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Release Notes

July 14, 2026​

New features​

  • Added Valkey 8.1. It provides the same features as the existing Redis OSS engine. Valkey 8.1 is compatible with Redis OSS 7.2.11 and supports all Redis OSS features provided by MemStore.

February 24, 2026​

New features​

  • Added node type change support. You can change a node to the required specification.

October 16, 2025​

Feature Updates​

  • Engine Versions Added: Redis OSS 7.2.11, 6.2.20

April 1, 2025​

Region Deprecation Notice​

  • The kr-central-1 region has been deprecated. MemStore is no longer available in this region.
  • The service continues to operate normally in the kr-central-2 region.

March 25, 2025​

Feature Additions and Changes​

  • Engine Versions Added: Redis OSS 7.2.7, 6.2.17
  • Backup/Restore Support: Backup and restore is now supported for clusters using cluster mode, including copy and export of backups.
  • Automated Backup Support: Automated backups can now be created and deleted based on schedule for cluster-mode-enabled clusters.
  • Security Group Modifications: Security groups can now be modified after cluster creation.
  • TLS Option Added: You can now enable TLS 1.2 encryption during cluster creation.

December 5, 2024​

Feature Additions and Changes​

  • Engine Versions Added: Redis OSS 7.2.6, 7.0.15, 6.2.16
  • Custom Port Configuration: Users can now specify a custom port during cluster creation.
  • Auto Backup Deletion: Automatic backups can now be deleted based on schedule.

August 20, 2024​

Feature Additions​

  • User Authentication Option: Added option to configure ID/PW authentication during cluster creation.

July 31, 2024​

Service Name Update and Improvements​

  • The service name has been changed from Redis to MemStore.
  • Cluster ID added to the details section for easier use with APIs.

May 16, 2024​

Feature Additions and Enhancements​

  • Added support for t1i burstable instance types.
  • Introduced CPU credit monitoring for managing t1i instances.
  • API now supports retrieval of available engine versions and flavors.

April 16, 2024​

Feature Additions​

  • Manual and automatic backup features added for clusters not using cluster mode.
  • Restoration is supported from Redis backups or user-provided backup files.

March 21, 2024​

Enhancement​

  • Increased the maximum number of nodes to 6 for clusters not using cluster mode.

February 7, 2024​

Enhancement​

  • Improved functionality to allow applying multiple security groups when creating a cluster.

September 22, 2023​

Feature Additions and Updates​

Support for kr-central-2 and non-cluster mode​
  • You can now deploy Redis in non-cluster mode in the kr-central-2 region.
New Engine Version Support​
  • Redis OSS 5.0.6 is now available for non-cluster deployments.
m2a, r2a Flavors Supported​
  • Added support for m2a (general purpose) and r2a (memory-optimized) flavors in kr-central-2.
  • m1i and r1i instance types are no longer available for new cluster creation.

June 30, 2023​

Feature Additions​

kr-central-2 Region Launched​
  • Redis is now available in both kr-central-1 and kr-central-2 regions.
Cluster Mode Released​
  • Cluster mode enables enhanced performance and high availability for Redis.
Shard Support​
  • Shard overview UI added to monitor shard-level and node-level information at a glance.

March 27, 2023​

Improvements​

  • Refresh functionality added for resource lists based on actions.
  • Subnet selection added to creation and detail pages.
  • Monitoring now supports 3-layer charts.
  • Improved logic for enabling/disabling menu items based on resource states.

February 1, 2023​

General Availability (GA) Release​

September 19, 2022​

Feature Additions and Enhancements​

High Availability (HA) Support​
  • High availability automatically handles node failures to maintain service continuity.
  • HA can be enabled or disabled during cluster creation or modified later.
  • Instances added to HA-enabled clusters are automatically included in the HA scope.
Instance Group Details Page Added​
  • Now shows whether high availability is enabled for each Redis instance group.

August 24, 2022​

Feature Additions and Enhancements​

Monitoring Support​
  • CPU, memory, and network usage monitoring added for Redis and instances.
  • Graphs available for 1 hour, 3 hours, 12 hours, 1 day, and 7 days.

June 30, 2022​

Feature Additions and Enhancements​

Instance Groups​
  • Redis service now includes automatic instance group management during creation and deletion.
Promote Feature​
  • Manual promotion of replica to primary supported for Redis high availability.