Technical Briefs
ROHAN System Overview

Specification	Description
System Type:	Oracle T4-2
Operating System:	Solaris 10
Processor Type:	2.85 GHz T4 processor, eight core, 64 threads
Number Of Processors:	2 x 8 cores
Installed Memory:	128 GB RAM
Mass Storage:	2 X 128GB Intel SSD, 4 x 600GB 7120 Raid Array (14 TB) Synology Raid Array (11 TB)
Backups :	EMC Networker (daily) Snapshots - hourly (24, daily (30)
Network Connection:	1 GB Ethernet duplex to campus
Number Of User Accounts:	30,000 (Subject to seasonal fluctuation)
% Of Use By Students:	85%
Installed Software includes:	Ant, BMPD, Firefox, IMSL, MATLAB, MAPLE, Octave, Perl, Python, R, MySQL, Oracle, SAS; GNU and Sun Studio compilers: C, C++, Fortran, Java. Sun Studio, a powerfull GUI development and debugging environment for C, C++ and Fortan. For more infomation see http://rohan.sdsu.edu/doc/SunStudio
Web Services:	ROHAN's World Wide Web (WWW) service with streaming audio and video is hosted on a Sun T5120 Server (Ultra Sparc T2 processor, 16 GB RAM) www-rohan.sdsu.edu

MORIA is a small mainframe host computer, Sun T5220, running SOLARIS 10 as its operating system. Its current configuration has a Ultra Sparc T2 processor with 16 GB of memory, 850 GB of disk storage.

For further information on ROHAN, see the #0200 handout - Guide to Using ROHAN