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Troubleshooting High Bandwidth Usage of a DCS Redis Instance Overview Redis instances are close to application services, and therefore they process a large amount of data access requests and use network bandwidth. The maximum bandwidth varies depending on the instance specifications
Troubleshooting High CPU Usage of a DCS Redis Instance Symptom The CPU usage of a Redis instance increases dramatically within a short period of time. If the CPU usage is too high, connections may time out, and master/standby switchover may be triggered. Possible Causes The service
Step 2: Discover Alibaba Cloud ECSs Prerequisites You have completed all preparations. You have installed the MgC Agent in the source environment and connected it to MgC. Procedure Sign in to the MgC console. In the navigation pane, under Project, select an application migration project
Enterprise Project Management Service (EPS) Organizations provides your with Service Control Policies for access control. SCPs do not actually grant any permissions to a principal. They only set the permissions boundary for the principal. When SCPs are attached to an organizational
Upgrading Major Version of a DCS Redis 3.0 Instance DCS has discontinued Redis 3.0. Redis 3.0 has aged, and is out of updates in the open community. You are advised to upgrade your DCS Redis 3.0 instances as soon as possible. DCS for Redis of higher versions are compatible with Redis
Scanning and Deleting Expired Keys in a DCS Redis Instance There are two ways to delete a key in Redis. Use the DEL command to directly delete a key. Use commands such as EXPIRE to set a timeout on a key. After the timeout elapses, the key becomes inaccessible but is not deleted immediately
Enabling Public Access of a DCS Redis 3.0 Instance If public access has been enabled for the instance, skip this section. If public access is not enabled, follow the instructions in this section. You can enable or disable SSL encryption when enabling public access. Before accessing
Accessing a DCS Memcached Instance (Discontinued) Configuring a Memcached Password Connecting to Memcached on a Client
This course is intended for Huawei Cloud Developers and will introduce BCS theoretical and practice.
Blockchain Service (BCS)Service Level Agreement Print All Huawei Cloud Service Level Agreement General Terms This Service Level Agreement (this “SLA”) is an integral part of your Huawei Cloud Customer Agreement (the “Customer Agreement”). Capitalized terms used in this SLA are as
What Underlying Framework Is Used for Huawei Cloud BCS? Huawei Cloud BCS uses the Hyperledger open-source framework. Hyperledger is a blockchain open-source project hosted by the Linux Foundation to establish an underlying architecture for the distributed ledger platform oriented
Can I Recover Deleted Data of a DCS Instance? If you have backed up the DCS instance, you can restore its data from the backup. However, the restoration will overwrite the data written in before the restoration. You can restore backup data to a master/standby, cluster, or read/write
Does DCS for Redis Support the INCR and EXPIRE Commands? Yes. For more information about Redis command compatibility, see Redis Command Compatibility. Parent topic: Redis Commands
Are DCS Instances Stopped or Restarted During Specification Modification? No. Specification modifications can take place while the instance is running, and do not require disabling instance resources or restarting instances. Parent topic: Instance Scaling and Upgrade
How Do I Reduce the Capacity of a DCS Instance? Table 1 lists scaling options supported by different DCS instances. Table 1 Scaling options supported by different instances Cache Engine Single-Node Master/Standby Redis Cluster Proxy Cluster Read/Write Splitting Redis 3.0 Scaling up
What Data Structures Does DCS for Memcached Support? Only the key-value structure is supported. Parent topic: Memcached Usage
What Are the Differences Between DCS for Memcached and Self-Hosted Memcached? Table 1 describes the differences between DCS for Memcached and self-hosted Memcached. Table 1 Comparing DCS for Memcached and self-hosted Memcached Item DCS for Memcached Self-Hosted Memcached Deployment
What Are the Differences Between Arm-based and x86-based DCS for Redis? DCS Redis instances support Arm and x86 CPU architectures. Arm-based Redis and x86-based Redis have the same functions and client compatibility. x86-based Redis provides higher single-CPU performance than Arm-based
Does DCS for Redis Support SSL Encrypted Transmission? By default, SSL is disabled for DCS Redis 6.0 and 7.0 basic edition instances. To enable it, see . For public access to DCS Redis 3.0 instances, you can enable TLS encryption with Stunnel. For details, see the instructions on
Does DCS for Redis Provide Backend Management Software? No. To query Redis configurations and usage information, use redis-cli. If you want to monitor DCS Redis instance metrics, go to the Cloud Eye console or perform the following operations. Procedure Log in to the DCS console.
