13h ago · 6 min read · Understanding Spinlocks, Data Races, Global Variables, and ISA Detection in Linux Kernel Modules When developing Linux kernel modules, understanding synchronization and system architecture is essentia
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9h ago · 6 min read · Now, we'll start with ad-hoc commands (Ansible's one-liner mode), hit a very real wall with them, and then understand exactly why playbooks exist. Ad-hoc commands - The quick fire An ad-hoc command i
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14h ago · 12 min read · What Exactly Is Ansible? Ansible is a configuration management tool. It is also commonly referred to as an IT automation tool. Both descriptions are accurate, and both point to the same core idea: Ans
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1d ago · 6 min read · Understanding Critical Sections, Exclusive Execution, and Atomicity in Linux Kernel Programming Modern Linux kernels execute on multicore systems where multiple CPUs, kernel threads, interrupts, and w
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1d ago · 15 min read · The ritual nobody questioned For months, our MySQL master had a thing it did. RAM would creep up past 90%. CloudWatch alarm would fire. Someone would SSH in, restart MySQL, memory would drop back down
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