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DCS Instance Types Single-Node Redis Master/Standby Redis Proxy Cluster Redis Redis Cluster Read/Write Splitting Redis Comparing DCS Redis Instance Types Single-Node Memcached (Discontinued) Master/Standby Memcached (Discontinued)
What Is DCS? Huawei Cloud Distributed Cache Service (DCS) is an online, distributed, fast in-memory cache service compatible with Redis. It is reliable, scalable, usable out of the box, and easy to manage, meeting your requirements for high read/write performance and fast data access
DCS Instance Specifications Redis 4.0/5.0/6.0/7.0 Redis 6.0 Enterprise Edition Redis 3.0 Instance Specifications (Discontinued) Memcached Instance Specifications (Discontinued)
What Is BCS? Blockchain Service (BCS) is a blockchain platform for enterprises and developers. BCS helps you quickly deploy, manage, and maintain blockchain networks, lowering the threshold for using blockchains. In this way, you can focus on the development and innovation of your
Selecting DCS Products Select a DCS Redis instance based on your service scenarios, performance requirements, and budget. This document provides references for selecting product editions, instance types, and instance specifications. Selecting a Product Edition Table 1 Product editions
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
Using Commands to Generate TPC-DS Test Sets The SQL statements of the 99 TPC-DS SQL standard queries can be generated as follows: Preparations Modify the following files in the query_templates directory before generating TPC-DS query statements: Log in to the ECS and go to the /data1
Using Commands to Generate TPC-DS Test Sets The SQL statements of the 99 TPC-DS SQL standard queries can be generated as follows: Preparations Modify the following files in the query_templates directory before generating TPC-DS query statements: Log in to the ECS and go to the /data1
Querying BCS Alarm Statistics Function This API is used to query the alarm statistics of a specified metric of a BCS service. URI POST /v2/{project_id}/blockchains/{blockchain_id}/events/statistic Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project
Querying BCS Monitoring Data 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}/metric/list Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project
Querying the BCS Service List Function This API is used to query the basic information of all BCS services under the specified project. URI GET /v2/{project_id}/blockchains Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String Project ID obtained from
FAQs Related to BCS Billing How do I change the billing mode of a BCS instance from pay-per-use to yearly/monthly? Currently, the billing mode of a BCS instance cannot be changed from pay-per-use to yearly/monthly. How do I unsubscribe from a yearly/monthly BCS instance? Choose More
Viewing DCS Audit Logs With CTS, you can query, audit, and review operations performed on cloud resources. Traces include the operation requests sent using the management console or open APIs as well as the results of these requests. DCS Operations Supported by CTS Table 1 DCS operations
Adjusting DCS Instance Bandwidth Generally, Redis instances save and obtain data in the data layer closer to application services, which consumes the network bandwidth. Rate limits may occur when the instance bandwidth is insufficient, causing increased service latency or client connection
Accessing a DCS Redis Instance Configuring Redis Network Connections Controlling DCS Redis Access Connecting to Redis on a Client Connecting to Redis on the Console Public Access to a DCS Redis 3.0 Instance (Discontinued)
DCS Backup and Restoration Overview There is a small chance that dirty data could exist in a DCS instance owing to service system exceptions or problems in loading data from persistence files. In addition, some systems demand not only high reliability but also data security, data
Applying for More DCS Quotas What Is Quota? A quota is a limit on the quantity or capacity of a certain type of service resources that you can use, for example, the maximum number of DCS instances that you can create and the maximum amount of memory that you can use. If a quota cannot
Starting or Stopping a DCS Instance Redis 4.0 and later instances support instance stop. When an instance is stopped, data reading or writing is stopped so that the instance cannot be modified, configured, backed up, or migrated. You can neither change the password nor analyze the
