Essential Linux CLI Tools

Install and use tools like htop, ncdu, bat.

July 16, 2018 · 8 min · 1701 words · Venkat Vaddineni

Text Stream Magic (tail, grep, less)

Process logs and output like a wizard.

July 13, 2018 · 10 min · 1936 words · Venkat Vaddineni

Exit Codes and Debugging Scripts

Fix broken scripts with exit codes.

July 8, 2018 · 6 min · 1166 words · Venkat Vaddineni

Hostnames in the Age of the Cloud: Do They Still Matter?

In this post, we explore whether hostname configuration still plays a role in modern DevOps. Spoiler: It does — just not where you expect. From logging and monitoring to Ansible inventories and TLS certs, hostnames still have their quiet place in the chaos of the cloud.

July 5, 2018 · 8 min · 1544 words · Venkat Vaddineni

Managing Multiple SSH Keys

Work with GitHub, AWS, and more..

June 30, 2018 · 6 min · 1236 words · Venkat Vaddineni

SSH Tunnels to Expose Localhost

Share local services securely.

June 27, 2018 · 10 min · 1942 words · Venkat Vaddineni

Terminal Boost with tmux and Zsh(oh my zsh)

Enhance your shell experience.

June 22, 2018 · 9 min · 1903 words · Venkat Vaddineni

Archiving and Transferring (tar, gzip, rsync)

Move and store files efficiently.

June 19, 2018 · 6 min · 1239 words · Venkat Vaddineni

Mastering systemd: Running Custom Apps as Linux Services

Learn how to create and manage .service files to deploy apps like a pro, automate restarts, and integrate your services into the Linux ecosystem — the DevOps way.

June 14, 2018 · 9 min · 1756 words · Venkat Vaddineni

Container-safe Linux Users

Avoid root and set correct users for containers.

June 4, 2018 · 8 min · 1673 words · Venkat Vaddineni