Kubernetes Taints and Toleration

Ishan Liyanage
5 min readFeb 14, 2021

Lets discuss about the POD to Node relationship and how you can restrict what pods are placed on what nodes. The concept of taints and tolerations can be a bit confusing at first.

Lets take the example and using a analogy of a bug approaching a person.

To prevent the bug from landing on the person, we sprayed the person with a repellent spray or a taint as we will call it. The bug is intolerant to the smell.

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Ishan Liyanage

Passionate Technical Lead, Senior Software Developer and free and open source software advocate. Based in Singapore.