Laboratoire VERIMAG, CNRS/Grenoble INP/Université Joseph Fourier, France
All (10) UNIX servers are running Debian GNU/Linux: Authentication (NIS), NFS (100 clients), DNS, DHCP, printing (LPRng), SAMBA. 120 x86 workstations are running Debian GNU/Linux using a lot of software.
We chose Debian because of stability and performance.