Linux
171 episodes · Page 4 of 8
#4229: SSH Key Strategy: Compartmentalization vs. Chaos
Application-specific SSH keys vs. one key for everything — and what AI agents mean for both approaches.
#4222: How Local Network Discovery Breaks with Custom DNS
Why your printer disappears when you run AdGuard Home — and how mDNS actually works.
#4181: From Phone Typing to Direct Agent: Fixing Headless Server AI Access
ChatGPT saved his OS, but the copy-paste bottleneck from phone to server took hours. Here's how to fix it.
#4155: Where Does the Guest VLAN Actually Live?
The VLAN lives in the firewall, not the AP. Here's how to actually segment your guest network.
#4151: KVM Over IP: Remote Server Access When SSH Dies
What do you do when your server is alive but unreachable? KVM over IP hardware gives you BIOS-level access from anywhere.
#4147: When Your Server Won't Even Boot a Live USB
Diagnose a dead server when it won't boot anything — not even SystemRescue from USB.
#3904: Manual NAT vs Double NAT: The Measurable Reality
Tracing OPNsense packet paths and quantifying double NAT's real latency cost.
#3883: Inside OPNsense Tunables: Kernel Variables Explained
What OPNsense tunables actually do, how they work under the hood, and when to touch them.
#3817: Hide Your Desktop in a Closet: The Gear You Need
USB4, Thunderbolt 5, and active cables now let you stash your PC in another room. Here's how.
#3799: Why Printers Demand PDFs (And PNGs Fail)
PDFs are shipping containers for print. PNGs are loose cargo. Here's what actually matters for large-format output.
#3797: How Self-Reverting Watchdogs Save Broken SSH Sessions
A dead man's switch for server configs that automatically rolls back risky changes when connectivity drops.
#3790: Server Distro Showdown: BTRFS, ZFS & Pragmatic Picks
Why filesystem support often picks your distro — and what "support" actually means in practice.
#3789: What Virtualization Actually Costs on 2026 Hardware
Real benchmarks show 2-6% overhead for single-VM setups. Here's what's actually happening at the CPU level.
#3788: RAID Reshaping Showdown: BTRFS vs ZFS vs XFS
Can you change RAID levels without nuking your data? We compare BTRFS, ZFS, and XFS for home server upgrades.
#3787: Proxmox vs Stock Linux for Home Servers
When rebuilding a home server, should you install Proxmox or just use stock Linux with KVM? We break down the tradeoffs.
#3786: When Your DNS Dies: Home Network Failure Cascade
One dead server, ZFS corruption, and a DNS collapse that takes down everything—including your ability to fix it.
#3776: ZFS Mirroring: Why Your RAID Card Is the Weak Link
A hardware RAID card makes ZFS less safe. Here's why an HBA and a simple mirror are the real upgrade.
#3748: Your Backup Is Probably Corrupted Right Now
How to catch ZFS pool degradation before your backup faithfully preserves garbage for weeks.
#3747: How to Pick an SSD That Won't Die in Your Home Server
ZFS degradation warnings are scary. Here's what to replace that drive with — and what spec numbers actually matter.
#3564: Fixing Your Phone's Variable Frame Rate Video
Why your phone's video drifts out of sync, how to fix it, and whether RAW video is actually worth it.
#3471: What OS Actually Runs Inside a Siemens PLC?
Siemens, Rockwell, Beckhoff — the OS choices inside modern PLCs are more varied than you'd expect.
#3024: How to Incrementally Back Up Google Photos to Your NAS
Build a quarterly backup pipeline for Google Photos using the Library API, hash deduplication, and your NAS.
#2943: Mapping a Gamepad to Control Android Dictation
How to map an 8BitDo Micro gamepad to control dictation apps on Android without root access.
#2941: Distrobox: Linux Containers That Feel Like Native Apps
How Distrobox merges container isolation with native desktop integration for immutable distros, GPU work, and messy builds.