×

Data processing method and system

  • US 20060129772A1
  • Filed: 03/11/2005
  • Published: 06/15/2006
  • Est. Priority Date: 12/09/2004
  • Status: Active Grant
First Claim
Patent Images

1. A data processing method in which a first site comprises a first DB access part in use, a primary first storage device that is assigned to said first DB access part in use, and a secondary second storage device that forms a pair with a primary second storage device;

  • a second site comprises a second DB access part in use, a first DB access part for standby that corresponds to said first DB access part in use, said primary second storage device that is assigned to said second DB access part in use, and a secondary first storage device that forms a pair with said primary first storage device, and that is assigned to said DB access part for standby; and

    an inter-site monitoring server is provided which monitors a first object of monitoring that is at least one of said first DB access part in use, a first server comprising said first DB access part in use, and said first site, and a second object of monitoring that is at least one of said second DB access part in use, a second server comprising said second DB access part in use, and said second site;

    said data processing method comprising the steps of;

    said first DB access part in use writing data into said primary first storage device;

    copying the data that is written into said primary first storage device into said secondary first storage device;

    said second DB access part in use writing data into said primary second storage device;

    copying the data that is written into said primary second storage device into said secondary second storage device;

    said inter-site monitoring server detecting that said first DB access part in use has gone down; and

    said inter-site monitoring server switching said first DB access part for standby to said first DB access part in use after detecting that said first DB access part in use has gone down.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×