US Patent Issued to Red Hat on Aug. 19 for "Copyless NUMA balancing hypervisor memory migration" (American, Israeli Inventors)

ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,393,439, issued on Aug. 19, was assigned to Red Hat Inc. (Raleigh, N.C.).

"Copyless NUMA balancing hypervisor memory migration" was invented by Michael Tsirkin (Raanana, Israel) and Andrea Arcangeli (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and method for automated efficient memory migration in Non-uniform Memory Access (NUMA) based virtual machines are introduced, comprising exporting one or more informative data objects, from a host machine to at least one virtual machine, wherein the informative data objects include references to pages that have been migrated from a physical source memory node (source node) on the host machine ...