Posted inLinux
Boosting Linux Server I/O Performance: noatime and tuned profile Tips
A quick guide to optimizing Linux I/O performance by configuring noatime and using tuned profiles to reduce system latency.
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Direnv: The ‘Lifesaver’ for Automating Per-Project Environment Variables on Linux
Manually managing environment variables on Linux often leads to data mix-ups between projects. Learn how to use direnv to automatically load and unload configurations as you switch directories.
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Hunting Down and Eliminating Zombie Processes: When Linux Servers Are Besieged by the Undead
Zombie processes don't consume RAM but can exhaust PIDs, paralyzing your Linux server. Discover how to track down PPIDs and eliminate these 'undead' processes based on real-world experience.
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Escape ‘Dependency Hell’ on Linux with Nix: The Package Manager That Saved Me at 2 AM
Nix Package Manager is a lifesaver for isolating software, supporting instant rollbacks, and completely eliminating library conflict errors on Linux. This guide provides practical installation and usage tips for DevOps and Sysadmins.
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How to Use rclone to Sync and Backup Data from Linux to the Cloud (Google Drive, S3, OneDrive)
A step-by-step guide to installing and configuring rclone on Linux to sync and backup data to Google Drive, Amazon S3, and OneDrive using practical commands. Includes how to automate backups with cron and tips for optimizing performance.
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Managing Multiple Java Versions on Linux: Stop Doing It Manually, Use SDKMAN!
Forget manual Java installation! SDKMAN! lets you install, manage, and switch between Java 8, 11, 17, and 21 on Linux with simple commands and no root access.
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Mastering lshw, dmidecode, and hwinfo: A Deep Dive into Linux Hardware
A guide to using lshw, dmidecode, and hwinfo to check detailed CPU, RAM, storage, and Serial Numbers on Linux. Essential tips for SysAdmins to master server hardware.
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Linux SWAP Configuration Guide: A “Spare Tire” for Low-RAM Servers
Don't let your server crash due to RAM exhaustion. A detailed guide on creating a Linux Swap File, optimizing swappiness, and practical tips for maintaining system stability under heavy load.
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Is Linux Fragmented? How to Check and Optimize EXT4 and XFS Drives to Boost I/O Speed
The idea that Linux doesn't fragment is a myth. Learn how to use e4defrag and xfs_fsr to check and optimize drives, effectively boosting server I/O performance.
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Mastering awk and sed: Log and Config File Processing Secrets for Sysadmins
Stop editing GB-sized log files by hand. Learn how to use awk and sed to automate your Linux workflow with real-world expert examples.