MAINTENANCE.md

Maintenance Guide

Regular Maintenance Tasks

Daily

1. Monitor HPA status and events
2. Check resource utilization
3. Verify pod health

Weekly

1. Review scaling patterns
2. Adjust thresholds if needed
3. Check for resource constraints

Monthly

1. Update NGINX image if needed
2. Review and optimize resources
3. Validate metrics collection

Updating Components

NGINX Image

kubectl set image deployment/nginx nginx=nginx:new-version

Resource Configurations

1. Update YAML files
2. Apply changes:

   kubectl apply -f nginx-deployment.yaml
   kubectl apply -f nginx-hpa.yaml

Backup Procedures

1. Export configurations:

   kubectl get deployment nginx -o yaml > backup-deploy.yaml
   kubectl get hpa nginx -o yaml > backup-hpa.yaml

Monitoring Recommendations

1. Set up alerts for:
   • Frequent scaling events
   • Resource saturation
   • Pod failures
2. Monitor scaling patterns
3. Track resource utilization trends