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Can Multiple ECSs Connect to the Same GaussDB Instance? Within the limits of database capability, multiple ECSs can connect to the same GaussDB instance. Parent topic: About GaussDB
Querying Big Keys and Hot Keys in a DCS Redis Instance Big keys and hot keys are common issues. This section describes the big key and hot key analysis function on the DCS console. This function monitors the key that occupies most space of a Redis instance, or that is most frequently
Commands Supported and Disabled by DCS for Memcached (Discontinued) DCS for Memcached is no longer provided. You can use DCS Redis instances instead. Memcached supports the TCP-based text protocol and binary protocol. Any clients compatible with a Memcached protocol can access DCS
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
Do DCS Redis Instances Limite Data Quantity? No, but the data volume cannot exceed the memory of a DCS instance. Parent topic: Feature
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.
Do I Need to Pay for ECSs Deployed on My DeHs? No fees are needed for ECSs on your DeHs. However, if your ECSs have EVS disks attached or EIPs bound, you need to pay for the EVS disks and EIPs you used. Parent topic: FAQ
What Can I Do If a BCS Instance Is in the Unknown State? Symptom The BCS instance is in the Unknown state. Fault Locating Check item 1: Check whether the cluster is hibernated. Check item 2: Check whether the cluster exists. Solution Check item 1: Check whether the cluster is hibernated
Querying Service Ticket Limits (Such As Limited CCs in an Email) Function Query service ticket limits, such as limited CCs in an email. URI GET /v2/servicerequest/config/limits Request Parameters Table 1 Request header parameters Parameter Mandatory Type Description X-Auth-Token Yes
Do I Need to Pay for ECSs Deployed on My DeHs? No fees are needed for ECSs on your DeHs. However, if your ECSs have EVS disks attached or EIPs bound, you need to pay for the EVS disks and EIPs you used. Parent topic: Billing FAQs
In Which Direction and What Capabilities Will Huawei Cloud BCS Develop? BCS will improve its competitiveness in terms of availability, security, performance, and blockchain ecosystem (such as the smart contract library and blockchain tool kits). It will continuously develop to provide
What Competitive Advantages Does Huawei Cloud BCS Have? BCS provides multiple options of consensus algorithms, visualized smart contract (chaincode) management, and security and privacy protection (using OSCCA-published cryptographic algorithms, homomorphic encryption, and zero-knowledge
Can Multiple ECSs Connect to the Same RDS DB Instance? Multiple ECSs can connect to the same RDS DB instance as long as the capability limits of a database are not exceeded. Parent topic: Product Consulting
