Knowledge base category
vps
28 practical guides in vps.
How to Set Up zram on a Small VPS
Configure zram on Ubuntu with kernel and swap checks. Understand compressed memory limits, monitor real use and avoid unsafe swap-file changes.
vpsHow to Self-Host AFFiNE with Docker
Self-host AFFiNE with Docker and private initial setup. Check workspace persistence and understand the difference between local and server workspaces.
vpsHow to Run k3s on a Single VPS
Run k3s on a single VPS with HTTPS and persistent storage. Check rollout behavior, protect admin credentials and plan for single-node recovery limits.
vpsHow to Benchmark a VPS with fio and sysbench
Benchmark a VPS with fio and sysbench. Choose repeatable workloads and interpret storage latency, CPU scaling, memory caches and steal time carefully.
vpsHow to Limit a Linux Service’s Memory with systemd
Limit a Linux service with systemd MemoryHigh, MemoryMax and swap controls. Check cgroup support, diagnose pressure and remove only your own policy.
vpsHow to Set Up Meilisearch with Docker
Run Meilisearch with Docker, index sample documents and create restricted search keys. Verify asynchronous tasks, persistence and access boundaries.
vpsHow to Set Up a File Transfer Server with SFTPGo
Set up SFTPGo with private administration and SSH-key transfers. Check server identity, storage ownership and allowed or denied file operations.
vpsHow to Test Application Emails with Mailpit
Capture staging emails with Mailpit over a private connection. Inspect message formats and attachments without confusing capture with real delivery.
vpsHow to Protect a Web App with Authelia
Protect an app with Authelia and Nginx. Keep the backend private, configure password authentication and test permitted and denied user access.
vpsHow to Sync Files Between Servers with Syncthing
Sync a test folder between two servers with Syncthing. Verify peer identity, folder IDs and deletion behavior, and keep independent backups.
vpsHow to Test SMTP Login and TLS with swaks
Diagnose SMTP connectivity, TLS and authentication with swaks. Protect credentials and distinguish server acceptance from recipient delivery.
vpsHow to Set Up an LLM Gateway with LiteLLM
Configure a LiteLLM gateway with private administration, virtual keys and model restrictions. Test allowed requests and understand budget limitations.