Big data always means RAID or cluster with much of RAM. Usually clusters used to multiply calculation powers when RAIDs to multiply storage spaces. When working with bigdata need always to keep in mind amount of RAM and size of data blocks, this greatly affects the performance. In internal networks data can be used via FTP/HTTP or NFS/Samba solutions. Using bigdata as low latensy storage for web projects means to have special engeneering at DMZ subnet.