ALEXANDRIA, Va., July 23 -- United States Patent no. 12,367,059, issued on July 22, was assigned to Red Hat Inc. (Raleigh, N.C.).
"Efficient memory swap for virtual machines" was invented by Michael Tsirkin (Yokneam Illit, Israel) and Andrea Arcangeli (Mineola, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for enhancing efficient memory swap for virtual machines. An example method may comprise: receiving, by a hypervisor running on a host computer system, a request, from a virtual machine managed by the hypervisor, to write to a virtual disk a content of a memory page identified by a guest physical address (GPA); detecting, by the hypervisor, that the content of the memory page is s...