{ "aggs": { "2": { "date_histogram": { "field": "@timestamp", "fixed_interval": "30s", "time_zone": "Asia/Seoul", "min_doc_count": 1 }, "aggs": { "5": { "max": { "field": "system.memory.actual.used.pct" } }, "6": { "max": { "field": "system.memory.used.pct" } } } } }, "size": 0, "_source": { "excludes": [] }, "stored_fields": [ "*" ], "script_fields": {}, "query": { "bool": { "must": [], "filter": [ { "bool": { "should": [ { "match": { "agent.hostname": "9eb75e7e6e3e" } } ], "minimum_should_match": 1 } }, { "range": { "@timestamp": { "format": "strict_date_optional_time", "gte": "2020-12-26T03:45:09.629Z", "lte": "2020-12-26T04:00:09.629Z" } } } ], "should": [], "must_not": [] } } }