There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.
MogileFS::Host - host class
Module Install Instructions
To install MogileFS::Server, copy and paste the appropriate command in to your terminal.
cpanm MogileFS::Server
perl -MCPAN -e shell
install MogileFS::Server
For more information on module installation, please visit the detailed CPAN module installation guide.