What causes "Insufficient cpu"?

request too high many CPU pods small nodes

Is the "Insufficient cpu" error serious?

Yes. This is a high-severity error that usually blocks work until it is fixed, but the steps above resolve it.

KubernetesINTERMEDIATEHIGHLast verified Dec 6, 2025· 12 views

Error when no node has enough available CPU

Fixes Insufficient cpu

kubernetes — error

$# Insufficient cpu
Insufficient cpu

Scheduler cannot find node with CPU

1Check request

kubectl get pod -o yaml | grep cpu

2Check availability

kubectl describe node allocated

3Reduce request

kubectl set resources --requests=cpu

4Scale down

kubectl top pods identifies heavy

Add nodes

CPU request vs limit. Request for scheduling. Limit caps usage. 1000m = 1 core.

What does "Insufficient cpu" mean?: Scheduler cannot find node with CPU
How do I fix "Insufficient cpu"?: Error when no node has enough available CPU
What causes "Insufficient cpu"?: request too high many CPU pods small nodes
Is the "Insufficient cpu" error serious?: Yes. This is a high-severity error that usually blocks work until it is fixed, but the steps above resolve it.