collectd vs Vmstat Exporter
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | collectd | Vmstat Exporter |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 60 · Good | 88 · Excellent |
| Category | Monitoring & Status | Monitoring & Status |
| License | MIT | Apache-2.0 |
| Language | C | Go |
| Setup difficulty | Medium | Medium |
| Min. RAM | 32 MB | 64 MB |
| Deployment | bare-metal, binary | docker, binary |
| GitHub stars | ★ 3,365 | ★ 3,630 |
| First released | 2005 | 2016 |
| Replaces | Datadog Agent | Datadog Agent |
What are collectd and Vmstat Exporter?
collectd
collectd is a small daemon that periodically collects system and application performance metrics. It stores or forwards the data through a large set of read and write plugins for further processing.
- Minimal resource usage
- Over 100 plugins
- Runs on embedded systems
- Network forwarding support
Vmstat Exporter
A Prometheus exporter that exposes additional system-level metrics for scraping. It complements the standard node exporter for niche monitoring needs.
- Exposes host metrics
- Prometheus compatible
- Low overhead
- Cross-platform support
collectd vs Vmstat Exporter: key differences
Collectd is written in C, while Vmstat Exporter is built with Go. Licensing differs — MIT for collectd versus Apache-2.0 for Vmstat Exporter. Collectd is the lighter option, starting around 32 MB of RAM against 64 MB for Vmstat Exporter. Collectd is the more established project (first released 2005), while Vmstat Exporter arrived in 2016. Vmstat Exporter lists first-class Docker deployment; collectd does not.
Why pick each one
Choose collectd if…
- Extremely lightweight
- Runs almost anywhere
Watch out for
- Configuration is low-level
- No native dashboard
Choose Vmstat Exporter if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (3.6k GitHub stars)
- Written in Go
Frequently asked questions
Is collectd or Vmstat Exporter better?
Neither is universally better. Vmstat Exporter has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are collectd and Vmstat Exporter free and open-source?
Yes. collectd is licensed under MIT and Vmstat Exporter under Apache-2.0. Both can be self-hosted at no software cost.
Can I run collectd and Vmstat Exporter with Docker?
collectd: check the project docs for container support. Vmstat Exporter: yes.
Which is lighter on resources, collectd or Vmstat Exporter?
collectd has the smaller minimum footprint at 32 MB of RAM, compared to about 64 MB for Vmstat Exporter. Real-world usage depends on library size, user count, and enabled features.
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