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Querying DCS Instance Status Function This API is used to query the number of instances in different states. URI GET /v1.0/{project_id}/instances/status?includeFailure={includeFailure} Table 1 describes the parameters. Table 1 Parameter description Parameter Type Mandatory Description
Changing the Password of a DCS Instance Function This API is used to change the password of a DCS instance. URI PUT /v1.0/{project_id}/instances/{instance_id}/password Table 1 describes the parameters. Table 1 Parameter description Parameter Type Mandatory Description project_id String
Backing Up a DCS Instance Function This API is used to back up 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}/backups Table 1 describes the
Querying DCS Instance Statuses Function This API is used to query the number of instances in different states. Calling Method For details, see Calling APIs. URI GET /v2/{project_id}/instances/status Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String
Merging Game Servers with DCS Overview Application Scenario Merging game servers is a strategy for some large online games. After running a game for a while, game providers set up a new server to attract new players. As users shift to the new server, game developers usually merge
Flashing E-commerce Sales with DCS Overview Application Scenario An e-commerce flash sale is like an online auction. To attract customers, merchants release a small number of scarce offerings on the platform. Platforms receive dozens or even hundreds of more order placements than
Manually Renewing a DCS Instance To use a yearly/monthly DCS instance longer, renew the subscription anytime on the console as long as the instance is not automatically deleted due to expiration. Renewing a Subscription on the Cloud Service Console Log in to the console. Click in
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 console or open APIs as well as the results of these requests. DCS Operations Supported by CTS Table 1 DCS operations that
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
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
Configuring DCS Instance Tags Tags facilitate DCS instance identification and management. Tags can be added in instance creation, or added or deleted for an instance later. If your organization has configured tag policies for DCS, add tags to DCS instances based on the tag policies
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
Diagnosing a DCS Redis Instance If a fault or performance issue occurs, you can ask DCS to diagnose your instance to learn about the cause and impact of the issue and how to handle it. Notes and Constraints DCS Redis 3.0 and Memcached instances do not support diagnosis. New instances
Configuring DCS Monitoring and Alarms This section describes the alarm rules of some metrics and how to configure the rules. In actual scenarios, configure alarm rules for metrics by referring to the following alarm policies. Alarm Policies for DCS Redis Instances Table 1 DCS Redis
Exporting a DCS Instance List A list of instance information can be exported and downloaded in Excel on the DCS console. You can view or compare DCS instance information. Procedure Log in to the DCS console. Click in the upper left corner of the console and select the region where
Switching a DCS Instance's Subnet To scale a DCS instance, subnet IP addresses may be insufficient. In this case, switch the subnet. This document describes how to switch an instance's subnet. Currently in restricted use and disabled by default. To use this function, submit a ticket
Viewing DCS Background Tasks After you initiate certain instance operations such as scaling up the instance and changing or resetting a password, a background task will start for each operation. On the DCS console, you can view the background task status and clear task information
Modifying DCS Instance Specifications On the DCS console, you can change DCS Redis or Memcached instance specifications including the instance type, memory, and replica quantity. Modifying instance specifications does not affect the connection address, password, security group, and
Clearing DCS Instance Data To clear instance data, use the FLUSHDB or FLUSHALL commands on accessed instances, or the data clearance function on the DCS console. This section describes how to use the function to clear instance data with one click. Clearing instance data may cause
