Virtual machine live migration method and virtual machine live migration system

摘要: The invention discloses a virtual machine live migration method and system. comprises the following steps: migrates from source host to destination under control, message cache queue is set up on host, when that remaining time of reaches preset threshold detected, forwarding table physical switch updated according IP address in host; sends sent by client for caching; after completed, all messages are processes destroys queue. Message loss process can be avoided as much possible. occurrence network service interruption reduced. reliability machines improved.