Prometheus.md

@@ -2,7 +2,7 @@ Prometheus is configured by a configuration file, which is found at `<your_proje
 
 The following is an example of how your Prometheus configuration should look like:
 
-```
+```plaintext
 scrape_configs:
   - job_name: 'my-application'
     metrics_path: '/metrics' # Unless your scrape endpoint requires otherwise the default is /metrics
@@ -17,5 +17,21 @@ scrape_configs:
 #     password:
 ```
 
-For more specific information please consult the official Prometheus documentation at:
-<https://prometheus.io/docs/prometheus/latest/configuration/configuration/>
\ No newline at end of file
+For more specific information please consult the official Prometheus documentation at: <https://prometheus.io/docs/prometheus/latest/configuration/configuration/>
+
+For Prometheus alert rules, modify `<your_project>/<your_environment>/prometheus/rules/rules.yml` 
+
+Following is an example of a rules config:
+
+```
+groups:
+- name: example
+  rules:
+  - alert: HighRequestLatency
+      expr: job:request_latency_seconds:mean5m{job="myjob"} > 0.5
+      for: 10m
+      labels:
+      severity: page
+      annotations:
+      summary: High request latency
+```
\ No newline at end of file