cAdvisor vs Fluentd
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
cAdvisor
Container resource usage and performance analysis
VS
Fluentd
Unified logging layer for collecting and routing data
| Feature | cAdvisor | Fluentd |
|---|---|---|
| Category | Monitoring & Status | Monitoring & Status |
| License | Apache-2.0 | Apache-2.0 |
| Language | Go | Ruby |
| Setup difficulty | Easy | Medium |
| Min. RAM | 64 MB | 128 MB |
| Deployment | docker, kubernetes, binary | docker, kubernetes, binary |
| GitHub stars | ★ 19,342 | ★ 13,576 |
| First released | 2014 | 2011 |
| Replaces | Datadog | Logstash |
Why pick each one
Frequently asked questions
Is cAdvisor or Fluentd better?
cAdvisor is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Fluentd if its specific feature set fits your needs better.
Are cAdvisor and Fluentd free and open-source?
Yes. cAdvisor is licensed under Apache-2.0 and Fluentd under Apache-2.0. Both can be self-hosted at no software cost.
Can I run cAdvisor and Fluentd with Docker?
cAdvisor: yes. Fluentd: yes.