Statistics

Department Beowulf Cluster Instructions

1. Request Access
   • Email help@stat.ncsu.edu stating you wish to have login access to the beowulf cluster and include your Unity ID.
2. Transfer your programs to cluster.
   • {from mac} $ scp [program] unityid@beowulf.stat.ncsu.edu:
   • {from pc} winscp beowulf.stat.ncsu.edu
3. Login to Cluster
   • {from mac} ssh unityid@beowulf.stat.ncsu.edu
   • {from pc}putty -ssh beowulf.stat.ncsu.edu
4. Submit job
   • $ bwsubmit [program] [filename]
   • Examples
   • $ bwsubmit sas program.sas
   • $ bwsubmit r sim.r
   • $ bwsubmit exec ./fortran.exe
   • $ bwsubmit matlab prog.m
5. Log Off Cluster
   • $ exit
6. You'll receive an email when your program has finished running
7. Login to Cluster
   • {from mac} ssh unityid@beowulf.stat.ncsu.edu
   • {from pc}putty -ssh beowulf.stat.ncsu.edu
8. Transfer your results from cluster
   • {from mac} $ scp unityid@beowulf.stat.ncsu.edu:[output] ~
   • {from pc} winscp beowulf.stat.ncsu.edu
9. Log Off Cluster or return to Step 4.

Other useful commands:

• bwcheck - Check the status of the jobs/queues.
• bwkill {jobnum} - To stop/kill a submitted job.
• bwload - To see the cluster load/status.
• nano {filename} - Allow you to make easy modifications to your files.