AI agent applications, installation, large-model testing, computer fundamentals, IT operations and maintenance exchange, network technology exchange, Linux learning
This 6,000‑word guide walks through why and how to upgrade Linux kernels—from 3.10 to 6.14—covering pre‑upgrade checks, CentOS/RHEL and Ubuntu/Debian procedures, manual compilation, a production‑ready checklist, common failures, and a reliable rollback plan.
This article walks through Linux package‑manager families, shows apt, yum/dnf and pacman command basics, explains how to configure fast domestic mirrors, details source‑code compilation steps, common errors and fixes, and lists essential tools for new systems.
This guide walks through Linux network bonding, comparing CentOS, Ubuntu, and Debian setups, detailing all seven bonding modes, and covering advanced tuning such as queue and ring‑buffer adjustments, interrupt affinity, and kernel network parameters to boost server performance.
This tutorial walks you through the essential Linux commands for retrieving system version, kernel, CPU, memory, disk, network interface details, and reliably distinguishing between physical and virtual servers, providing clear examples and output explanations for each step.
This guide walks through diagnosing and tuning CPU, memory, network, disk I/O, and filesystem on Linux servers, showing how to use tools such as mpstat, pidstat, vmstat, ss, iostat, iotop and df, and provides concrete commands, parameter recommendations, and real‑world case studies.
This guide walks through seven Linux file‑sharing solutions—NFS, Samba, FTP, SFTP, WebDAV, rsync, and iSCSI—detailing installation, configuration, usage commands, common pitfalls, and when to choose each method for different scenarios.
Learn how to efficiently search, edit, and analyze massive log or CSV files on Linux using the three essential command‑line tools—grep, sed, and awk—through real‑world examples, key options, regular‑expression tricks, and pipeline combinations that boost productivity by orders of magnitude.
This article explains what GRUB is, how to install and configure it on BIOS and UEFI systems, how to protect it with a password, and provides detailed, command‑line procedures for resetting a forgotten Linux root password (and a brief Windows admin password tip).
This article explains why RAID is needed, breaks down striping and redundancy, compares common RAID levels, contrasts software and hardware implementations, and provides a step‑by‑step mdadm guide for creating, monitoring, and recovering Linux software RAID arrays.
This step‑by‑step guide walks through Linux disk management—from inspecting devices with lsblk, creating MBR or GPT partitions with fdisk and parted, formatting with ext4 or xfs, mounting, monitoring usage with df and du, using dd for cloning, to flexible LVM volumes and persistent fstab entries—plus practical tips and common pitfalls.
