| 摘要 |
PROBLEM TO BE SOLVED: To provide an information system which can robustly backup data and can be securely used.SOLUTION: An information system 10 comprises: a virtual machine unit 200 which has a plurality of virtual machines VM1 to VM4 and a hypervisor 202 managing the virtual machines VM1 to VM4; a backup unit 300 which has a virtual machine VM5 and a hypervisor 302 managing the virtual machine VM5; and terminals 102a to 102c which can communicate with the virtual machine unit 200. The backup unit 300 backups data of the virtual machine unit 200. |
