Version | Change Type | Feature Description |
5.8.25 | New Features | Supports the database CloudAudit feature to meet security and compliance audit requirements. |
| Performance optimization | Optimized the concurrency safety mechanism for latency sampling statistics to improve the accuracy of monitoring data. |
| | Optimized the handling of special characters in slow queries to ensure the integrity of log content. |
5.8.24 | Performance optimization | Optimized the request processing performance in the shared connection Pipeline scenario to reduce batch operation latency. |
5.8.23 | New Features | Added the capability to report memory over-limit exit events, supporting configuration of whether to report events to the monitoring system before a process exits due to memory over-limit. |
| Performance optimization | Optimized the concurrency processing capability of the memory control module to enhance the stability of memory management in high-concurrency scenarios. |
5.8.22 | New Features | Added monitoring metrics for real-time number of objects and backend connection command backlog to enhance the observability of the proxy layer. |
| Performance optimization | Optimized the route refresh policy in cluster failure scenarios, introduced a backoff mechanism, and reduced the load on backend nodes under abnormal conditions. |
| Performance optimization | Optimized the resource reclamation mechanism for shared connection disconnection scenarios to enhance connection management reliability. |
| Performance optimization | Optimized the accuracy of number of connections statistics in hot upgrade scenarios to ensure metric consistency after connection transfer. |
5.8.21 | New Features | Supports the proxy layer memory control feature, which automatically cleans up client connections with high memory usage when the proxy process memory usage exceeds the threshold, ensuring stable service operation. |
| New Features | Supports the command rate limiting feature, allowing rate limiting rules to be configured by IP address, command, and Key dimensions to effectively prevent abnormal traffic from impacting the backend. |
5.8.20 | New Features | Supports the Valkey storage engine, providing users with more storage engine options to meet the performance and compatibility requirements of different business scenarios. |
5.8.19 | Performance optimization | Optimized the security processing mechanism for protocol data transmission to ensure data integrity during transmission and prevent data anomalies caused by special characters. |
5.8.18 | Performance optimization | Optimized the connection consistency check mechanism during hot version upgrades to ensure the stability of subscription-based connections during the upgrade and reduce the impact of hot upgrades on business operations. |
5.8.17 | New Features | Added session health check capability, which supports automatic detection and cleanup of abnormal session connections, improving session management efficiency in long-running scenarios. |
| Performance optimization | Optimized the monitoring of connection status and abnormality detection capabilities to enhance system security and connection reliability. |
5.8.16 | Performance optimization | Enhanced the access routing policy to improve system security and compliance. |
| | Optimized the load balancing capability of read-only replicas to improve the resource utilization and response efficiency of read requests. |
5.8.15 | Issue Fixes | Fixed compatibility issues of the seamless migration feature in extreme scenarios. |
| | Fixed resource management issues in long-running traversal operations to improve operational stability. |
5.8.14 | Issue Fixes | Fixed communication link issues for management connections, enforced that management commands communicate via internal secure channels to enhance security and compliance. |
| Issue Fixes | Fixed the status synchronization issue during seamless migration in broadcast mode, ensuring data consistency across all nodes throughout the migration process. |
5.8.13 | Performance optimization | Upgraded the asynchronous refresh mechanism for routing tables, significantly reducing route update latency and improving the stability and response speed of the proxy service. |
| Performance optimization | Enhanced the robustness of the instance hot upgrade process and eliminated potential stability risks during upgrades between specific versions. |
5.8.12 | Issue Fixes | Resolved the issue of sporadic increased latency caused by resource contention during configuration synchronization, improving system operational stability. |
5.8.11 | Performance optimization | Added request link trace identifiers and command type tags to the slow log to help users locate performance bottlenecks more efficiently. |
| Performance optimization | Comprehensively upgraded the logging framework to enhance the stability of log writing. |
5.8.10 | Security Enhancement | Incorporated high-risk operations (such as full-database traversal and batch deletion) into the sensitive operation monitoring system, automatically reporting execution records to enhance the security audit capability of database operations. |
5.8.9 | Issue Fixes | Enhanced the parameter validation capability for replica node queries, ensuring the correct format of request parameters and improving system robustness. |
5.8.8 | New Features | Added multiple data operation commands, extending data structure manipulation capabilities, including key copy (COPY), list blocking move (BLMOVE/LMOVE), sorted set range storage and difference set operations (ZRANGESTORE/ZDIFF/ZUNION/ZDIFFSTORE), and more. |
5.8.1 | New Features | Supports the shared connection feature, effectively alleviating cluster overload issues caused by sudden massive connections (connection storms) and improving connection stability in high-concurrency scenarios. |
5.8.0 | New Features | Automatically prohibits write operations on replica nodes in global replication scenarios, ensuring cross-regional data consistency and stability at the architectural level. |
5.7.2 | Issue Fixes | Fixed the compatibility issue with the RESP3 protocol handshake command to prevent the return of abnormal error messages. |
5.7.1 | New Features | Compatible with new commands in Redis 6.2, including key reading with expiration time (GETEX), username and password authentication, message stream auto-claim, and more, to enhance protocol compatibility. |
5.7.0 | New Features | Added client port information to the slow log and big Key analysis log to facilitate precise identification of the client causing the issue. |
| New Features | Added support for multiple new commands in Redis 6.2 (GETDEL, HELLO, and so on). |
| New Features | The cluster edition DBSIZE command supports aggregating the total number of keys across all shard nodes while retaining the capability to query a specified node. |
| New Features | Added the multi-AZ proximity read feature to reduce cross-AZ access latency. |
5.6.6 | New Features | Supports seamless migration capability, ensuring that operations such as transactions, message subscriptions, and blocking are completely imperceptible to the business during shard scaling, delivering a smooth scaling experience. |
5.6.5 | Issue Fixes | Fixed issues related to the password-free access feature to ensure normal operation in password-free connection scenarios. |
5.6.3 | New Features | Added support for commonly used commands in Redis 6.2 (GETEX, username and password authentication, message stream auto-claim), enhancing version compatibility. |
5.6.0 | New Features | The cluster architecture supports the WAIT command, which can wait for data to be synchronized to a specified number of replicas before returning, ensuring the reliability of data writes. |
| New Features | Supports SSL/TLS encrypted transmission to ensure the security of data transfer between the client and server. |
| Performance optimization | Optimized the performance of cluster topology queries and increased the speed of node information retrieval. |
5.5.0 | New Features | The cluster architecture supports the WAIT command, ensuring the reliability of data writes. |
| | Supports the proximity access feature to reduce cross-AZ latency. |
| | The cluster edition DBSIZE command supports returning the total number of keys across all shards. |
| | The slow log supports viewing client port information. |
| | Supports cluster-level batch clear operations, which are automatically distributed to all shard master nodes for execution. |
| | Added monitoring metrics for large-value requests to help users identify potential large-value issues. |
| | The cluster edition supports global traversal capability, enabling data traversal across all shard nodes. |
| Issue Fixes | Fixed an issue where switching databases after a transaction operation might return an exception. |
| | Fixed an issue where connections locked by transactions in batch request scenarios were not released in a timely manner, causing abnormal request routing. |
5.4.0 | Performance optimization | Optimized the statistical policy for P99 latency monitoring metrics, covering all command types to provide more comprehensive and accurate performance monitoring data. |
5.2.0 | New Features | Monitoring data supports collection at a 5-second granularity, helping users observe instance performance fluctuations more precisely. |
5.1.0 | New Features | The slow log supports viewing client addresses, facilitating the identification of slow query sources. |
| Issue Fixes | Fixed an issue where an exception was returned during nested transaction calls. |
5.0.0 | New Features | Comprehensively enhanced the cluster architecture features to improve overall performance and stability in distributed scenarios. |
Version | Change Type | Feature Description |
3.5.0 | New Features | Supports the command analysis feature, allowing users to view performance metrics such as QPS, P99 execution latency, average execution latency, and maximum execution latency for individual commands, helping users accurately analyze business access patterns and performance bottlenecks. |
3.3.0 | Performance optimization | System monitoring data supports collection at a 5-second granularity, providing a more detailed performance monitoring view. |
3.2.0 | New Features | The slow log supports viewing client addresses, facilitating the identification of slow query sources. |
| Issue Fixes | Fixed an issue where an exception was returned during nested transaction calls. |
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