kubernetes v1.33

PodSpec.volumes.downwardAPI.items.resourceFieldRef

ResourceFieldSelector represents container resources (cpu, memory) and their output format

PodSpec.volumes.downwardAPI.items.resourceFieldRef fields and descriptions
Field / Type	Description
containerName `string`	Container name: required for volumes, optional for env vars
divisor `Quantity`	Specifies the output format of the exposed resources, defaults to "1"
resource `string` required	Required: resource to select