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C4040-108 · Question #21

An administrator configured IVE in their Power 570 with a multicore scaling (MCS) value of 8. After some time they decided to add more LPARs to the system. To allow more logical ports for the new…

The correct answer is B. Changing MCS value requires the managed system to undergo a power cycle. See the full explanation below for the reasoning.

Question

An administrator configured IVE in their Power 570 with a multicore scaling (MCS) value of 8. After some time they decided to add more LPARs to the system. To allow more logical ports for the new LPARs, the administrator changed the MCS value in the HMC to 4. When configuring the new LPAR profiles, the administrator does not see the extra ports. Which of the following is the most likely reason ?

Options

  • ADecreasing the MCS value reduces the number of ports available.
  • BChanging MCS value requires the managed system to undergo a power cycle
  • CThe VIO server must have the "cfgdev" command run to discover thenew ports.
  • DThe Host Ethernet configuration (available ports) must be changed to match the IVE configuration.

How the community answered

(40 responses)
  • A
    3% (1)
  • B
    75% (30)
  • C
    8% (3)
  • D
    15% (6)

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