This topic describes the service limits of Managed Service for Prometheus.
Data query
Item | Limit | Adjustable |
Time range | Unlimited. However, a single query for one time series can return up to 11,000 data points ( | No |
Single query timeout | 10 minutes | No |
Time series scanned per query | 40,000 | Yes. Submit a ticket for quota increase. Expansion does not affect existing data. |
Data points scanned per query | 50 million | No |
Queries per second (QPS) |
| No |
Data collection and reporting
Item | Limit | Adjustable |
Data point size | 2 KB | No |
Time series per user | Automatically scaled (dynamically increased as usage approaches limit). | N/A |
Data size per reporting request | 1 MB. Excess data is discarded. | No |
Label length per metric | 256 characters per label key/value. Excess labels use the | No |
Labels per metric | 256. Excess labels may result in data loss. | No |
Data points per collection for an agent replica | 3.5 million (3-core CPU, 4 GB memory) | Yes. Scale out replicas. |
Targets per agent replica | 5,000 (3-core CPU, 4 GB memory) | Yes. Scale out replicas. |
Data points per target (30s window) | 600,000 | Yes. Scale out replicas. |
Replicas in agent HPA settings | 20 | Yes. Manually scale out the replicas in the Managed Service for Prometheus console. |
Container Service for Kubernetes (ACK) cluster compatibility | Agents V3.2.1 or later require Kubernetes V1.16 or later. | Yes. Update the cluster version. |
Data volume per target | 512 MB. Excess data is discarded. | No |
Others
Item | Limit | Adjustable |
Recording rules per cluster | 1,000 | No hard limit, but processing delays may occur. |
Folders per tenant in Managed Service for Grafana Shared Edition | 250 | No. Upgrade it to Pro Edition. |