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Command multiplex number monitoring control scheme and computer system using the command multiplex number monitoring control scheme

  • US 20050223138A1
  • Filed: 06/15/2004
  • Published: 10/06/2005
  • Est. Priority Date: 04/05/2004
  • Status: Active Grant
First Claim
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1. A command multiplex number monitoring control scheme in a computer system, the computer system including a storage apparatus and one or more higher rank apparatuses, the storage apparatus including a volume and a storage control apparatus, the volume including one or more logical units, the storage control apparatus including one or more ports, each of the higher rank apparatuses having a world wide name, the higher rank apparatuses being connected to the storage apparatus via a network, wherein command issue multiplex numbers which are set in the higher rank apparatuses for each access permission information constituted of world wide names of the higher rank apparatuses and the logical units corresponding to the world wide names in the storage apparatus are also set in the ports in the storage apparatus, and setting of access permission information for which a total of the set command issue multiplex numbers exceeds a command processing multiplex limit number of the storage control apparatus is rejected as abnormal.

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