Resources Contact Us Home
Methods and apparatus for optimal journaling for continuous data replication

Image Number 10 for United States Patent #7516287.

Methods and systems for continuous data replication, including receiving a write transaction from a production site, the write transaction including raw data (RWNEW), a size indicator (SZ1) for the size of the raw data, and a start address (ADD1) for writing the raw data, copying the raw data (RWNEW) into a first journal data stream at a current journal address (JADD1), and copying the size indicator (SZ1), the start address (ADD1) and the journal address (JADD1) into a first journal meta-data stream.

  Recently Added Patents
Method and CTDevice for computer tomographic spiral scanning of a patient
Method and device for managing a turning setpoint applied to at least one turning actuator for the rear wheels of an automobile
Prevention and treatment of oxidative stress disorders by gluthathione and phase II detoxification enzymes
Snap-engagement structure
Method and apparatus for generating images using a color field sequential display
Keypoint descriptor generation by complex wavelet analysis
Cathode material for lithium ion secondary battery and lithium ion secondary battery using it
  Randomly Featured Patents
Hockey stick for holding pucks
Automatic compactability tester
Dynamic volume control and multi-spatial processing protection
Socket connecting structure
Flammable vapor resistant water heater
Vehicle having a movable driving position
Lens barrel having reference shafts movably supporting lenses
Firearm, particularly handgun
Multimedia outlet
Method to prevent fertilization in mammals by administering a single dose of zona pellucida derived antigens, liposome and Freund's adjuvant