Lemtom Software Systems Devops Engineer Interview Questions, Process, and Tips

A VM in an availability set ensures high availability by distributing instances across multiple fault domains and update domains.

• Availability sets are used to ensure high availability of VMs by distributing them across multiple fault domains and update domains.

• Each fault domain has a distinct power source and network switch, reducing the risk of downtime.

• Update domains allow for rolling updates to be applied to VMs wit...read more

Monitoring for AKS clusters can be set up using Azure Monitor and Prometheus/Grafana.

• Use Azure Monitor to collect telemetry data from AKS clusters

• Set up Prometheus/Grafana for advanced monitoring and visualization

• Configure alerts and notifications for critical events

• Utilize Azure Log Analytics for log aggregation and analysis

Ansible server maintains the inventory in a file called 'hosts' by default.

• Ansible server maintains the inventory in a file called 'hosts' by default

• The 'hosts' file can be located in the /etc/ansible/ directory or specified using the -i option

• Inventory can also be stored in dynamic inventory sources like AWS EC2, Azure, etc.

Implementing FinOps strategies can help reduce cloud bills in Azure.

• Utilize Azure Cost Management and Billing to monitor and analyze spending

• Implement budget alerts to track spending and avoid unexpected charges

• Optimize resource utilization by right-sizing instances and scaling based on demand

• Leverage Azure Reserved Instances for discounted pricing on long-term commitments

A landing zone is a pre-configured environment in the cloud that provides a foundation for workloads.

• Components include networking, security, identity management, and logging.

• Automate deployment using Infrastructure as Code tools like Terraform or CloudFormation.

• Use CI/CD pipelines for continuous deployment and updates.

• Implement monitoring and alerting for the landing zone infrastructure.

• Leverage configuration manageme