ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,580, issued on Feb. 17, was assigned to Dell Products LP (Round Rock, Texas).
"I/O management in a distributed storage system" was invented by Victor Salamon (Edmonton, Canada) and Paul A. Shelley (Edmonton, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for allowing and maintaining Input/Output (I/O) operations in a distributed storage system with multiple storage sites when communications links between the sites fail are provided. Mirrored storage sites use an update policy, including an update record and a bitmap configured to track changes in memory blocks storing an I/O request. When a link between two or more sites f...