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The Biomedical Research Computing Facility (BRCF) and the Bioinformatics Consulting Group (BCG) are CBRS core facilities that support local research computing.Note that

Anna's philosophy

Anna is not a Unix guru – there's a world of things she doesn't know! But she knows enough to be considered expert-ish (smile). And her knowledge has been hard-won, making many mistakes – even now!

Mistakes are not bad – they're your friend! One of Anna's favorite sayings is:

  • Good judgement comes from experience
  • Unfortunately, experience comes from bad judgement!
  • So go out and start making your first 10,000 mistakes!

Anna's philosophy for teaching Unix is not just to show you how to do thing, but to explain how things work and why. This understanding will greatly help you when you're troubleshooting your own (many!) mistakes. So put on your thinking caps!

About you

Who has had command-line experience before? (E.g. Linux, Unix/Mac Unix, DOS)

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  • Using the command line lets you be very precise and flexible at the same time
  • After the initial learning curve (which is non-trivial!!) the command line can be easier – and faster!
  • You can easily test your command line "mini-scripts" as you develop them
  • You can easily work on remote computers from your laptop, as we'll do in this class

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If you choose to follow hands-on, you'll be using the BRCF "GSAF pod", a set of 2 compute servers attached to a large, shared storage server.

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Accounts and servers

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languagebash
# From the UT campus network, or if you have the UT VPN active:
ssh student02@gsafcomp02student01@gsafcomp02.ccbb.utexas.edu
  • Answer yes to the SSH security question prompt
    • this will only be asked the 1st time you login
  • Enter the class password at the password prompt, then press Enter.
    • for security reasons, the text that you enter will not be displayed

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Expand
titleLogging in with PuTTY

If you're using PuTTY as your Terminal from Windows:

  • Double-click the Putty icon
  • In the PuTTY Configuration window
    • make sure the Connection type is SSH
    • enter gsafcomp01gsafcomp02.ccbb.utexas.edu for Host Name (or gsafcomp02.ccbb.utexas.edu)
      • Optional: to save this configuration for further use:
        • Enter gsafcomp gsafcomp02 into the Saved Sessions text box, then click Save
        • Next time select gsafcomp gsafcomp02 from the Saved Sessions list and click Load.
    • click Open button
    • answer Yes to the SSH security question
  • In the PuTTY Terminal
    • enter your student account name after the "login as:" prompt, then Enter
    • enter the password associated with our student accounts
      • for security reasons, the text that you enter will not be displayed

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To access the Terminal built into RStudio Server.

Click on

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this link: https://

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gsafcbig01.ccbb.utexas.edu

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  • Select the RStudio link
  • Enter your studentNN account name and our password, then click the Sign In button
  • In the RStudio web application, select the Terminal tab above the type-in area

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