In the olden days (like, last Tuesday), we'd spawn threads or processes to handle concurrent requests. But threads are like needy toddlers – they demand attention and resources, even when they're just sitting...

'perf sched' is like a microscope for your Linux scheduler. It's part of the broader 'perf' suite of tools, but specifically focuses on scheduling events. Think of it as your...

Let's take a quick stroll down memory lane. In the olden days (read: pre-Kafka 2.4), consumer group rebalances were an all-or-nothing affair. When a rebalance kicked off, every consumer in the group would:...

Let's say we're running a Flask application on Gunicorn (because we're cool like that). We've got a few endpoints, and one of them is acting up. Time to...

Logging setup that's scalable, secure, and actually makes sense in the 21st century. That's what we're aiming for with our power trio: * Fluentd: The Swiss Army knife of log collection...

The Contenders: Nexus and Artifactory In the red corner, we have Sonatype Nexus: the open-source darling that's been flexing its repository muscles since 2008. In the blue corner, JFrog Artifactory: the enterprise-ready behemoth known...

Delta Lake, an open-source storage layer that brings ACID transactions to Apache Spark and big data workloads, comes with a nifty feature called Time Travel. It's like version control for your data, allowing you...

Let's break down what a Bloom filter actually is: * A space-efficient probabilistic data structure * Used to test whether an element is a member of a set * Can have false positives, but never false negatives...

Thought about OpenAI's language models o1 and o3 for 5 seconds * In September 2024, the company presented a preview of the o1 language model. * OpenAI announced the o3 and o3-mini models. * The previous model...

Go's concurrency model, combined with non-blocking I/O techniques, can significantly boost your application's performance. We'll explore how epoll works under the hood, how goroutines make concurrent programming a breeze,...

We're building a custom Prometheus exporter using Quarkus Jakarta, focusing on avoiding high cardinality and ensuring efficient metrics. Buckle up for some metric magic! Why Custom Exporters? Aren't We Reinventing the Wheel?...

Before we start our fitness journey, let's talk about why we're even bothering. Kafka consumers with a large memory footprint can lead to: * Slower processing times * Increased infrastructure costs * Higher risk of...

Seccomp, short for "secure computing mode," is like a bouncer for your container's syscalls. It decides which syscalls get VIP access to the kernel and which ones get left out in the...

To optimize MongoDB for write-heavy workloads: * Choose a shard key that distributes writes evenly * Monitor and manage chunk balancing * Fine-tune indexes for write efficiency * Use write concern judiciously * Consider using the WiredTiger storage engine The Write...

* The company offers the new Nvidia Jetson Orin Nano Super developer kit with generative AI for creating chatbots, AI agents, or AI-powered robots. * Its small size makes it suitable for “hobbyists and students.” * Compared to the...