作者: Francesca Curzi , Michael Ryan
DOI:
关键词: Virtual machine 、 Upgrade 、 Engineering 、 Data processing system 、 Snapshot (computer storage) 、 Operating system 、 Cloud computing
摘要: A mechanism is provided in a data processing system for performing upgrade. Responsive to receiving selection of one or more virtual machines upgrade with an package, the identifies plurality phases. The configures phases and generates pre-upgrade snapshot each machines. performs phase form upgraded machine validation tests on machine. succeeding, reverts back snapshot.