Quotas and limits in Yandex Managed Service for Valkey™
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Updated at April 28, 2025
Yandex Managed Service for Valkey™ has the following limits:
- Quotas are organizational constraints that our support team can change upon request.
- Limits are technical constraints of the Yandex Cloud architecture. You cannot change the limits.
If you need more resources, you can increase your quotas in one of the following ways:
- Make a request to increase your quotas.
- Contact support, detailing which quotas you want increased and by how much.
To have your request processed, you must have the quota-manager.requestOperator role or higher, e.g.,editor or admin.
You can manage quotas using Cloud Quota Manager.
Quotas
| Type of limit | Value |
|---|---|
| Number of clusters per cloud | 16 |
| Total number of processor cores for all database hosts per cloud | 64 |
| Total virtual memory for all database hosts per cloud | 512 GB |
| Total storage capacity for all clusters per cloud | 4,096 GB |
Limits
| Type of limit | Minimum value | Maximum value |
|---|---|---|
| Host class | b2.medium (burstable, 4 GB RAM) |
hm3-c20-m320 (20 vCPUs, Intel Ice Lake, 320 GB RAM) |
| Number of hosts per unsharded cluster | 1 or 3 depending on the disk type | 7 |
| Number of shards in a sharded cluster | 1 | 10 |
| Number of hosts per shard when using an HDD or SSD network storage, or an ultra high-speed network storage with three replicas (SSD) | 1 | 7 |
| Number of hosts per shard when using local SSD storage* | 2 | 7 |
| Number of hosts per shard when using non-replicated SSD storage* | 3 | 7 |
| Number of hosts per sharded cluster | 1, 2, or 3 hosts depending on the disk type | 70 (10 shards, 7 hosts) |
| Amount of data per host when using network SSD storage | Twice the selected amount of RAM | 4,096 GB |
| Amount of data per host when using a non-replicated SSD storage* or an ultra high-speed network storage with three replicas (SSD) | Twice the selected amount of RAM but at least 93 GB | 8,184 GB |
| Amount of data per host when using local SSD storage (for Intel Broadwell and Intel Cascade Lake)* | Twice the selected amount of RAM but at least 100 GB | 1,500 GB |
| Amount of data per host when using local SSD storage (for Intel Ice Lake)* | Twice the selected amount of RAM but at least 368 GB | 2944 GB |
| Number of cluster connections | — | 65 000 |
* Read more on how platform selection affects available storage types.