Computer system for remote copy

Electrical computers and digital processing systems: memory – Storage accessing and control – Control technique

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C711S159000, C711S162000

Reexamination Certificate

active

11146114

ABSTRACT:
Provided is a computer system capable of maintaining consistency of data stored in logical volumes. The computer system includes: a storage system including a disk controller which controls data read/write in a disk drive; and a host computer which transmits a request to the storage system, wherein the disk controller has a control unit and a storage unit, the disk drive has logical volumes which are data storing areas, the host computer sends a request directed to the logical volume and attribute information of the logical volume, the control unit wherein: executes the received request; the control unit stores, in the storage unit, the received attribute information in association with the logical volume; and decides to execute a following request which is made by the host computer to the logical volume in a case where the request meets the attribute information corresponding to the logical volume and is stored in the storage unit.

REFERENCES:
patent: 6502205 (2002-12-01), Yani et al.
patent: 2003/0051111 (2003-03-01), Nakano et al.
patent: 2003/0101318 (2003-05-01), Kaga et al.
patent: 2002-215462 (2002-08-01), None
patent: 2003-122509 (2003-04-01), None
patent: 2003-162378 (2003-06-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Computer system for remote copy does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Computer system for remote copy, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Computer system for remote copy will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3901069

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.