修改实例配置参数
功能介绍
为了确保分布式缓存服务发挥出最优性能,您可以根据自己的业务情况对DCS缓存实例的运行参数进行调整。
调用方法
请参见如何调用API。
URI
PUT /v2/{project_id}/instances/{instance_id}/configs
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
instance_id |
是 |
String |
实例ID。 |
project_id |
是 |
String |
项目ID。获取方法请参见获取项目ID。 |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
redis_config |
否 |
Array of RedisConfig objects |
实例配置项数组。 |
响应参数
状态码: 400
参数 |
参数类型 |
描述 |
---|---|---|
error_msg |
String |
错误信息。 |
error_code |
String |
错误码。 |
error_ext_msg |
String |
扩展错误信息(暂未使用,赋值为null)。 |
状态码: 500
参数 |
参数类型 |
描述 |
---|---|---|
error_msg |
String |
错误信息。 |
error_code |
String |
错误码。 |
error_ext_msg |
String |
扩展错误信息(暂未使用,赋值为null)。 |
请求示例
修改实例配置参数,例如将timeout参数(客户端与服务空闲超时断开的时间)设置为1000秒。
PUT https://{dcs_endpoint}/v2/{project_id}/instances/{instance_id}/configs { "redis_config" : [ { "param_id" : "1", "param_name" : "timeout", "param_value" : "1000" } ] }
响应示例
无
SDK代码示例
SDK代码示例如下。
修改实例配置参数,例如将timeout参数(客户端与服务空闲超时断开的时间)设置为1000秒。
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.dcs.v2.region.DcsRegion; import com.huaweicloud.sdk.dcs.v2.*; import com.huaweicloud.sdk.dcs.v2.model.*; import java.util.List; import java.util.ArrayList; public class UpdateConfigurationsSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); DcsClient client = DcsClient.newBuilder() .withCredential(auth) .withRegion(DcsRegion.valueOf("<YOUR REGION>")) .build(); UpdateConfigurationsRequest request = new UpdateConfigurationsRequest(); request.withInstanceId("{instance_id}"); ModifyRedisConfigBody body = new ModifyRedisConfigBody(); List<RedisConfig> listbodyRedisConfig = new ArrayList<>(); listbodyRedisConfig.add( new RedisConfig() .withParamValue("1000") .withParamName("timeout") .withParamId("1") ); body.withRedisConfig(listbodyRedisConfig); request.withBody(body); try { UpdateConfigurationsResponse response = client.updateConfigurations(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
修改实例配置参数,例如将timeout参数(客户端与服务空闲超时断开的时间)设置为1000秒。
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdcs.v2.region.dcs_region import DcsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdcs.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = DcsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DcsRegion.value_of("<YOUR REGION>")) \ .build() try: request = UpdateConfigurationsRequest() request.instance_id = "{instance_id}" listRedisConfigbody = [ RedisConfig( param_value="1000", param_name="timeout", param_id="1" ) ] request.body = ModifyRedisConfigBody( redis_config=listRedisConfigbody ) response = client.update_configurations(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
修改实例配置参数,例如将timeout参数(客户端与服务空闲超时断开的时间)设置为1000秒。
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dcs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := dcs.NewDcsClient( dcs.DcsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.UpdateConfigurationsRequest{} request.InstanceId = "{instance_id}" var listRedisConfigbody = []model.RedisConfig{ { ParamValue: "1000", ParamName: "timeout", ParamId: "1", }, } request.Body = &model.ModifyRedisConfigBody{ RedisConfig: &listRedisConfigbody, } response, err := client.UpdateConfigurations(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。
状态码
状态码 |
描述 |
---|---|
204 |
修改实例参数成功。 |
400 |
非法请求。 |
500 |
内部服务错误。 |
错误码
请参见错误码。