Confusion about instructor OH

Every Tue @ 12p-1p, 2:30p-3p; every Thu @ 2:30p-3p; 1/23, 2/6, 2/20, 3/6 @ 11a-12p.

TA OH change (again)

Some students have class on Wed 11a-12p. To accomodate this, TA office hours change to: Wed 12p-1p, Thu 12p-1p @ CHS A1-241 (Computer Lab) effective from next week.

Questions from last lecture

• Email notification when a job is done?

  • Hoffman2 will send an email notification when your submitted job is finished.

  • Use mail command

      yourcommand 2>&1 | mail -s "yourcommand is done" yourname@example.com
    

    assuming mail program is installed and properly set up on the server.

  • Read post: https://superuser.com/questions/345447/how-can-i-trigger-a-notification-when-a-job-process-ends

• nohup output appends to the nohup.out file.

• Submit jobs sequentially.

  system(command, wait=TRUE)
  

• More options for Windows.

  • PuTTY
  • Bitvise SSH Client: SSH + SFTP GUI
  • MobaXterm: SSH and Xterm
  • Cygwin: Linux platform within Windows

Guest lecture next Thursday

Dr. Raffaella D’Auria from IDRE (Institute for Digital Research and Education) kindly agrees to give a lecture on UCLA Hoffman2 Cluster on Jan 25. To make best use of her resource, read the instructions on Hoffman2 webpage and try to connect to and use it. Present your questions to Dr. Raffaella D’Auria.

• Getting started: https://www.hoffman2.idre.ucla.edu/getting-started/

  You can choose me (Hua Zhou) as a sponsor during the period of this course.

• How to access Hoffman2: https://www.hoffman2.idre.ucla.edu/access/

• How to submit computing jobs: https://www.hoffman2.idre.ucla.edu/computing/

Sample questions:

• Can I use Git on Hoffman2 to synchronize my project files?

• How to get email notifications after submitted jobs are done?

• When I submitted jobs, there usually is a long queue? How is the priority determined?

• Does Hoffman2 provide brower access to RStudio? I see it provides Jupyter notebook access.

• Is Julia installed on Hoffman2? It’s not in the software list https://www.hoffman2.idre.ucla.edu/software/

Today

• Git/GitHub

• R markdown