\begin{thebibliography}{1}

\bibitem{shoshi:2011soft}
玉城将士，河野真治\：Cassandraと非破壊的構造を用いたCMSのスケーラビリティ検証環境の構築，日本ソフトウェア科学会第28回
  (2011).

\bibitem{openstack}
: {OpenStack}, {https://www.openstack.org/}.

\bibitem{libvirt}
: {libvirt}, {http://libvirt.org/}.

\bibitem{kvm}
: {KVM}, {http://www.linux-kvm.org/}.

\bibitem{vmware}
: {vmware}, {http://www.vmware.com/jp/}.

\bibitem{ocfs2}
: {OCFS2}, {https://oss.oracle.com/projects/ocfs2/}.

\bibitem{vagrant}
: {Vagrant}, {http://www.vagrantup.com/}.

\end{thebibliography}