Filesystem Creation
Guide to partitioning disks with fdisk and parted, creating ext4/XFS/Btrfs/FAT32 filesystems, setting up swap and UEFI boot partitions, and configuring persistent mounts via fstab.
Linux
FirewallD
Reference for FirewallD, the dynamic firewall manager for Linux that uses zones and services on top of nftables. Covers zones, services, ports, rich rules, NAT, ICMP filtering, and troubleshooting.
Git
A reference for the Git distributed version-control system covering installation, configuration, branching, remotes, stashing, rebasing, signing, hooks, and LFS.
GlusterFS
Reference for GlusterFS, a distributed network filesystem that aggregates storage bricks from multiple servers into one namespace. Covers volume types, installation, volume and security configuration, clients, …
HAProxy
Reference for HAProxy as a TCP/HTTP load balancer and reverse proxy: installation, configuration structure, SSL termination, ACL routing, rate limiting, health checks, stats, and database load balancing.
Helm
Package manager for Kubernetes that uses charts to define, install, and upgrade applications on clusters. Covers architecture, installation, command reference, chart structure, chart creation, values and templating, and …
IPTables
Reference for the legacy iptables packet-filtering utility: tables, chains, targets, stateful matching, NAT, rule management, and per-distribution persistence. Covers the iptables-nft compatibility layer for modern …
K9s
Terminal UI for Kubernetes clusters. Covers install, navigation and resource commands, context and namespace switching, keyboard shortcuts, filtering, configuration files, plugins, skins, and troubleshooting.
KASM Workspaces
Notes on deploying KASM Workspaces: a container streaming platform that delivers Linux desktops, browsers, and applications to a web browser via Docker and KasmVNC. Covers installation, SSL, user/group management, …
KeepaliveD
Configure Keepalived for high availability on Linux using VRRP and health checks, covering installation, MASTER/BACKUP setup, priorities, IPv6/VRRPv3, notification scripts, and diagnostics.