Pulse Monitor vs Grafana Mimir
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
Grafana Mimir
Scalable long-term storage for Prometheus metrics
| Feature | Pulse Monitor | Grafana Mimir |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 91 · Excellent | 90 · Excellent |
| Category | Monitoring & Status | Monitoring & Status |
| License | MIT | AGPL-3.0 |
| Language | Go | Go |
| Setup difficulty | Easy | Hard |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | docker | docker, kubernetes, helm |
| GitHub stars | ★ 6,742 | ★ 5,238 |
| First released | 2024 | 2022 |
| Replaces | Datadog | Datadog, Chronosphere |
What are Pulse Monitor and Grafana Mimir?
Pulse Monitor
Pulse is a self-hosted monitoring application focused on Proxmox VE and PBS environments, surfacing node, VM, and backup health. It provides real-time dashboards and alerting.
- Proxmox monitoring
- VM and node health
- Backup status
- Real-time dashboards
Grafana Mimir
Grafana Mimir is an open-source, horizontally scalable, highly available, multi-tenant time series database for Prometheus and OpenTelemetry metrics. It is designed to store and query hundreds of millions of active series.
- Massive cardinality support
- Multi-tenant by design
- Fast query engine
- Object storage backend
Pulse Monitor vs Grafana Mimir: key differences
Both projects are written in Go. Licensing differs — MIT for Pulse Monitor versus AGPL-3.0 for Grafana Mimir. Pulse Monitor is the lighter option, starting around 256 MB of RAM against 1,024 MB for Grafana Mimir. Grafana Mimir is the more established project (first released 2022), while Pulse Monitor arrived in 2024.
Why pick each one
Choose Pulse Monitor if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Mature project with 6.7k GitHub stars
Choose Grafana Mimir if…
- Proven at billion-series scale
- Easier to operate than Cortex
Watch out for
- Resource intensive
- Complex for small homelabs
Frequently asked questions
Is Pulse Monitor or Grafana Mimir better?
Pulse Monitor is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Grafana Mimir if its specific feature set fits your needs better.
Are Pulse Monitor and Grafana Mimir free and open-source?
Yes. Pulse Monitor is licensed under MIT and Grafana Mimir under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Pulse Monitor and Grafana Mimir with Docker?
Pulse Monitor: yes. Grafana Mimir: yes.
Which is lighter on resources, Pulse Monitor or Grafana Mimir?
Pulse Monitor has the smaller minimum footprint at 256 MB of RAM, compared to about 1,024 MB for Grafana Mimir. Real-world usage depends on library size, user count, and enabled features.