May 5 · 4 min read · Early in my time on the Kubernetes team, a customer proposed something that was both brilliant and beyond what we were ready for: a global footprint of clusters, one per region, with a synchronized set of jobs. They were running a low-latency applica...
Join discussionJan 9 · 4 min read · Welcome to the "heartbeat" of Kubernetes. How do you benchmark and perform performance testing? Today, we focus on etcd. Etcd is the consistent and highly available key-value store used as Kubernetes' backing store for all cluster data. If etcd is sl...
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Jan 1 · 7 min read · How I Completed a High-Pressure Regulatory Submission Review Inside Zane ProEd's Omega Simulation Environment. A detailed walkthrough of identifying CMC data gaps, aligning Module 3 compliance requirements, and drafting traceable regulatory responses...
Join discussionDec 27, 2025 · 2 min read · In Kubernetes, everything looks fine—until etcd breaks. etcd is the brain of the cluster.If it’s lost, your deployments, services, and configurations disappear with it. This short story documents how I backed up etcd, deleted a deployment, and restor...
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Dec 15, 2025 · 8 min read · Post-Approval Variation Management: Mastering Lifecycle Tracking and Change-Control Classification in Regulatory Operations A comprehensive guide to managing post-approval variations, lifecycle tracking, and regulatory change-control systems through ...
Join discussionNov 21, 2025 · 3 min read · With the experience shared by people on the internet, I summarized some key aspects as a series of articles for preparing the CKS exam. Each aspects should be in short concise points, so this is not a detailed tutorial, just some practical reminders....
Join discussionNov 16, 2025 · 18 min read · Introduction to Etcd Hey everyone! After our successful blog on k8s architecture, we're now going deeper into each component of the k8s architecture. In this blog, we'll focus on etcd - the brain of a k8s cluster and one of the most important topics....
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Nov 12, 2025 · 12 min read · Info: Introduction and Deploy In March 2022, a researcher named Max Kellerman publicly disclosed a Linux Kernel vulnerability (nicknamed "Dirty Pipe" for its similarities to the notorious "Dirty Cow" exploit affecting older versions of the kernel) th...
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Nov 3, 2025 · 5 min read · Hii everyone, hope you all are good! This article is the next part of our previous article on the evolution of K8s and its history (link)! Here we are going to discuss K8s architecture in detail. I will try to explain the things that are not easily a...
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