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commit 0e0c4b332d80c2058ab76c8b248da1ad9ddc6ed4 Author: DeanLee <[email protected]> AuthorDate: Sat Aug 25 18:33:07 2018 +0800 update java-chassis-reference/en_US/build-consumer/flow-control.md --- .../en_US/build-consumer/flow-control.md | 26 ++++++++++------------ 1 file changed, 12 insertions(+), 14 deletions(-) diff --git a/java-chassis-reference/en_US/build-consumer/flow-control.md b/java-chassis-reference/en_US/build-consumer/flow-control.md index bba55b4..7e01a04 100644 --- a/java-chassis-reference/en_US/build-consumer/flow-control.md +++ b/java-chassis-reference/en_US/build-consumer/flow-control.md @@ -1,14 +1,15 @@ -## 场景描述 +## Flow Control Policy +### Scenario -用户在consumer端使用限流策略，可以限制发往指定微服务的请求的频率。 +You can limit the frequency of request send to specific microservice when flow control was enables in consumer service. -## 注意事项 +### Precaution -参考3.7.2-限流策略。 +See detail info at [Service Configurations](/users/service-configurations/#限流策略)。 -## 配置说明 +### Configuration -限流策略配置在microservice.yaml文件中，相关配置项见下表。要开启服务消费者端的限流策略，还需要在处理链中配置消费端限流handler，配置示例如下： +Flow control policy configuration is in microservice.yaml file. You need to configure consumer handler in chain of service. See example blow: ```yaml servicecomb: @@ -18,12 +19,9 @@ servicecomb: default: qps-flowcontrol-consumer ``` -QPS流控配置项说明 - -| 配置项 | 默认值 | 取值范围 | 是否必选 | 含义 | 注意 | -| :--- | :--- | :--- | :--- | :--- | :--- | -| servicecomb.flowcontrol.Consumer.qps.enabled | true | Boolean | 否 | 是否启用Consumer流控 | - | -| servicecomb.flowcontrol.Consumer.qps.limit.\[ServiceName\].\[Schema\].\[operation\] | 2147483647 \(max int\) | \(0,2147483647\]，整形 | 否 | 每秒钟允许的请求数 | 支持microservice、schema、operation三个级别的配置 | - - +Configuration items of QPS: +| Configuration Item | Default Value | Value Range | Mandatory | Description | Remark | +| :--------------------------------------- | :-------------------- | :---------------------- | :-------- | :--------------------------------------- | :--------------------------------------- | +| servicecomb.flowcontrol.Consumer.qps.enabled | true | Boolean | No | Specifies whether consumers flowcontrol enables. | - | +| servicecomb.flowcontrol.Consumer.qps.limit.[ServiceName].[Schema].[operation] | 2147483647 (max int) | (0,2147483647], Integer | No | Specifies number of requests per second. | Support three level configurations: microservice、schema、operation. | \ No newline at end of file
