QuestionQ23

SAN implementation and configuration

Which two performance-tuning parameters are available for Fibre Channel HBAs on a host?

Choose two
  • A LUN queue depth
  • B HBA BootBIOS enabled
  • C Fibre Channel speed
  • D LUN device ID
Explanation

LUN queue depth sets the limit on active I/O commands supported for a LUN, so changing it can balance throughput against storage-array contention. Fibre Channel speed determines the HBA link bandwidth. BootBIOS is a boot configuration feature, and a LUN device ID is an identifier rather than a tuning control.

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