SumGuy's Ramblings
The art of wasting time.
Docker, self-hosting, AI/LLM, Linux, and DevOps — explained by someone who learned the hard way. No fluff, no enterprise jargon, just practical stuff that actually works on real hardware.
Recent Posts
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iperf3 + nload: Network Diagnosis
Your gigabit link drops to 200 Mbps and you don't know why. iperf3 measures throughput honestly, nload visualizes traffic — together they find the bottleneck fast.
13 min read -
Plex Meta Manager: Posters, Collections, Sanity
Stop staring at a Plex library that looks like a clearance bin. Kometa (formerly Plex Meta Manager) automates collections, posters, overlays, and bulk ratings.
9 min read -
Syncthing vs Resilio vs Seafile
Dropbox got expensive and your data left the building. Syncthing, Resilio Sync, and Seafile compared — pick the one that fits your threat model.
10 min read -
SMART Disk Monitoring with smartmontools
Disks fail. SMART tells you when. Here's how smartctl and smartd actually predict failure, and the attributes that matter (most don't).
10 min read -
Jellyseerr Tagging Workflows for Real Libraries
Stop guessing whose request is clogging your 4K library. Jellyseerr tags + Sonarr/Radarr + Maintainerr = real per-user quota control that actually holds up.
10 min read -
fio: Real Disk Benchmarking
Stop trusting marketing IOPS numbers. fio measures what your disk actually does on your workload — sequential, random, mixed. Here's how to read the output honestly.
12 min read -
Boundary vs Teleport
Zero-trust access for SSH, k8s, and databases — HashiCorp Boundary vs Teleport compared on identity, session recording, and self-host fit.
10 min read -
Whisparr & Mylar3: Specialty *arr Apps Explained
Sonarr handles TV. Radarr handles movies. But who handles comics and adult content? Meet Mylar3 and Whisparr — the *arr apps nobody talks about, until now.
10 min read -
Dify: Visual Agent Workflows
Dify is an open-source LLM-app builder you can self-host. Visual workflow editor, RAG, agents, tool use — without writing 500 lines of LangChain glue.
12 min read -
Access Docker socket via TCP
Expose Docker's Unix socket over TCP so remote tools and dashboards can connect — daemon.json config for Linux and Windows.
· Updated:5 min read -
Advanced UFW Techniques: Enhancing Firewall Security
Go beyond basic UFW rules — rate limiting, geo-blocking, application profiles, logging, and before.rules tricks for serious firewall hardening.
· Updated:6 min read -
Alpine vs. Distroless: Choosing Your Minimalist Base
Alpine gives you a shell and apk; Distroless gives you nothing but the app. Compare attack surface, image size, and multi-stage build complexity.
· Updated:5 min read
