Posted inLinux
Hunting Down CPU-Hogging “Culprits” on Linux: Mastering perf and Flame Graphs
A detailed guide on using perf on Linux for CPU profiling and Flame Graph generation. Learn how to pinpoint slow functions with minimal overhead.
Posted inLinux
Debug Linux like a “Wizard” with eBPF and BCC Tools: Peer into the Kernel Without Code Changes
Learn how to use eBPF and BCC Tools on Linux to debug complex performance issues at the kernel level without modifying or restarting your applications.
Posted inLinux
Mastering Linux Kernel Modules: Pro Tips for Handling Drivers
Don't let driver errors interrupt your workflow. Learn how to use modprobe, lsmod, and driver blacklisting techniques to optimize and troubleshoot Linux hardware like a pro.
Posted inLinux
Mastering GNU Screen: How to Keep Your Terminal Sessions Alive During SSH Disconnects
Forget about connection drops ruining your server processes. A detailed guide on using GNU Screen to keep terminal sessions running in the background, manage multiple windows, and share screens for debugging.
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GNU Parallel: Speed Up Linux Task Processing by 10x
Learn how to use GNU Parallel to leverage the full power of multi-core CPUs on Linux. A detailed guide on processing files, parsing logs, and automating tasks 10x faster.
Posted inLinux
Slow Linux Boot? Use systemd-analyze to Trace and Optimize Immediately
Don't let your Linux server boot slowly. Learn how to use systemd-analyze to track down bottlenecks and effectively optimize boot time in just a few steps.
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Rescuing Linux Laptop Battery Life: Mastering the TLP and Powertop Duo
Don't let your Linux laptop become a hand warmer. Here is a detailed guide on combining TLP and Powertop to increase battery life by 30-50% and keep your system cool.
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Mastering Software RAID on Linux with mdadm: Practical Experience from Lab to Production
A hands-on guide to managing RAID 1/5/6 on Linux using mdadm. Discover troubleshooting secrets and storage optimization tips based on real-world experience.
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How to Use strace to Debug Applications on Linux: Tracing System Calls and Finding Root Causes Effectively
strace lets you trace every system call a process makes on Linux — from file opens and network connections to lock waits — without needing source code or recompiling. This guide covers practical strace usage for debugging permission errors, missing files, hanging services, and I/O bottlenecks.
Posted inLinux
Speed Up Your Linux Terminal with fzf: Find Files and History Instantly
Learn how to install and configure fzf (fuzzy finder) on Linux to quickly search for files, command history, and manage processes. Practical tips to boost your Terminal productivity.