Monitoring
Use the Monitoring tab to configure an email relay server that Grafana can use to email alerts.
Note: Monitoring is unavailable for Lite installations.
Logs Retention Period: This option defines the number of days application and system logs will be retained. The default value is set to 7 Days which can be increased.
Enable Email Alerting: If enabled, the following additional fields appear:
Alert Email Reply-To Address: Required. Specify the reply-to email address of the user.
Alert Email Reply-To Name: Specify the name of the user for email notification.
Email Server Address: IP or host name of the SMTP server relaying messages.
SMTP Port: TCP port used by the SMTP server.

SMTP Service Username:
Enter the username.

SMTP Service Password:
Enter the password.
Apply: Select to apply these values and proceed to the next screen.