Swap and Play
Franz Ferdinand Brasser, Mihai Bucicoiu, Ahmad‐Reza Sadeghi · 2014
Hypervisors provide the means to run multiple isolated virtual machines on the same physical host. Typically, updating hypervisors requires a reboot of the host leading to disruption of services that is highly undesirable, particularly in cloud environments. Nevertheless, security updates have to be applied fast to reduce the risk of attacks, demanding a solution which eliminates the trade-off between availability and security risk.