OpenStack 면접 질문과 답변
Ques 21. What is the purpose of the 'cinder-scheduler' in Cinder?
The 'cinder-scheduler' in Cinder is responsible for selecting and scheduling the appropriate storage backend for creating and managing volumes based on resource availability and policies.
Ques 22. Explain the role of the 'OS-DCF' extension in Nova.
The 'OS-DCF' extension in Nova provides information about the disk and configuration of an instance, including the disk size, and whether the instance is set to delete on termination.
Ques 23. What is the purpose of the 'Manila' project in OpenStack?
Manila is the shared file system service in OpenStack, allowing users to create and manage shared file systems that can be accessed by multiple instances simultaneously.
Ques 24. Explain the role of the 'oslo.messaging' library in OpenStack.
The 'oslo.messaging' library in OpenStack is used for inter-process communication and messaging between different OpenStack services. It provides a common messaging framework.
Ques 25. What is the purpose of the 'Placement' service in Nova?
The 'Placement' service in Nova is responsible for managing and tracking the placement of resources in the cloud, including compute resources such as CPU, memory, and disk.
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