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v1.27.16-r10 or later v1.28: v1.28.15-r0 or later v1.29: v1.29.10-r0 or later v1.30: v1.30.6-r0 or later Other clusters of later versions Forward to a custom backend server group Forward LoadBalancer ingress requests to both pods in the CCE cluster (default backend server group) and an ECS
Restarting DCS Instances or Clearing DCS Instance Data Function This API is used to restart a running DCS instance. Data clearance operations cannot be undone on DCS Redis 4.0 and 5.0 instances. URI PUT /v1.0/{project_id}/instances/status Table 1 describes the parameter. Table 1 Parameter
Restarting DCS Instances or Clearing DCS Instance Data Function This API is used to restart a running DCS instance. Data clearance operations cannot be undone on DCS Redis 4.0 and later instances. Calling Method For details, see Calling APIs. URI PUT /v2/{project_id}/instances/status
Creating a BCS Service Function This API is used to create a pay-per-use BCS service. URI POST /v2/{project_id}/blockchains Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project ID obtained from IAM. Generally, a project ID contains 32 characters
Deleting a BCS Service Function This API is used to delete a BCS service. This API is not supported for BCS services billed on a yearly/monthly basis. URI DELETE /v2/{project_id}/blockchains/{blockchain_id} Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes
Querying BCS Alarms Function This API is used to query the monitoring data of a specified metric of a BCS service. URI POST /v2/{project_id}/blockchains/{blockchain_id}/events Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project ID obtained from
Querying a BCS Service Function This API is used to query the details of a specified BCS service. URI GET /v2/{project_id}/blockchains/{blockchain_id} Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project ID obtained from IAM. Generally, a project
Purchasing a BCS Instance Prerequisites Before using BCS, you must have a Huawei Cloud account. For details, see Account Registration Process. Procedure Go to the page for purchasing enhanced Hyperledger Fabric instances. On the page that is displayed, specify the enterprise project
Process of Using BCS Huawei Cloud Blockchain Service (BCS) is a blockchain technology platform for enterprises and developers. BCS helps you quickly deploy, manage, and maintain blockchain networks on Huawei Cloud. BCS reduces the threshold for using blockchain and allows you to focus
Creating a DCS Instance Function This API is used to create a DCS instance billed in pay-per-use mode. URI POST /v1.0/{project_id}/instances Table 1 describes the parameter. Table 1 Parameter description Parameter Type Mandatory Description project_id String Yes Project ID. For details
Querying a DCS Instance Function This API is used to query the details about a specified DCS instance. URI GET /v1.0/{project_id}/instances/{instance_id} Table 1 describes the parameters. Table 1 Parameter description Parameter Type Mandatory Description project_id String Yes For
Restoring a DCS Instance Function This API is used to restore a specified DCS instance. Only master/standby and cluster DCS instances can be backed up and restored, while single-node instances cannot. URI POST /v1.0/{project_id}/instances/{instance_id}/restores Table 1 describes the
Restoring a DCS Instance Function This API is used to restore the backup data to a specific DCS instance. Only master/standby and cluster DCS instances can be backed up and restored, while single-node instances cannot. Calling Method For details, see Calling APIs. URI POST /v2/{project_id
Querying a DCS instance Function This API is used to query the details about a specified DCS instance. Calling Method For details, see Calling APIs. URI GET /v2/{project_id}/instances/{instance_id} Table 1 Path Parameters Parameter Mandatory Type Description instance_id Yes String
Creating a DCS Instance Function This API is used to create a DCS instance which is billed in pay-per-use mode. Calling Method For details, see Calling APIs. URI POST /v2/{project_id}/instances Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project
DCS Instance Statuses Table 1 DCS instance statuses State Description CREATING Creating is the status before the Running state. CREATEFAILED The DCS instance failed to be created. RUNNING The instance is running properly. Only instances in the Running state can provide in-memory cache
Querying the DCS Table This statement is used to query data in a DCS table. Syntax 1 SELECT * FROM table_name LIMIT number; Keywords LIMIT is used to limit the query results. Only INT type is supported by the number parameter. Example Query data in the test_redis table. 1 SELECT
DCS Data Security Security is a shared responsibility between Huawei Cloud and you. Huawei Cloud is responsible for the security of cloud services to provide a secure cloud. As a tenant, you should properly use the security capabilities provided by cloud services to protect data,
DCS Best Practices This section summarizes best practices of Distributed Cache Service (DCS) in common scenarios. Each practice is given a description and procedure. Table 1 DCS best practices Best Practice Description Serializing Access to Frequently Accessed Resources Describes
Suggestions on Using DCS Service Usage Principle Description Remarks Deploy services nearby to reduce latency. If your service and DCS instance are deployed far from each other (not in the same region) or with a high latency (connected through public networks), the read/write performance
