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    ApsaraDB for Redis

    • Release notes
    • Product Introduction
      • What is ApsaraDB for Redis?
      • ApsaraDB for Redis Enhanced Edition (Tair)
        • Overview
        • Hybrid-storage instances
        • Performance-enhanced instances
          • Enhanced multi-threading performance
          • Integration of multiple Redis modules
      • Architectures
        • Overview
        • Standard master-replica instances
        • Cluster master-replica instances
        • Read/write splitting instances
        • Instructions of read/write splitting instances
      • Instance specifications
        • Overview
        • Community Edition
          • Standard master-replica instance
          • Master-replica cluster instances
          • Read/Write Splitting
          • Read/write splitting cluster instances
        • Enhanced Edition
          • Performance-enhanced cluster instances
          • Performance-enhanced cluster instances
          • Standard hybrid-storage instances
          • Hybrid-storage cluster instances
          • Performance-enhanced read/write splitting instances
        • Phased-out instance types
      • Commands
        • Overview
        • Community Edition
          • Commands supported by Redis 2.8
          • Commands supported by Redis 4.0
          • Commands supported by Redis 5.0
          • Unsupported commands
          • Limits on the commands supported by cluster instances
          • Commands supported by read/write splitting instances
          • Redis commands developed by Alibaba Cloud
        • Enhanced Edition
          • Commands supported by hybrid-storage instances
          • Commands supported by performance-enhanced instances
          • CAS and CAD commands
          • TairString commands
          • TairHash commands
          • TairGIS commands
          • TairBloom commands
          • TairDoc commands
      • Version description
        • Feature updates of ApsaraDB for Redis 5.0
        • Features of engine version 4.0 of ApsaraDB for Redis
        • ApsaraDB for Redis 4.0 release notes
        • ApsaraDB for Redis 5.0 release notes
      • Disaster recovery
      • Features
      • Scenarios
      • Terms
      • Comparison between ApsaraDB for Redis and on-premises Redis
    • Pricing
      • Billing items and prices
      • Billing types
      • Expiration, overdue payments, and renewal
      • Instance scaling
    • Quick Start
      • Overview
      • Step 1: Create an ApsaraDB for Redis instance
      • Step 2: Set IP address whitelists
      • Step 3: Connect to the instance
        • Use DMS
        • Use a Redis client
        • Use redis-cli to connect to ApsaraDB for Redis
        • Through the Internet
      • Instructions
        • ApsaraDB for Redis console
        • Limits
        • Redis commands
        • Features of proxy servers in ApsaraDB for Redis
    • User Guide
      • Console logon
      • Manage instances
        • Modify instance configurations
        • Switch to VPC network
        • Switch to subscription
        • Renew an instance
        • Set a maintenance window
        • Upgrade the minor version
        • Upgrade the major version
        • Clear data
        • Release an instance
        • Temporarily adjust bandwidth
        • Use a Lua script
        • Restart an instance
        • Migrate an instance across zones
        • Export information from the instance list
      • Performance monitoring
        • Enable or disable real-time monitoring
        • Query monitoring data
        • Customize metrics
        • Understand metrics
        • Modify the monitoring frequency
        • Query the monitoring data of a specified node
      • Alert settings
      • Connection management
        • Connect to an ApsaraDB for Redis instance
        • View endpoints
        • Modify endpoints
        • Apply for public endpoints
        • Enable direct connection
        • Use a private endpoint to connect to an ApsaraDB for Redis instance
        • Release private endpoints
        • Modify the port for the endpoint
        • Change the expiration time for the connection address of the classic network
        • Release public endpoints
        • Release classic network endpoints
      • Security management
        • Manage database accounts
        • Change the password
        • Set IP address whitelists
        • Add security groups
        • Configure SSL encryption
        • Enable password-free access
      • System Parameters
        • Parameter overview and configuration guide
        • Enable compatibility with the syntax of Redis Cluster
        • Limit the size of output buffers for Pub/Sub clients
        • Change the frequency of background tasks
        • Enable dynamic frequency control for background tasks
        • Customize the size of macro nodes in streams
        • Enable the Redis Sentinel-compatible mode
        • Disable risky commands
        • Use the whitelist in password-free access mode
        • Disable AOF persistence
        • Specify a timeout period for client connections
      • Backup and recovery
        • Back up and restore data in the console
        • Clone an instance
        • Use the redis-shake tool to back up data
        • Use the redis-shake tool to recover data
      • Migrate data
        • Overview
        • Migrate from on-premises Redis to ApsaraDB Redis
          • Use redis-shake to migrate data
          • Use DTS to migrate data
          • Use an AOF file to migrate data
          • Use the redis-shake tool to migrate data from an RDB file
          • Use the redis-shake tool to migrate the data of an on-premises Codis or Redis cluster to the cloud
          • Synchronize data from a Codis cluster hosted on ECS to an ApsaraDB for Redis instance
          • Synchronize data from a Twemproxy Redis cluster hosted on ECS to an ApsaraDB for Redis instance
        • Migrate from ApsaraDB Redis to on-premises Redis
          • Use a backup file to migrate data
        • Migrate between ApsaraDB Redis instances
          • Use redis-shake to migrate data under the same account
        • Migrate data from a third-party database to ApsaraDB for Redis
          • Migrate data from Amazon ElastiCache for Redis to ApsaraDB for Redis
          • Migrate data from SSDB to ApsaraDB for Redis
          • Migrate data from Google Cloud Memorystore for Redis to ApsaraDB for Redis
        • Verify data after migration
      • Data Synchronization
        • Overview
        • Use DTS to synchronize Redis data
          • Configure one-way data synchronization between ApsaraDB for Redis instances
          • Configure two-way data synchronization between ApsaraDB for Redis Enhanced Edition instances
          • Synchronize data from a user-created Redis database hosted on ECS to an ApsaraDB for Redis instance
          • Synchronize data from a user-created Redis database connected over Express Connect, VPN Gateway, or Smart Access Gateway to a user-created Redis database hosted on ECS
          • Synchronize data from a user-created Redis cluster to an ApsaraDB for Redis cluster instance
          • Synchronize data from a Codis cluster hosted on ECS to an ApsaraDB for Redis instance
          • Synchronize data from a Twemproxy Redis cluster hosted on ECS to an ApsaraDB for Redis instance
        • Use other tools to synchronize Redis data
          • Use redis-shake to synchronize data from one ApsaraDB for Redis instance to another
          • Use ssdb-port to synchronize data from SSDB to ApsaraDB for Redis
      • Log management
        • Audit logs (new version)
          • Enable the new audit log feature
          • View audit logs
          • Download audit logs
          • Subscribe to audit log reports
        • Audit logs (previous version)
          • Enable log auditing (earlier version)
          • Query audit logs(previous version)
          • Filter audit logs(previous version)
          • Set the retention time for audit logs(previous version)
        • Query slow logs
        • Query active logs of an instance
        • View hot key logs
      • Tag management
        • Create a tag
        • Filter ApsaraDB for Redis instances by tag
        • View tags bound to an instance
        • Unbind a tag
        • Delete a tag
      • Use DMS to manage data
      • FAQ
        • Data persistence
        • What is the size of each database on an ApsaraDB for Redis instance and how can I choose databases?
        • Analysis of the Redis CSRF vulnerability and the corresponding security measure in ApsaraDB for Redis
        • How can I use the Redis command line interface (redis-cli) to import on-premises Redis data to ApsaraDB for Redis?
        • Which version of Redis is compatible with ApsaraDB for Redis?
        • What is the relationship between ApsaraDB for Redis and Redis?
        • What Redis commands and operations are compatible with ApsaraDB for Redis?
        • Does ApsaraDB for Redis support distributed cluster instances?
        • Does a master node of an ApsaraDB for Redis instance work with multiple replica nodes?
        • How can I use the redis-cli tool to connect to ApsaraDB for Redis?
        • Does ApsaraDB for Redis support data persistence?
        • Can I upgrade or downgrade a subscription instance?
        • Does an ApsaraDB for Redis instance have restrictions on the number of connections, CPU processing capability, and data transmission bandwidth?
        • Why do I receive an SMS message or email indicating that a failover is triggered?
        • Does ApsaraDB for Redis support master-replica replication?
        • How does ApsaraDB for Redis evict data by default?
        • How many databases does each ApsaraDB for Redis instance support?
        • Can I restore the deleted data of ApsaraDB for Redis?
        • How can I monitor ApsaraDB for Redis? Does the system automatically generate alerts when the capacity is fully used?
        • Do I need a password to connect to an ApsaraDB for Redis instance? How can I obtain the password?
        • Can I modify configuration parameters for ApsaraDB for Redis?
        • Does each ApsaraDB for Redis instance such as a cluster instance have one master node and one replica node running simultaneously?
        • Do I need to install Redis on an ECS instance to use ApsaraDB for Redis?
        • Why is the storage usage on my newly created ApsaraDB for Redis instance greater than zero?
        • Does ApsaraDB for Redis support common Redis clients such as Jedis?
        • Can I modify the REDIS_SHARED_INTEGERS parameter in ApsaraDB for Redis?
        • Does any ApsaraDB for Redis instance have a read-only replica node?
    • Performance White Paper
      • Master-replica cluster edition
        • Test environment
        • Test tool
        • Test command and metric
        • Test result
    • Best Practices
      • Best Practices for Redis Enhanced Edition
        • Monitor user trajectories by using TairGIS
        • TairHash memory consumption and expiration policies
        • Concurrency control and optimistic locking
        • Rate limiter
        • High-performance distributed locks
      • Best Practices for All Editions
        • Migrate MySQL data to ApsaraDB for Redis
        • Online player score ranking
        • ApsaraDB for Redis supports Double 11 Shopping Festival
        • Analyze hotkeys in a specific sub-node of a cluster instance
        • How to discover hotkeys in Redis 4.0
        • Use ApsaraDB for Redis to build a business system for handling flash sales
        • Pipeline
        • Parse AOFs
        • Discovery and solutions of hotkey problems
        • JedisPool optimization
        • Publish and subscribe to messages
        • Correlation analysis on E-commerce store items
        • Transactions
        • Analyze memory usage of ApsaraDB for Redis
        • Read/write splitting in Redis
        • Use ApsaraDB for Redis to build a broadcasting channel information system
    • API Reference
      • RAM authentication
      • Request structure
      • Common parameters
      • Responses
      • Digital signature
      • List of operations by function
      • Lifecycle management
        • DescribeAvailableResource
        • CreateInstance
        • ModifyInstanceSpec
        • TransformToPrePaid
        • DeleteInstance
      • Region management
        • DescribeRegions
        • DescribeZones
        • MigrateToOtherZone
      • Connection management
        • AllocateInstancePublicConnection
        • ReleaseInstancePublicConnection
        • ModifyIntranetAttribute
        • DescribeIntranetAttribute
      • Manage instances
        • DescribeDBInstanceNetInfo
        • DescribeInstanceAttribute
        • DescribeInstances
        • DescribeLogicInstanceTopology
        • FlushInstance
        • ModifyInstanceAttribute
        • ModifyInstanceMaintainTime
        • ModifyInstanceNetExpireTime
        • ModifyDBInstanceConnectionString
        • SwitchNetwork
        • ModifyInstanceMajorVersion
        • ModifyInstanceMinorVersion
        • RestartInstance
        • FlushExpireKeys
      • Renewal management
        • ModifyInstanceAutoRenewalAttribute
        • DescribePrice
        • DescribeInstanceAutoRenewalAttribute
        • RenewInstance
      • Account management
        • ModifyAccountDescription
        • DeleteAccount
        • CreateAccount
        • GrantAccountPrivilege
        • DescribeAccounts
        • ResetAccountPassword
      • Backup and recovery
        • CreateBackup
        • ModifyBackupPolicy
        • DescribeBackupPolicy
        • DescribeBackups
        • RestoreInstance
      • Monitoring Management
        • DescribeMonitorItems
        • DescribeHistoryMonitorValues
      • Log management
        • DescribeSlowLogRecords
        • ModifyAuditLogConfig
        • DescribeAuditRecords
        • DescribeRunningLogRecords
      • Network security
        • DescribeSecurityIps
        • ModifySecurityIps
        • ModifyInstanceVpcAuthMode
        • ModifyInstanceSSL
        • DescribeInstanceSSL
        • ModifySecurityGroupConfiguration
        • DescribeSecurityGroupConfiguration
      • Parameter Management
        • DescribeParameters
        • ModifyInstanceConfig
      • Tag management
        • TagResources
        • ListTagResources
        • UntagResources
      • Appendix
        • Instance types
        • API error center
        • Format description for the Instances request parameter in the DescribePrice API operation
        • Instance configuration parameters
    • SDK Reference
      • Download and use SDKs
      • Use Alibaba Cloud SDK for Java
    • FAQ & Troubleshooting
    • General Reference
      • Guidelines for the use of documentation
        • Alibaba Cloud documentation
        • Instructions for open source documentation
          • Open-Source Documentation Code of Conduct
          • Editing Open-Source Documentation
      • Alibaba Cloud console
      • Regions and zones
      • Service limits
      • Create an AccessKey
      • ICP Filing
      • Glossary
 
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    Instance types

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    Instance types

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    Last Updated: Oct 30, 2019 Edit in GitHub

    For more information about instance types, see Specifications and performance.

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