DevOps Classroomnotes 10/May/2023

Uptime Monitoring

• For the overview of the setup
  
• Lets create a linux machine and
  • install heart beat
  • configure heart beat to send metrics to elastic cloud
• We will be configuring heart beat to check if the
  • apache server is alive
    bash
sudo apt update
sudo apt install apache2 -y
• Heart beat installation:
  • Refer Here for the overview
  • Refer Here for official docs on installing heart beat and Refer Here for apt based installation
• Configuration:
  • All the elastic stack is generally installed and configuration files are stored in similar directories
  • config location: /etc/<prod-name>
  • install location: /usr/share/<prod-name>
• Edit /etc/heartbeat/heartbeat.yml to add cloud id and auth
• What has to be monitored
  • apache server
  • Monitor types: Refer Here
• Configuration
  
• Start heart beat: Refer Here
  
• Now open kibana & navigate to uptime
  
  
• To view th down status. stop the service and wait for the page to reload
  
• Lets create an alert to send email about status of server
  
  
• Exercise: Create an alert to check if the nop-app and nop-db is up or not.