ALEXANDRIA, Va., March 12 -- United States Patent no. 12,248,818, issued on March 11, was assigned to Databricks Inc. (San Francisco).

"Reducing cluster start up time" was invented by Yandong Mao (Millbrae, Calif.) and Aaron Daniel Davidson (Berkeley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a method, system, and computer system for starting up and maintaining a cluster in a warmed up state, and/or allocating clusters from a warmed up state. The method includes instantiating a set of virtual machines, wherein instantiating the set of virtual machines includes setting a temporary security credential for each virtual machine of the set of virtual machines, receivi...