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    ApsaraDB for Redis

    • Release Notes
    • Notices
      • 2020 to present
        • ApsaraDB for Redis hybrid-storage instances are discontinued
        • Announcement: performance monitoring upgraded
        • [Notice] Official version of the audit log feature for ApsaraDB for Redis released
        • The DescribeMonitorItems operation supported by ApsaraDB for Redis is phased out
        • ApsaraDB for Redis 2.8 instances are phased out
        • API operations for cache analysis will be upgraded
        • Upgraded performance monitoring
        • Deprecated alarm metrics in Cloud Monitor
      • Early notification
        • Deprecated standalone instances
    • Product Introduction
      • What is ApsaraDB for Redis?
      • Overview and selection of ApsaraDB for Redis
        • Select ApsaraDB for Redis instances
        • Comparison between ApsaraDB for Redis and self-managed Redis
        • Comparison between ApsaraDB for Redis Enhanced Edition (Tair) and ApsaraDB for Redis Community Edition
        • Feature
        • Scenarios
        • Disaster recovery
      • ApsaraDB for Redis Enhanced Edition (Tair)
        • Overview
        • Performance-enhanced instances
        • Persistent memory-optimized instances
        • Storage-optimized instances
        • Hybrid-storage instances (phased out)
      • Architectures
        • Overview
        • Standard master-replica instances
        • Cluster master-replica instances
        • Read/write splitting instances
        • Features of proxy servers
      • Instance specifications
        • Overview
        • Community Edition
          • Standard master-replica instances
          • Master-replica cluster instances
          • Read/write splitting instances
          • Read/write splitting cluster instances
        • Enhanced Edition
          • Performance-enhanced standard instances
          • Performance-enhanced cluster instances
          • Performance-enhanced read/write splitting instances
        • Cloud Disk Enhanced Edition
          • Persistent memory-optimized instances
          • Storage-optimized instances
        • Phased-out specifications
          • Standard hybrid-storage instances
          • Hybrid-storage cluster instances
          • Phased-out instance types
      • Commands
        • Overview
        • Commands supported by Community Edition
        • Commands supported by Enhanced Edition
          • Limits on commands supported by ApsaraDB for Redis Enhanced Edition (Tair)
          • New commands supported by performance-enhanced instances of ApsaraDB for Redis Enhanced Edition (Tair)
          • CAS and CAD commands
          • TairString commands
          • TairHash commands
          • TairGIS commands
          • TairBloom commands
          • TairDoc commands
        • Redis commands developed by Alibaba Cloud
        • Limits on commands supported by cluster instances
        • Limits on the commands supported by read/write splitting instances
      • Supported parameters
      • Version description
        • Feature updates of ApsaraDB for Redis 5.0
        • Features of ApsaraDB for Redis 4.0
        • ApsaraDB for Redis 4.0 release notes
        • ApsaraDB for Redis 5.0 release notes
      • Terms
    • Pricing
      • Billable items and prices
      • Billing method
      • Expiration, overdue payments, and renewal
      • Specification changes
    • Quick Start
      • Overview
      • Step 1: Create an ApsaraDB for Redis instance
      • Step 2: Configure whitelists
      • Connect to an ApsaraDB for Redis instance
      • Manage ApsaraDB for Redis instances
    • Data Migration And Synchronization
      • Migrate data
        • Overview of data migration
        • Migrate data from on-premises Redis to ApsaraDB for Redis
          • Migrate data from a self-managed Redis database to an ApsaraDB for Redis instance
          • Use redis-shak to migrate data from a self-managed Redis database to Alibaba Cloud
          • Use redis-shake to migrate the data of a self-managed Redis database from a backup file to an ApsaraDB for Redis instance
          • Use redis-shake to migrate data from on-premises Codis or Redis to ApsaraDB for Redis
          • Synchronize data from a Codis cluster hosted on ECS to an ApsaraDB for Redis instance
          • Synchronize data from Twemproxy Redis on ECS to ApsaraDB for Redis
          • Use AOF files to migrate data
        • Migrate data between ApsaraDB for Redis instances
          • Migrate data between ApsaraDB for Redis instances by using Redis-shake
        • Migrate data from a third-party database to ApsaraDB for Redis
          • Migrate data from an Amazon ElastiCache for Redis cluster to an ApsaraDB for Redis instance
          • 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 of data synchronization
        • Synchronize data from on-premises Redis to ApsaraDB for Redis
          • Synchronize data from a user-created Redis cluster to an ApsaraDB for Redis cluster instance
          • Synchronize data from a self-managed Redis database hosted on ECS to an ApsaraDB for Redis instance
          • Synchronize data from a Codis cluster hosted on ECS to an ApsaraDB for Redis instance
          • Synchronize data from Twemproxy Redis on ECS to ApsaraDB for Redis
          • Use ssdb-port to synchronize data from SSDB to ApsaraDB for Redis
        • Synchronize data between ApsaraDB for Redis instances
          • Synchronize data in one direction between ApsaraDB for Redis instances
          • Configure two-way data synchronization between ApsaraDB for Redis Enterprise Edition instances
          • Synchronize data between ApsaraDB for Redis cluster instances across Alibaba Cloud accounts
          • Use redis-shake to perform one-way synchronization between ApsaraDB for Redis instances
      • FAQ about data migration and data synchronization
    • User Guide
      • Console logon
      • Limits
      • RAM-based access control
        • Service linked roles in ApsaraDB for Redis
        • Authorize RAM users to manage ApsaraDB for Redis instances by using system policies
        • Authorize RAM users to manage ApsaraDB for Redis instances by using custom policies
      • Manage events
        • Query history events
        • Query and manage pending events
        • FAQ about pending events
        • Subscribe to event notifications
      • Manage instances
        • Instance states and impacts
        • Lifecycle management
          • Lifecycle of an ApsaraDB for Redis instance
          • Change the specification of an ApsaraDB for Redis instance
          • Adjust the number of shards for an ApsaraDB for Redis instance
          • Restart an instance
          • Change the billing method to subscription
          • Renew an instance
          • Upgrade the major version
          • Upgrade the minor version
          • Release instances
          • Manage ApsaraDB for Redis instances in the recycle bin
        • Manage bandwidth
          • Adjust the bandwidth of an ApsaraDB for Redis instance
        • Network connection management
          • Change the VPC or vSwitch of an ApsaraDB for Redis instance
          • Change the network type from classic network to VPC
          • Change the endpoint or port number of an ApsaraDB for Redis instance
          • Apply for a public endpoint
          • Release public endpoints
          • Enable the direct connection mode
          • Release a direction connection endpoint
          • Obtain the number of available IP addresses in the vSwitch where an ApsaraDB for Redis instance is deployed
          • Modify the expiration date of a classic network endpoint
          • Release a classic network endpoint
        • System Parameters
          • Modify the parameters of an ApsaraDB for Redis instance
          • Common Parameter Adjustment Cases
        • High availability
          • Causes and impacts of master-replica switchovers
          • Switch workloads over from a master node to a replica node
          • Restart or rebuild a proxy server
          • Upgrade a proxy server
        • Tag management
          • Create a tag
          • Filter ApsaraDB for Redis instances by tag
          • View tags bound to an instance
          • Remove or delete a tag
        • Specify a maintenance window
        • Migrate an instance across zones
        • Export the instance list
      • Security management
        • Create and manage database accounts
        • Change or reset the password
        • Configure whitelists
        • Configure SSL encryption for an ApsaraDB for Redis instance
        • Enable password-free access
      • Connection management
        • View endpoints
        • Use DMS
        • Use a Redis client
        • Use redis-cli
        • Use a private endpoint to connect to an ApsaraDB for Redis instance
        • Use the Sentinel-compatible mode to connect to ApsaraDB for Redis
        • Use a public endpoint to connect to an ApsaraDB for Redis instance
        • Connect an ECS instance to an ApsaraDB for Redis instance in different types of networks
      • Data management
        • Manage ApsaraDB for Redis instances by using DMS
        • Delete data
      • Performance monitoring
        • Monitoring metrics
          • Query monitoring data
          • Metrics
          • Display only specified metrics (previous)
          • Modify the data collection interval (previous)
        • Performance of queries
          • Performance trends
          • Add a performance trend chart
          • View performance metrics in real time
          • Instance sessions
          • Slow queries
        • Diagnose instances
          • Create a diagnostic report
          • Analyze a diagnostic report
        • Alert settings
      • Log management
        • Audit logs (new version)
          • Enable a new version of the audit log feature
          • Query audit logs
          • Query the history of hotkeys
          • Download audit logs
          • Subscribe to audit log reports
        • Audit logs (previous version)
          • Enable an earlier version of the audit log feature
          • Query audit logs for earlier versions
          • Filter audit logs of earlier versions
          • Set the retention period for audit logs of earlier versions
        • Query slow logs
        • Query active logs of an instance
        • Use slow logs to troubleshoot timeout issues
      • Backup and recovery
        • Backup and restoration solutions
        • Automatic or manual backup
        • Download backup files
        • Restore data from a backup set to a new instance
        • Data flashback
        • Use redis-port to restore data
        • Use the redis-shake tool to back up data
        • Use redis-shake to restore data
      • FAQ
        • Product features
          • Which version of Redis is compatible with ApsaraDB for Redis?
          • What is the relationship between ApsaraDB for Redis and Redis?
          • Redis CSRF vulnerability analysis and security measures available for ApsaraDB for Redis
          • What commands and operations of ApsaraDB for Redis are compatible with Redis?
          • Does ApsaraDB for Redis support distributed cluster instances?
          • Can an ApsaraDB for Redis instance be configured with multiple replica nodes?
          • Does an ApsaraDB for Redis instance have limits on CPU processing capability, data transmission bandwidth, and the number of connections?
          • How many databases does a single ApsaraDB for Redis instance support?
          • Do all ApsaraDB for Redis instances have master and replica nodes?
          • Does ApsaraDB for Redis support read-only replica nodes?
          • Does ApsaraDB for Redis support failovers between master and replica nodes?
        • Database connections
          • How can I connect to an ApsaraDB for Redis instance by using redis-cli?
          • Do I need a password to connect to an ApsaraDB for Redis instance?
          • Do I need to install Redis on an ECS instance to use ApsaraDB for Redis?
          • Does ApsaraDB for Redis support Redis clients such as Jedis?
          • Can I upgrade or downgrade a subscription instance?
        • Using the database
          • Does ApsaraDB for Redis support Bloom filters?
          • What is the size of each database on an ApsaraDB for Redis instance, and how can I choose databases?
          • How can I import sample data to ApsaraDB for Redis?
          • Why do I receive an SMS message or email indicating that a failover is triggered?
          • Can I restore the deleted data of an ApsaraDB for Redis instance?
          • How can I monitor an ApsaraDB for Redis instance? Does the system automatically generate alerts when the capacity is reached?
          • Why is the memory usage of a new ApsaraDB for Redis instance not equal to 0?
        • Data persistence
          • Data persistence
          • Does ApsaraDB for Redis support data persistence?
        • Set parameters
          • Does ApsaraDB for Redis support changing configuration parameters?
          • Can I modify the REDIS_SHARED_INTEGERS parameter in ApsaraDB for Redis?
        • Expiration policy
          • How does ApsaraDB for Redis evict data by default?
    • Global Distribute Cache
      • Overview
      • Limits
      • Create a distributed instance
      • Add a child instance to a distributed instance
      • Release a distributed instance
      • Check the synchronization latency between child instances
      • Configure an alert rule to monitor the synchronization latency of child instances
      • Test the synchronization latency between child instances in different regions
    • Performance Troubleshooting And Tuning
      • Troubleshoot high CPU utilization on an ApsaraDB for Redis instance
      • Troubleshoot the high memory usage of an ApsaraDB for Redis instance
      • Troubleshoot high traffic usage on an ApsaraDB for Redis instance
      • Use proxy query cache to address issues caused by hotkeys
      • Use the cache analytics feature to find big keys
    • 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
        • Rankings of online game players sorted by score
        • ApsaraDB for Redis supports Double 11 Shopping Festival
        • Publish and subscribe to messages
        • Correlation analysis on E-commerce store items
        • Process transactions
        • Analyze hotkeys in a specific sub-node of a cluster instance
        • Query hotkeys in Redis 4.0
        • JedisPool optimization
        • Use ApsaraDB for Redis to build a business system that can handle short-term sales promotions
        • Use ApsaraDB for Redis to build a broadcasting channel information system
        • Analyze memory usage of ApsaraDB for Redis
        • Pipeline
        • Discover and resolve the hotkey issue
        • Parse AOFs
        • Read/write splitting in Redis
    • Performance White Paper
      • Master-replica cluster edition
        • Test environment
        • Test utility
        • Test command and metric
        • Test results
      • Performance-enhanced instances of ApsaraDB for Redis Enhanced Edition (Tair)
        • Test environment
        • Test utility
        • Test method
        • Test results
      • Persistent memory-optimized instances of ApsaraDB for Redis Enhanced Edition (Tair)
        • Test environment
        • Test utility
        • Test method
        • Test results
      • Storage-optimized instances of ApsaraDB for Redis Enhanced Edition (Tair)
        • Test environment
        • Test utility
        • Test method
        • Test results
    • API And SDK Reference
      • API Reference
        • Request syntax
          • Usage notes for Alibaba Cloud SDK for Java
        • Structure introduction
          • Request structure
          • Common parameters
          • Responses
          • Digital signature
        • RAM authentication
        • List of operations by function
        • Lifecycle management
          • DescribeRegions
          • DescribeZones
          • DescribeAvailableResource
          • CreateInstance
          • CreateInstances
          • Create a persistent memory-optimized or storage-optimized instance
          • ModifyInstanceSpec
          • Change data node specifications
          • AddShardingNode
          • DeleteShardingNode
          • TransformToPrePaid
          • DeleteInstance
          • CreateGlobalDistributeCache
          • MigrateToOtherZone
        • Instance management
          • DescribeInstances
          • DescribeInstanceAttribute
          • DescribeGlobalDistributeCache
          • DescribeEngineVersion
          • DescribeRoleZoneInfo
          • DescribeClusterMemberInfo
          • DescribeTasks
          • DescribeDBInstanceNetInfo
          • EnableAdditionalBandwidth
          • ModifyInstanceAttribute
          • ModifyResourceGroup
          • DescribeLogicInstanceTopology
          • ModifyInstanceMaintainTime
          • ModifyInstanceMajorVersion
          • ModifyInstanceMinorVersion
          • RestartInstance
          • FlushExpireKeys
          • FlushInstance
          • SwitchInstanceHA
        • Connection management
          • SwitchNetwork
          • ModifyInstanceNetExpireTime
          • ModifyDBInstanceConnectionString
          • AllocateInstancePublicConnection
          • ReleaseInstancePublicConnection
          • AllocateDirectConnection
          • ReleaseDirectConnection
          • DescribeIntranetAttribute
        • Renewal Management
          • DescribePrice
          • RenewInstance
          • DescribeInstanceAutoRenewalAttribute
          • ModifyInstanceAutoRenewalAttribute
          • RenewAdditionalBandwidth
        • Account management
          • DescribeAccounts
          • CreateAccount
          • GrantAccountPrivilege
          • ModifyAccountDescription
          • ModifyAccountPassword
          • ResetAccountPassword
          • DeleteAccount
        • Backup and restoration
          • CreateBackup
          • DescribeBackupTasks
          • DescribeBackupPolicy
          • ModifyBackupPolicy
          • DescribeBackups
          • RestoreInstance
        • Monitoring management
          • DescribeMonitorItems
          • DescribeHistoryMonitorValues
        • Log management
          • ModifyAuditLogConfig
          • DescribeAuditRecords
          • DescribeRunningLogRecords
          • DescribeSlowLogRecords
        • Network security
          • DescribeSecurityIps
          • ModifySecurityIps
          • DescribeSecurityGroupConfiguration
          • ModifySecurityGroupConfiguration
          • DescribeInstanceSSL
          • ModifyInstanceSSL
          • ModifyInstanceVpcAuthMode
        • Parameter Management
          • DescribeParameterTemplates
          • DescribeInstanceConfig
          • DescribeParameters
          • ModifyInstanceConfig
        • Tag management
          • ListTagResources
          • TagResources
          • UntagResources
        • Troubleshooting
          • Cache analysis and hotkey querying
          • CreateCacheAnalysisTask
          • DescribeCacheAnalysisReport
          • DescribeCacheAnalysisReportList
        • O&M task management
          • DescribeActiveOperationTask
          • ModifyActiveOperationTask
        • Additional description of parameters
          • Instance types
          • Description of the Instances parameter
          • MonitorKeys
          • API error center
          • Description of the Instances parameter in the DescribePrice API operation
    • FAQ
 
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    Do I need to install Redis on an ECS instance to use ApsaraDB for Redis?

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    Do I need to install Redis on an ECS instance to use ApsaraDB for Redis?

    Last Updated: Feb 02, 2021

    No. You can use a Redis client to connect to ApsaraDB for Redis instances from an ECS instance.

    For more information, see Connect to an ApsaraDB for Redis instance.

    Previous: Do I need a password to connect to an ApsaraDB for Redis instance? Next: Does ApsaraDB for Redis support Redis clients such as Jedis?

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