How do Prometheus alerting rules perform at scale, and what are the recommended alternatives for rule evaluation in massive clusters?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How do Prometheus alerting rules perform at scale, and what are the recommended alternatives for rule evaluation in massive clusters?
4 real searches · 1 real-search pass
Prometheus recording and alerting rules scaling rule evaluation performance Thanos Ruler Mimir ruler vmalert documentationGoogle ↗
OBSERVED
Prometheus documentation recording rules rule group concurrency evaluation interval query offset limitGoogle ↗
OBSERVED
VictoriaMetrics vmalert documentation clustering rule groups sharding remote writeGoogle ↗
OBSERVED
Grafana Mimir ruler sharding horizontal scaling rule groups documentationGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 4 queries…
Searches and sources
ChatGPT4 real searches · gpt-6
Prometheus recording and alerting rules scaling rule evaluation performance Thanos Ruler Mimir ruler vmalert documentation Google ↗
Prometheus documentation recording rules rule group concurrency evaluation interval query offset limit Google ↗
VictoriaMetrics vmalert documentation clustering rule groups sharding remote write Google ↗
Grafana Mimir ruler sharding horizontal scaling rule groups documentation Google ↗
Queries
4 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Prometheus recording and alerting rules scaling rule evaluation performance Thanos Ruler Mimir ruler vmalert documentation OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Prometheus documentation recording rules rule group concurrency evaluation interval query offset limit OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
VictoriaMetrics vmalert documentation clustering rule groups sharding remote write OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Grafana Mimir ruler sharding horizontal scaling rule groups documentation OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |