A step-by-step guide to implementing Grafana-managed alert rules for KurrentDB clusters, covering 15 PromQL alert rules for disk, memory, CPU, GC pauses, reader queues, cache hit ratio, projection health, persistent subscriptions, gRPC failures, node availability, elections, and replication lag. Includes setup instructions for Slack bot token creation, Gmail SMTP configuration with Google App Passwords, notification policy routing by severity, and operational best practices around credential hygiene, grouping, threshold tuning, and version control of alert rules.
Table of contents
Implementing the Alerts with GrafanaAlerting glossarySolution overviewPrerequisitesStep 1: Create a Slack bot tokenStep 2: Configure Grafana SMTP for GmailStep 3: Create the contact pointsStep 4: Configure the notification policyStep 5: Create the alert rulesStep 6: Verify the configurationOperational considerations106 Impressions