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Operating system update and boot failure recovery

  • US 20040153724A1
  • Filed: 01/30/2003
  • Published: 08/05/2004
  • Est. Priority Date: 01/30/2003
  • Status: Active Grant
First Claim
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1. An improved operating system method comprising the steps of:

  • storing a primary bootable operating system in storage accessible by a computing system wherein during normal operation the computing system accesses the primary operating system so that the primary operating system is the present operating system;

    storing one or more alternate operating systems in storage accessible by the computing system;

    monitoring the operation of the present operating system; and

    based on a set of boot instructions, accessing the alternate operating system upon sensing an error in the operation of the primary operating system so that the alternate operating system becomes the present operating system.

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