Quotas and limits in Managed Service for OpenSearch
Written by
Updated at April 28, 2025
Managed Service for OpenSearch 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 hosts per cloud | 96 |
| Total virtual memory for all hosts per cloud | 640 GB |
| Total storage capacity for all clusters per cloud | 4,096 GB |
Limits
| Type of limit | Minimum value | Maximum value |
|---|---|---|
| Host class | b2.medium (2 vCPU Intel Cascade Lake, 4 GB RAM, 50% vCPU) | m3-c80-m640 (80 vCPU Intel Ice Lake, 640 GB RAM, 100% vCPU) |
Number of OPENSEARCH type host groups |
1 | 10 |
Number of hosts per OPENSEARCH type group when using an HDD or SSD network storage or an ultra high-speed network storage with three replicas (SSD) |
1 | 10 |
Number of hosts per OPENSEARCH type group when using non-replicated or local SSD storage |
3 | 10 |
Number of DASHBOARDS type host groups |
1 | 1 |
Number of hosts per DASHBOARDS type group |
1 | 2 |
| Amount of data on the host when using network HDD or SSD storage | 16 GB | 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) | 93 GB | 8,184 GB |
| Amount of data on the host when using local SSD storage (for Intel Cascade Lake) | 100 GB | 1,500 GB |
| Amount of data per host when using local SSD storage (for Intel Ice Lake) | 368 GB | 2944 GB |