Question

Your cluster has a mix of nodes, and one node is labeled disktype=ssd. A developer wants a specific Pod to run only on nodes that have this label. Which field should be added to the Pod specification to guarantee the scheduler places it exclusively on the SSD node?

Accepted Answer

A nodeSelector under spec with the key-value disktype: ssd

Answer

A label disktype: ssd added under the Pod's metadata.labels

Answer

An annotation disktype: ssd added under the Pod's metadata.annotations

Answer

A resources.requests entry specifying disktype: ssd