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D-MSS-DS-23 · Question #78

What is the recommended order for connecting DAEs to SAS ports when only two ports are available on each SP of a Dell Unity XT DPE?

The correct answer is D. DAE 1 to SAS Bus 0 DAE 2 to SAS Bus 1 DAE 3 to SAS Bus 0. When connecting Disk Array Enclosures (DAEs) to SAS ports on a Dell Unity XT DPE (Disk Processor Enclosure) with only two ports available on each SP (Storage Processor), the recommended order is DAE 1 to SAS Bus 0, DAE 2 to SAS Bus 1, and DAE 3 to SAS Bus 0. This configuration…

Storage Design Principles and Best Practices

Question

What is the recommended order for connecting DAEs to SAS ports when only two ports are available on each SP of a Dell Unity XT DPE?

Options

  • ADAE 1 to SAS Bus 0 DAE 2 to SAS Bus 0 DAE 3 to SAS Bus 1
  • BDAE 1 to SAS Bus 1 DAE 2 to SAS Bus 1 DAE 3 to SAS Bus 0
  • CDAE 1 to SAS Bus 1 DAE 2 to SAS Bus 0 DAE 3 to SAS Bus 1
  • DDAE 1 to SAS Bus 0 DAE 2 to SAS Bus 1 DAE 3 to SAS Bus 0

How the community answered

(39 responses)
  • A
    15% (6)
  • B
    8% (3)
  • C
    3% (1)
  • D
    74% (29)

Explanation

When connecting Disk Array Enclosures (DAEs) to SAS ports on a Dell Unity XT DPE (Disk Processor Enclosure) with only two ports available on each SP (Storage Processor), the recommended order is DAE 1 to SAS Bus 0, DAE 2 to SAS Bus 1, and DAE 3 to SAS Bus 0. This configuration helps in balancing the load across the available SAS ports, ensuring optimal data flow and performance.

Topics

#DAE connectivity#SAS ports#Dell Unity XT#storage processor cabling

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