Example alert setup scenario for thread pool statistics 

Instructions for configuring thread pool statistic alerts and suggested basic alerts to configure.

Follow these steps to access and configure TP statistic alerts. Some suggested basic alerts to configure include:
  • TP: Dropped Counter Mutations - above 0 for more than 1 minute
  • TP: Dropped Mutations - above 0 for more than 1 minute
  • TP: Migrations Pending - above 2 for more than 1 minute
There are many TP statistic alerts available. Configure the alerts of interest with thresholds appropriate for your environment.

Procedure

  1. Click the Alerts menu.
  2. In the Active Alerts dialog, click Manage Alerts.
    The Add Alert dialog appears.
  3. In the Notify me when menu, choose Advanced > Cassandra > TP: metric name.
  4. Select the alert notification criteria and the nodes to monitor.
  5. Click Save Alert.
    The alert displays in the Manage Alert Rules list. Repeat these steps for each additional alert.