The EVA Controller Layer

The tests mapped to this layer enable you to detect the following:

  • Has any cache battery failed?
  • Does any controller have a bad cache, a bad mirror connection, or a bad mirror port? If so, which controller is it?
  • Has any controller failed?
  • Is any controller experiencing abnormally high temperatures?
  • Which controller is utilizing CPU excessively?

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Figure 1 : The tests mapped to the EVA Controller layer

The tests associated with this layer are discussed in detail in the following topics: