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Update management for a distributed computing system

  • US 9,804,901 B2
  • Filed: 09/28/2015
  • Issued: 10/31/2017
  • Est. Priority Date: 04/01/2013
  • Status: Active Grant
First Claim
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1. A method for managing a distributed computing system, the method comprising:

  • receiving, from a management computer associated with a controller node of the distributed computing system, an instruction to initiate an update of a main computer of the controller node, the main computer controlling services for the distributed computing system includes a set of nodes that execute workloads to perform the services;

    withdrawing one or more services controlled by the main computer of the controller node by storing data associated with the one or more services in a storage device;

    transmitting a request to the management computer for a software update package, the software update package comprising a full updated image of software of the main computer;

    receiving the software update package from the management computer;

    rebooting the main computer utilizing the full updated image of the software of the main computer of the software update package, wherein the reboot of the main computer replaces a full image of the main computer with the full updated image of the main computer of the software update package; and

    restoring the one or more services controlled by the main computer upon updating of the main computer.

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