Here are examples of hardware setups of some Mastodon instances for your perusal.
Notes:
- 4x10 threads means 40 threads in total spread across 4 different processes
- RPM stands for requests per minute
- Users weekly means users who visit the site or use the API at least once per week
- An up-to-date number of users cannot be guaranteed in this document
- Listed setups may be underutilizing or overutilizing their hardware
| mastodon.social | |
|---|---|
| Users total | 150,000+ |
| Users weekly | 10,000+ |
| Average RPM | 11,000+ |
| Approx. cost/mo | 250€ |
| Puma | 4x10 threads |
| Sidekiq | 4x50 threads |
| Streaming API | 2x1 threads |
| Hosting | Hetzner |
| Special notes | 4x servers, each with 8-core i7 CPUs, 32GB DDR3 RAM and SSD disks, arranged in a high-availability setup. Sidekiq on a separate machine. PostgreSQL on two separate machines (hot standby). Redis on two separate machines (one volatile for Rails cache). |
| asonix.dog | |
| Users total | 16 |
| Users weekly | 2 |
| Average RPM | a few |
| Approx. cost/mo | electricity |
| Puma | 1x8 threads |
| Sidekiq | 4x4 threads |
| Streaming API | 1x1 threads |
| Hosting | self |
| Special notes | Raspberry Pi 2 model B running Arch Linux Arm hosting mastodon-web, Pine64 running Armbian hosting mastodon-sidekiq and mastodon-streaming, Raspberry Pi 2 model B running postgres. Raspberry Pi 1 B+ running Redis. All devices have 1GB RAM |
| mspsocial.net | |
| Users total | 79 |
| Users weekly | 10 |
| Average RPM | 20 |
| Approx. cost/mo | $25 |
| Puma | 2x5 |
| Sidekiq | 1x5 |
| Streaming API | 1x1 |
| Hosting | Digital Ocean |
| Special notes | Upgraded droplet from 2GB RAM/1vCPU to 4GB/2 vCPU to run elasticsearch. Total disk usage approx 15GB, increasing approx. 1 GB every 30 days. |
| masto.donte.com.br | |
| Users total | 480+ |
| Users weekly | 100+ |
| Average RPM | 150+ |
| Approx. cost/mo | USD25 (server USD20 + automated backups USD5) |
| Puma | 2x5 threads |
| Sidekiq | 1x6 threads |
| Streaming API | 1x1 threads |
| Hosting | Linode |
| Special notes | Running everything in one Linode 4096, used to run on a Linode 2048 before. Using ruby compiled with jmalloc, not using Docker. Database backup is at around 727MB compressed, production database around 6755MB (containing 5.4 million status, 39.5k accounts). |