RFE-7515: Add support for gathering node resources requests, limits, ovn subnets and resource consumption

[marioabajo]

we tried to mimic what we get from an "oc describe nodes", but specifically the resources section, and "oc adm top nodes" to better understand the node resource usage and what the node reports about those pods.

[openshift-ci]

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[openshift-ci-robot]

@marioabajo: This pull request references RFE-7515 which is a valid jira issue.

In response to this:

we tried to mimic what we get from an "oc describe nodes", but specifically the resources section, and "oc adm top nodes" to better understand the node resource usage and what the node reports about those pods.

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[oarribas]

/retest

[openshift-ci]

@marioabajo: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/okd-scos-e2e-aws-ovn	ba86e67	link	false	/test okd-scos-e2e-aws-ovn

Full PR test history. Your PR dashboard.

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