查询 LLM 指标数据
更新时间:2026-06-26
DescribeLLMMetricData
查询LLM指标数据,支持时序聚合、分组、同比和排序。
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请求结构
Plain Text
1POST /v1/apm/query?action=DescribeLLMMetricData HTTP/1.1
2Host: apm.bj.baidubce.com
3Authorization: authorization string
4
5{
6 "beginDatetime": "20241011T10:10:10Z",
7 "endDatetime": "20241011T10:25:10Z",
8 "metrics": [
9 {
10 "name": "llm_requests_count",
11 "compareTo": ["yesterday", "lastweek", "2024-11-11"]
12 }
13 ],
14 "filters": [
15 {
16 "key": "service.name",
17 "op": "=",
18 "value": "mall-gateway"
19 }
20 ],
21 "groupBy": ["service.name", "model"],
22 "orderBy": "llm_requests_count",
23 "order": "desc",
24 "limit": 10,
25 "periodSeconds": 60,
26 "aggregate": ["sum", "sumPerSecond"]
27}
请求头域
除公共头域外,无其他特殊头域
请求参数
| 参数名称 | 类型 | 是否必需 | 参数位置 | 描述 |
|---|---|---|---|---|
| version | String | 是 | URL参数 | API版本号,当前取值为v1 |
| beginDatetime | String | 是 | RequestBody参数 | 开始时间,UTC时间 |
| endDatetime | String | 是 | RequestBody参数 | 结束时间,UTC时间 |
| metrics | List<MetricQuery> | 是 | RequestBody参数 | 指标查询列表,每项包含name(指标名,必填)和compareTo(同比数据,选填,可选值:yesterday/lastweek/指定日期) |
| filters | List<Filter> | 否 | RequestBody参数 | 过滤项列表 |
| groupBy | List |
否 | RequestBody参数 | GroupBy维度列表 |
| orderBy | String | 否 | RequestBody参数 | 排序字段 |
| order | String | 否 | RequestBody参数 | 排序方向,可选值:asc(升序)、desc(降序) |
| limit | Integer | 否 | RequestBody参数 | 返回数量限制,若未设置则返回尽可能多的数据 |
| periodSeconds | Integer | 否 | RequestBody参数 | 按时间聚合周期(秒),默认值0。若为0或未设置,表示从起止时间只计算一个聚合点 |
| aggregate | List |
否 | RequestBody参数 | 返回聚合值,可选项:sum(求和)、sumPerSecond(求和后计算每秒平均值) |
返回状态码
成功返回200,失败返回见错误码
返回头域
除公共头域外,无其他特殊头域
返回参数
| 参数名称 | 类型 | 描述 |
|---|---|---|
| success | Boolean | 请求是否成功 |
| code | String | 状态码 |
| message | String | 错误信息 |
| timeseries | List<Timeseries> | 时序数据列表 |
| aggregate | AggregateResult | 若在请求中设置了aggregate参数,返回指定的聚合值 |
请求示例
Plain Text
1POST /v1/apm/query?action=DescribeLLMMetricData HTTP/1.1
2HOST apm.bj.baidubce.com
3Authorization bce-auth-v1/...
4
5{
6 "beginDatetime": "20241011T10:10:10Z",
7 "endDatetime": "20241011T10:25:10Z",
8 "metrics": [
9 {
10 "name": "llm_requests_count",
11 "compareTo": ["yesterday", "lastweek"]
12 }
13 ],
14 "filters": [
15 {
16 "key": "service.name",
17 "op": "=",
18 "value": "mall-gateway"
19 }
20 ],
21 "groupBy": ["service.name"],
22 "orderBy": "llm_requests_count",
23 "order": "desc",
24 "limit": 10,
25 "periodSeconds": 60,
26 "aggregate": ["sum"]
27}
响应示例
Plain Text
1HTTP/1.1 200 OK
2x-bce-request-id: request-id-example
3Date: Wed, 08 Jan 2025 03:25:48 GMT
4Transfer-Encoding: chunked
5Content-Type: application/json;charset=UTF-8
6Server: BWS
7
8{
9 "success": true,
10 "code": "OK",
11 "message": "",
12 "timeseries": [
13 {
14 "metric": "apm_requests_count",
15 "dimensions": [
16 {
17 "key": "span.kind",
18 "value": "client"
19 },
20 {
21 "key": "service.name",
22 "value": "java-order-service"
23 }
24 ],
25 "data": [
26 [1656428160, 100],
27 [1656428220, 110]
28 ],
29 "compareTo": [
30 [
31 [1656341760, 90, 0.11],
32 [1656341820, 100, 0.1]
33 ],
34 [
35 [1655823360, 90, 0.11],
36 [1655823420, 100, 0.1]
37 ]
38 ]
39 }
40 ],
41 "aggregate": {
42 "sum": 100,
43 "sumPerSecond": 10.0
44 }
45}
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