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Managing an ECS on a DeH Scenarios You can start, stop, restart, or delete an ECS on a DeH on the management console. Procedure Log in to the management console. Click in the upper left corner and select the desired region and project. Under Compute, click Dedicated Host. The Dedicated
Creating an NAT ECS Procedure Log in to the management console. Click in the upper left corner and select the desired region and project. In the navigation plane on the left, click and choose Computing > Elastic Cloud Server. On the right side of the page, click Buy ECS. Configure
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 ECS Specifications Function This API is used to query ECS specifications. Calling Method For details, see Calling APIs. URI GET /v1/{project_id}/dbss/audit/specification Table 1 URI parameter Parameter Mandatory Parameter Type Description project_id Yes String Project ID.
Binding an EIP to an ECS Scenarios This section describes how to bind an EIP to an ECS by calling APIs. Prerequisites You have created an ECS. For details, see Purchasing an ECS. If you use a token for authentication, you must obtain the token and add X-Auth-Token to the request header
Recommended ECS Planning This section describes the planning of SAP NetWeaver ECSs and NAT server (SAP GUI). The flavors are only for reference. The ECS specifications are recommended examples. Choose one based on the SAP Sizing results. Table 1 Specifications of ECSs for SAP NetWeaver
Restoring DCS Instances This section describes how to restore instances on the DCS console. This function helps restore instances deleted by mistake. To migrate backup data to other DCS instances, see Backup Import Between DCS Redis Instances. Notes and Constraints You can enable
Viewing DCS Metrics The Cloud Eye service monitors the running performance your DCS instances. Procedure Log in to the DCS console. Click in the upper left corner of the console and select the region where your instance is located. In the navigation pane, choose Cache Manager. Click
Process of Using DCS How to Manage DCS Instances You can access Distributed Cache Service (DCS) from the web-based management console or by using RESTful application programming interfaces (APIs) through HTTPS requests. Using the console You can sign up and log in to the console,
Restarting a DCS Instance To recover an instance in cases such as high memory fragmentation ratio or fault occurrence, try restarting the instance on the DCS console. DCS instances can be restarted in batches. Notes and Constraints The DCS instances must be in the Running or Faulty
Deleting a DCS Instance On the DCS console, you can delete one or multiple DCS instances at a time. You can also delete all instance creation tasks that have failed to run. Notes and Constraints The DCS instances exist, and must be in the Running, Faulty, or Stopped state. Deleting
Common DCS Metrics This section describes common Redis metrics. Table 1 Common metrics Metric Description CPU Usage This metric indicates the maximum value in each measurement period (minute-level: every minute; second-level: every 5 seconds). For a single-node or master/standby instance
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)
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 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
Auto-renewing a DCS Instance Auto-renewal is easier and prevents DCS instances from being automatically deleted if you forget to manually renew them. The auto-renewal rules are as follows: The first auto-renewal date and billing period are calculated based on the expiration date of
Encrypting Data in ECS Overview KMS supports one-click encryption for ECS. The images and data disks of ECS can be encrypted. When creating an ECS, if you select an encrypted image, the system disk of the created ECS automatically has encryption enabled, with its encryption mode same
Changing an OS to HCE Constraints If you want to change the OS of a yearly/monthly ECS, the system disk capacity may be insufficient for the new image. If this is the case, you need to detach the system disk from the ECS and expand its capacity before changing the OS. There must be
Security Updates for HCE Security Updates Overview About CVE Yum Command Parameters Querying Security Updates Checking for Security Updates Installing Security Updates
