Running Jobs
on ASCI Red

Please consult the News files on sasn100 for current information on ASCI Red system conditions. If you develop codes, as well as run them, please also see the Software Environment web page.

Frequently Asked Questions

The following questions are frequently asked about developing codes on ASCI Red, which is also called janus. Please note that the most current version of Frequently Asked Questions can be obtained on sasn100 by typing news ??

11) How do I transfer files to and from the TeraOps LANs?
25) How do I run a code in the compute partition?
26) How do I check whether my parallel job is loaded on janus?
27) How do I kill my job?
43) If I log in from a second LAN to the LAN where I do an ssh, how does exporting a display work?
49) Is the communications buffer size specified to yod the user buffer space or must it include the system buffer space too?
51) Can stdout be redirected to a tty?
54) What modes are available to use the second processor?
59) How do I access the smss?
62) What are the differences between the many different ftp utilities on the server systems?

Further Information:

Setting up the cross-compiler environment on sasn100.

A .cshrc file for janus and sasn100.

How to ftp between LANL and janus.

How to copy data via scp from LANL to janus.

debug, xdebug, perfomance monitoring and dbmalloc tutorial

Info on cougar abend messages and finding where your program is abending.

If you have any questions, email janus-help@sandia.gov

Updated: August 14, 2003
For information and feedback about these pages, please contact:
Robert K. Thomas -- rkthoma@sandia.gov