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COMPUTER SYSTEM, COMMUNICATION CONTROL SERVER, COMMUNICATION CONTROL METHOD, AND PROGRAM

  • US 20150180761A1
  • Filed: 11/30/2012
  • Published: 06/25/2015
  • Est. Priority Date: 06/12/2012
  • Status: Active Grant
First Claim
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1. A computer system, comprising:

  • a forwarding node(s) that stores a flow and a packet handling operation defining processing for a packet belonging to the flow in association with each other, and processes a packet received from any other apparatus based on the packet handling operation;

    a communication control server that controls the packet handling operation stored in the forwarding node(s); and

    a physical server(s) on which a virtual server operates, whereinthe communication control server comprises;

    a topology information storage unit that stores a topology of a communication network including the forwarding node(s) and the physical server(s), and an operating status of a virtual server(s) connected to the communication network;

    a virtual environment cooperation unit that requests resuming an operation of a virtual server(s) in a suspended state upon occurrence of a communication request to the suspended virtual server(s); and

    a forwarding node control unit that sets a communication path for forwarding a packet for the communication request in the forwarding node(s), based on a location at which the suspended virtual server(s) is connected to the communication network after resumption of the operation.

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