"DevOps: From Code to Cloud" with Dan Ivovich

In Elixir Wizards Office Hours Episode 8, hosts Sundi Myint and Owen Bickford lead an engaging Q&A session with co-host Dan Ivovich, diving deep into the nuances of DevOps. Drawing from his extensive experience, Dan navigates topics from the early days before Docker to managing diverse polyglot environments and optimizing observability.
This episode offers insights for developers of all levels looking to sharpen their DevOps skills. Explore the realms of Docker, containerization, DevOps workflows, and the deployment intricacies of Elixir applications.
Key topics discussed in this episode:

• Understanding DevOps and starting points for beginners

• Best practices for deploying applications to the cloud

• Using Docker for containerization

• Managing multiple programming environments with microservices

• Strategies for geographic distribution and ensuring redundancy

• Localization considerations involving latency and device specs

• Using Prometheus and OpenTelemetry for observability

• Adjusting scaling based on application metrics

• Approaching failure scenarios, including database migrations and managing dependencies

• Tackling challenges in monitoring setups and alert configurations

• Implementing incremental, zero-downtime deployment strategies

• The intricacies of hot code upgrades and effective state management

• Recommended learning paths, including Linux and CI/CD workflows

• Tools for visualizing system health and monitoring

• Identifying actionable metrics and setting effective alerts

Links mentioned:
Ansible open source IT automation engine www.ansible.com/
Wikimedia engine doc.wikimedia.org/
Drupal content management software www.drupal.org/
Capistrano remote server automation and deployment capistranorb.com/
Docker www.docker.com/
Circle CI CI/CD Tool circleci.com/
DNS Cluster hex.pm/packages/dns_cluster
ElixirConf 2023 Chris McCord Phoenix Field Notes • ElixirConf 2023 - Chri...
Nerves nerves-project.org/
Oban job processing in Elixir getoban.pro/
Sidekiq background jobs for Ruby sidekiq.org/
Prometheus prometheus.io/
PromEx hexdocs.pm/prom_ex/PromEx.html
GitHub Actions - Setup BEAM: github.com/erlef/setup-beam
Jenkins open source automation server www.jenkins.io/
DataDog Cloud Monitoring www.datadoghq.com/ (www.datadoghq.com/%C2%A0)