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Articles tagged with #linux-kernel
Being a System Administrator is like being the unseen guardian of an IT ecosystem. Your role ensures servers are up, applications are responsive, data is secure, and users can get their work done without interruptions. But here’s the reality: a singl...
If you’ve worked with Linux systems — whether in DevOps, cloud, or system administration — you’ve likely used sudo. It’s powerful. It’s convenient. But it’s also one of the biggest potential risks on any system if misused. In this blog, we’ll dive de...
Every command you run in Linux spawns a process. But processes don’t just “run” — they move between different states depending on CPU availability, I/O, and signals. For DevOps Engineers, SREs, and System Administrators, understanding these states is...
When running workloads on Linux systems, performance and stability often depend on how well you control resource allocation. One underrated but powerful tool for this is ulimit. In this blog, we’ll explore what ulimit is, why it matters, examples of ...
If you’ve ever run into the dreaded “Too many open files” error on a Linux system, you’ve brushed against the world of file descriptors (FDs). For system engineers, DevOps practitioners, and backend developers, understanding FDs is crucial. They unde...
If you spend a lot of time in the terminal—whether as a developer, system administrator, or DevOps engineer—you know how quickly multiple open shells, processes, and SSH sessions can get messy. This is where tmux, the terminal multiplexer, shines. It...
