infra/docs/systems-overview.md

pub.solar Systems Overview

Last updated: 2025-03-11

Jump to:

1. Server nachtigall.pub.solar
2. Server metronom.pub.solar
3. Server trinkgenossin.pub.solar
4. Server blue-shell.pub.solar
5. Server delite.pub.solar
6. Server tankstelle.pub.solar
7. Server underground.pub.solar
8. Hetzner 1TB storagebox

Server nachtigall.pub.solar

Specs:

• AMD Ryzen 7 3700X 8-Core Processor
• 64 GB RAM
• 4x 1TB NVMe disks

Disk layout:

• Encrypted ZFS mirror vdevs

Operating System:

• NixOS 24.11 x86_64-linux

Usage: Main pub.solar server. Hosts the majority of pub.solar services. Non-exhaustive list:

• collabora
• coturn
• forgejo
• keycloak
• mailman
• mastodon
• matrix-synapse (homeserver)
• mediawiki
• nextcloud
• owncast
• searx
• tmate
• tt-rss
• obs-portal

Server metronom.pub.solar

Specs:

• Hetzner VPS type: CAX11
• 2 vCPU
• 4 GB RAM
• 40GB disk

Disk layout:

• Encrypted ZFS single disk (stripe)

Operating System:

• NixOS 24.11 aarch64-linux

Usage: pub.solar mail server. Note this is an ARM server.

Server trinkgenossin.pub.solar

Specs:

• Strato VPS type: VPS Linux VC8-32
• 8 core AMD EPYC-Milan Processor
• 32 GB RAM
• 1TB NVMe disk

Disk layout:

• Encrypted LUKS single disk

Operating System:

• NixOS 24.11 x86_64-linux

Usage: Monitor, garage cluster node. Services:

• grafana
• loki
• prometheus
• garage
• forgejo-actions-runner (docker)

Server blue-shell.pub.solar

Specs:

• netcup VPS type: VPS 1000 G11
• 4 core AMD EPYC-Rome Processor
• 8 GB RAM
• 256 GB SSD disk
• 850GB mechanical disk

Disk layout:

• Encrypted LVM on LUKS single disk and encrypted LUKS garage data disk

Operating System:

• NixOS 24.11 x86_64-linux

Usage: Garage cluster node.

Server delite.pub.solar

Specs:

• liteserver VPS type: HDD Storage VPS - HDD-2G
• 1 core AMD EPYC 7452
• 2 GB RAM
• 1TB mechanical disk

Disk layout:

• Encrypted LVM on LUKS single disk

Operating System:

• NixOS 24.11 x86_64-linux

Usage: Garage cluster node.

Server tankstelle.pub.solar

Specs:

• 24 core Intel Xeon E5-2670 v2 @ 2.50GHz
• 40 GB RAM
• 80GB SSD disk

Disk layout:

• LVM

Operating System:

• NixOS 24.11 x86_64-linux

Usage:

• forgejo-actions-runner (selfhosted, NixOS)

Server underground.pub.solar

Specs:

• 8 core Intel Xeon E5-2670 v2 @ 2.50GHz
• 16 GB RAM
• 40 GB SSD disk

Disk layout:

• LVM on LUKS, single disk

Operating System:

• NixOS 24.11 x86_64-linux

Usage: Testing server.

Hetzner 1TB storagebox

Hostname:

u377325@u377325.your-storagebox.de

Usage: Backups get pushed to a Hetzner storagebox every night.

Garage cluster