000-221 · Question #164
When could an IVM instance be preferable to an HMC for Power Systems management?
The correct answer is D. When a single entry level Power Systems server needs to be split into LPARs. IVM (Integrated Virtualization Manager) is a lightweight, embedded alternative to the HMC suited for managing a single entry-level Power Systems server without the cost or complexity of a dedicated HMC appliance.
Question
When could an IVM instance be preferable to an HMC for Power Systems management?
Options
- AWhere multiple partition profiles are required
- BWhen Systems Director is used for central management
- CWhere Power Compute Nodes are deployed in a PureFlex environment
- DWhen a single entry level Power Systems server needs to be split into LPARs
How the community answered
(25 responses)- A12% (3)
- B8% (2)
- C4% (1)
- D76% (19)
Why each option
IVM (Integrated Virtualization Manager) is a lightweight, embedded alternative to the HMC suited for managing a single entry-level Power Systems server without the cost or complexity of a dedicated HMC appliance.
IVM does not support multiple partition profiles per LPAR the way HMC does, making HMC the required tool when full profile management across multiple partitions is needed.
IBM Systems Director integration for centralized management is associated with HMC-managed environments, not IVM, which lacks the APIs and scope for that role.
Power Compute Nodes in a PureFlex chassis are managed through the Flex System Manager or HMC, not IVM, which cannot manage blade or chassis-based Power hardware.
IVM runs inside the Virtual I/O Server (VIOS) and is designed specifically for single-server environments where deploying a full HMC is cost-prohibitive or unnecessary. It provides basic LPAR creation and management for one managed system, making it the appropriate choice when a single entry-level Power Systems server must be partitioned into LPARs.
Concept tested: IVM vs HMC use cases for Power Systems
Source: https://www.ibm.com/docs/en/power-systems-software/1.1.0?topic=manager-integrated-virtualization
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