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The latest News and Information on DevOps, CI/CD, Automation and related technologies.

Git Rebase -i: Clean Your Commit History

Messy commit history? Git lets you clean it up before anyone sees it — and it’s easier than you think. In the final episode of Wait… Git Can Do That? — Volume 1, we walk through git rebase -i: Clean up the last N commits Squash, rename, or drop them Bonus: GitKraken Desktop lets you do it all visually You've just unlocked 8 Git powers most devs don’t even use.

Azure Reserved Instances: Saving Smart, Maximizing ROI

Many teams buy RIs with the best of intentions (predictability and up to 72% savings) only to realize later that they’ve either overcommitted or left money on the table. Without clear visibility, what starts as a smart cost-saving move can slither into silent waste. This guide will help you get ahead of that. We’ll walk you through the ins and outs of Azure Reserved Instances, compare them to other savings options, and share best practices to help you avoid common pitfalls.

How sum_over_time Works in Prometheus

The sum_over_time() function in Prometheus gives you a way to aggregate counter resets, gauge fluctuations, and histogram samples across specific time windows. Instead of seeing point-in-time values, you get the cumulative total of all data points within your chosen range—useful for calculating totals from rate data, tracking accumulated errors, or understanding resource consumption patterns over custom intervals.

What to expect in a Gremlin workshop

Gremlin workshops give your team hands-on training with Gremlin so they can get real results and dramatically improve your reliability. Full transcript:  The goal of our workshops is really to accelerate you and the team in your reliability journey. Whether you're starting out for the first time, or you're a more advanced user, this workshop is really designed for you to take you to the next level.

From Dial-Up to Colo: The Impact of AI on Data Center Design

In this episode of Uplink, we’re joined by Jay Smith, VP of Data Center Operations and Engineering at Evocative. With nearly 30 years in the industry, Jay unpacks how data centers are adapting to support AI’s massive power and cooling demands. This episode covers: Why colo is thriving in the AI era Liquid cooling and rear-door heat exchangers Powering 275kW racks and beyond How AI inference is shifting compute to the edge Career opportunities in infrastructure without a degree.

What is Java Performance Monitoring? [A Guide to DevOps Engineers]

You rolled out a Java application that worked fine in development. Fast, clean, no errors. However, once it went into production, things began to change. Suddenly, the app feels slow. CPU usage climbs without warning. Some users start getting timeouts. You check the dashboards, but nothing jumps out. You look through the logs, but it's mostly noise. And then the questions start coming in - "Is the JVM the problem?" If you've been in that situation, you're not alone.

Build EF Core Models Visually with Entity Developer - No More Manual Mapping!

Want to simplify your EF Core development? Discover how Entity Developer — a powerful visual ORM tool from Devart — helps.NET developers design, generate, and maintain EF Core models faster and with fewer errors. In this video, you’ll learn how to: Entity Developer works as both a standalone app and a Visual Studio plugin, giving you flexibility across any development environment. With support for EF Core, NHibernate, and LinqConnect, it's your all-in-one solution for ORM design in.NET.

How To Sell Cloud Cost Optimization To Your CFO

You know you’re bleeding money in the cloud. Maybe not everywhere, but enough to feel it. Your engineers know it too. You’ve got idle resources humming away, AI workloads scaling like wildfire, and nobody can quite explain why last month’s bill jumped by 17%. So, you bring up the idea of investing in a cloud cost optimization product. Cue the skeptical glance from your CFO.