collectd vs Apache SkyWalking

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?
FeaturecollectdApache SkyWalking
CategoryMonitoring & StatusMonitoring & Status
LicenseMITApache-2.0
LanguageCJava
Setup difficultyMediumHard
Min. RAM32 MB2,048 MB
Deploymentbare-metal, binarydocker, kubernetes, helm
GitHub stars★ 3,366★ 24,915
First released20052015
ReplacesDatadog AgentNew Relic, Datadog

Why pick each one

Choose collectd if…

  • Extremely lightweight
  • Runs almost anywhere
collectd details

Choose Apache SkyWalking if…

  • Full observability suite
  • Strong Apache governance
Apache SkyWalking details

Frequently asked questions

Is collectd or Apache SkyWalking better?

Neither is universally better. Apache SkyWalking has the larger community, while collectd is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are collectd and Apache SkyWalking free and open-source?

Yes. collectd is licensed under MIT and Apache SkyWalking under Apache-2.0. Both can be self-hosted at no software cost.

Can I run collectd and Apache SkyWalking with Docker?

collectd: check the project docs for container support. Apache SkyWalking: yes.

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