Enabling Activity Monitor Alerts

You can enable alerts when an activity runs too slowly or fails.

  1. Go to the MapReduce service.
  2. Click the Configuration tab.
  3. Select Scope > MapReduce service_name (Service-Wide).
  4. Click the Monitoring category.
  5. Check the Alert on Slow Activities or Alert on Activity Failure checkboxes.
  6. Enter a Reason for change, and then click Save Changes to commit the changes.
  7. Click the Cloudera Manager logo to return to the Home page.
  8. Click the icon that is next to any stale services to invoke the cluster restart wizard.