What does a yellow health status mean for an Elasticsearch cluster?

Original photo by Tamanna Rumee on Unsplash; logo by Elastic; graphic by Tremaine Eto.

So your Elasticsearch cluster has a cluster health of yellow.

If we zoom out, there are three possible cluster health statuses that correspond with colors: red, yellow, and green.

Your basic understanding is generally right: green is good and you don’t really have to worry, yellow means that you might need to check things…

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Tremaine Eto

Tremaine Eto

Senior Software Engineer @ Iterable | Previously worked at DIRECTV, AT&T, and Tinder | UCLA Computer Science alumni | Follow me for software engineering tips!