How do I use Speclab?

Some courses involve computer assignments that are not allowed in the labs or on Eniac, because they would compromise the security or reliability of the machines. Students in these courses use speclab for these assignments.

Access to Speclab is not available to all SEAS students, only those registered for certain courses. CETS does not provide access to Speclab for individual students.

How do I access Speclab?

The Speclab machines can be accessed only from SEASNet using SSH:

ssh username@speclab.seas.upenn.edu

Where username is your SEAS account.

Alternatively, SSH to a specific machine listed in the speclab monitoring page.

How do I run GUI applications on Speclab?

You can use X11 forwarding or VNC to run GUI applications on Speclab.

How much storage space is available on Speclab?

Your SEAS home directory will be mounted automatically when you log into a Speclab machine. If you are working with especially large data, unsuitable for storing in your home directory, consider using the /scratch partition. Files saved to /scratch may be deleted at any time, so don't store anything there that can't be recreated easily.

Why can't I access Speclab?

There are multiple reasons that you may not be able to access Speclab:

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