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Signed-off-by: Runji Wang <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| // Copyright 2023 RisingWave Labs | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| use std::sync::LazyLock; | ||
|
|
||
| use prometheus::{ | ||
| exponential_buckets, register_histogram_vec_with_registry, | ||
| register_int_counter_vec_with_registry, HistogramVec, IntCounterVec, Registry, | ||
| }; | ||
| use risingwave_common::monitor::GLOBAL_METRICS_REGISTRY; | ||
|
|
||
| /// Monitor metrics for UDF. | ||
| #[derive(Debug, Clone)] | ||
| pub struct Metrics { | ||
| /// Number of successful UDF calls. | ||
| pub udf_success_count: IntCounterVec, | ||
| /// Number of failed UDF calls. | ||
| pub udf_failure_count: IntCounterVec, | ||
| /// Input chunk rows of UDF calls. | ||
| pub udf_input_chunk_rows: HistogramVec, | ||
| /// The latency of UDF calls in seconds. | ||
| pub udf_latency: HistogramVec, | ||
| /// Total number of input rows of UDF calls. | ||
| pub udf_input_rows: IntCounterVec, | ||
| /// Total number of input bytes of UDF calls. | ||
| pub udf_input_bytes: IntCounterVec, | ||
| } | ||
|
|
||
| /// Global UDF metrics. | ||
| pub static GLOBAL_METRICS: LazyLock<Metrics> = | ||
| LazyLock::new(|| Metrics::new(&GLOBAL_METRICS_REGISTRY)); | ||
|
|
||
| impl Metrics { | ||
| fn new(registry: &Registry) -> Self { | ||
| let labels = &["link", "name"]; | ||
| let udf_success_count = register_int_counter_vec_with_registry!( | ||
| "udf_success_count", | ||
| "Total number of successful UDF calls", | ||
| labels, | ||
| registry | ||
| ) | ||
| .unwrap(); | ||
| let udf_failure_count = register_int_counter_vec_with_registry!( | ||
| "udf_failure_count", | ||
| "Total number of failed UDF calls", | ||
| labels, | ||
| registry | ||
| ) | ||
| .unwrap(); | ||
| let udf_input_chunk_rows = register_histogram_vec_with_registry!( | ||
| "udf_input_chunk_rows", | ||
| "Input chunk rows of UDF calls", | ||
| labels, | ||
| exponential_buckets(1.0, 2.0, 10).unwrap(), // 1 to 1024 | ||
| registry | ||
| ) | ||
| .unwrap(); | ||
| let udf_latency = register_histogram_vec_with_registry!( | ||
| "udf_latency", | ||
| "The latency(s) of UDF calls", | ||
| labels, | ||
| exponential_buckets(0.000001, 2.0, 30).unwrap(), // 1us to 1000s | ||
| registry | ||
| ) | ||
| .unwrap(); | ||
| let udf_input_rows = register_int_counter_vec_with_registry!( | ||
| "udf_input_rows", | ||
| "Total number of input rows of UDF calls", | ||
| labels, | ||
| registry | ||
| ) | ||
| .unwrap(); | ||
| let udf_input_bytes = register_int_counter_vec_with_registry!( | ||
| "udf_input_bytes", | ||
| "Total number of input bytes of UDF calls", | ||
| labels, | ||
| registry | ||
| ) | ||
| .unwrap(); | ||
|
|
||
| Metrics { | ||
| udf_success_count, | ||
| udf_failure_count, | ||
| udf_input_chunk_rows, | ||
| udf_latency, | ||
| udf_input_rows, | ||
| udf_input_bytes, | ||
| } | ||
| } | ||
| } |