PROBLEM TO BE SOLVED: To shorten a startup time when launching a plurality of services which are executed by different virtual machines and whose startup order is determined. SOLUTION: With respect to a group of services, setting information storage means for storing a group definition defining a) an activation order in each group of services and b) a virtual machine used for executing each service, a group At the time of startup, 1) start the start of each virtual machine used to execute each service in the group in parallel on the physical machine, and 2) the service is defined according to the service in the group definition according to the start order A boot management apparatus comprising: virtual machine control means to be started by the virtual machine after completion of the start of the virtual machine. [Selected figure] Figure 2
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