Feb 11 · 4 min read · As IPv4 exhaustion becomes increasingly real, dual-stack Kubernetes is no longer just an experiment it’s a strategic decision. Recently, I implemented and validated a dual-stack cluster in Oracle Kubernetes Engine on Oracle Cloud Infrastructure, and ...
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Jan 28 · 3 min read · The Incident Doesn't End at the "Fix" In the daily life of an SRE, the first reaction to a downtime is the "Quick Fix": restarting a pod, scaling a node, or triggering a rollback. However, an incident isn’t truly closed when the service returns to no...
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Jan 25 · 6 min read · Introduction The ArgoCD community recently released version v3.2.5 on January 14, 2026, replacing v3.2.4 which was marked as invalid. This patch release brings critical fixes that improve the stability and security of the most popular GitOps platform...
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Jan 11 · 3 min read · The Linux file system is a hierarchical structure that starts from a single root directory /. Unlike Windows (which uses drives like C: or D:), Linux uses one unified directory tree. / ├── bin ├── boot ├── dev ├── etc ├── home ├── lib ├── proc ├── ro...
Join discussionJan 6 · 3 min read · 1. Running Docker Containers Docker provides flexible options for running containers, including specifying software versions and enabling interactive input/output. Specifying Software Versions (Tags): When running a container, you can specify a part...
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Dec 13, 2025 · 5 min read · TL;DR: Docker containers are ephemeral. If you're storing uploads inside the container filesystem, they'll vanish on every rebuild. Use volumes to persist data. Table of Contents The Problem Understanding Container Ephemeral Nature Root Cause Anal...
Join discussionOct 8, 2025 · 5 min read · Compreender e implementar um conjunto robusto de métricas não é somente uma boa prática, mas uma necessidade estratégica, uma obrigação. Uma visão das métricas utilizadas, incluindo as quatro métricas clássicas do framework DORA (DevOps Research and ...
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Oct 8, 2025 · 2 min read · Center for Internet Security (CIS). CIS Benchmarks are well-defined, consensus-based best practices to securely configure operating systems, network devices, applications, and cloud services.They help organizations reduce vulnerabilities, improve sec...
Join discussionOct 8, 2025 · 1 min read · 🔍 What is Vulnerability Scanning? Vulnerability scanning is the process of identifying security weaknesses in systems, applications, or networks using automated tools.It helps organizations detect misconfigurations, missing patches, outdated softwar...
Join discussionOct 8, 2025 · 1 min read · Secrets Management is the process of securely storing, accessing, and rotating sensitive information such as: API keys Passwords SSH keys Certificates Tokens It ensures that sensitive data is not hardcoded in code or configuration files, reduc...
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