Linux – Page 3 – ITFROMZERO – Share tobe shared!

KVM/QEMU on Fedora Workstation with Virt-manager: Creating, Managing, and Optimizing Linux and Windows Virtual Machines

By admin June 13, 2026

A complete guide to setting up KVM/QEMU on Fedora Workstation with Virt-manager, from installation to performance tuning. Covers creating Linux and Windows 11 VMs with VirtIO drivers, CPU pinning, snapshots, and common SELinux troubleshooting.

Linux

Advanced find Command on Linux: Filter Files by Multiple Criteria and Automate Bulk Operations with -exec and xargs

By admin June 10, 2026

The advanced Linux find command lets you filter files by time, size, permissions, and multiple combined conditions. Paired with -exec or xargs, you can automate batch operations on hundreds of files with a single command — from clearing server logs to running security checks.

Linux

Managing /etc Configuration with etckeeper: A Safety Net for Every SysAdmin

By admin June 10, 2026

Stop worrying about misconfiguring system files. Learn how to use etckeeper to manage /etc with Git, allowing you to track history and restore Linux configurations in seconds.

Linux

Configuring systemd-boot for Linux: Faster, Sleeker, and Much ‘Cleaner’ Than GRUB2

By admin June 8, 2026

Forget GRUB2; systemd-boot is the future for Linux users who love minimalism. Here is a detailed guide on how to install, configure, and automate this ultra-lightweight bootloader for UEFI systems.

Linux

Practical Bash Scripting: Automating Linux from Scratch

By admin June 7, 2026

Learn how to write professional Bash Scripts to automate Linux. Detailed guide on variables, loops, functions, and practical error-handling techniques like set -euo pipefail.

Linux

AutoFS on Linux: Automatically Mount and Unmount Network Drives (NFS/Samba) Flexibly and Reliably

By admin June 5, 2026

AutoFS is the perfect fstab replacement for mounting NFS/Samba network drives on Linux. This guide covers detailed configuration for automatically mounting on demand and unmounting when idle, keeping your server stable and preventing hangs.

Linux

Mastering /proc and /sys: Inspecting Linux Internals Without Third-Party Tools

By admin June 3, 2026

Explore the power of /proc and /sys on Linux. Learn how to read process info, configure the kernel, and monitor hardware directly from the command line without installing extra software.

Linux

Mastering Core Dumps on Linux: Pro Tips for Troubleshooting Segmentation Faults

By admin June 1, 2026

No more guessing when apps crash! A detailed guide on configuring Core Dumps on Linux to catch Segmentation Faults and using gdb to find the exact line of code causing the error.

Linux

Linux Optimization: Using nice and ionice to Prevent Server Freezes During Heavy Tasks

By admin May 31, 2026

Effectively control CPU and I/O usage with nice and ionice. A detailed guide on Linux server optimization for running heavy tasks like backups and file compression without impacting web or database performance.

Linux

Linux Process Management with Supervisord: Keep Your Apps “Alive” After Crashes

By admin May 31, 2026

Learn to use Supervisord to auto-restart apps, centralize logs, and run dozens of workers simultaneously on Linux. The ultimate solution for server stability.