
              }
            }
          }
        },"avg_difference": {
          "avg_bucket": {
            "buckets_path": "ride_agg>difference"
          }
        }
      }
 }