Rule purpose: Check whether any idle CBS disk exists.
Compliance evaluation logic: If no idle CBS disks exist and snapshots have been taken for all CDS disks, the evaluation result is "compliant".
Rule Identifier: cbs-disk-noidle
Risk Level: Low.
Applicable Resource Type: QCS::CBS::Disk
Rule trigger type: Configuration change.
Keyword: CBS disk, snapshot.
Rule parameter: None.