×

Automatic failover configuration with lightweight observer

  • US 20080126845A1
  • Filed: 11/24/2006
  • Published: 05/29/2008
  • Est. Priority Date: 11/30/2005
  • Status: Active Grant
First Claim
Patent Images

1. An automatic failover configuration comprising:

  • participants includinga primary database system that processes transactions and produces redo data therefor;

    a standby database system that receives the redo data via a redo communications link; and

    an active observer that exchanges first control messages with the primary database system and the standby database system via one or more non-redo communications links that are not redo communications links.

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