How to access the Web-Based SSH and GUI desktop on HPCC?

Web-based SSH In the Open OnDemand dashboard (https://login2.coral.um.edu.mo/), you can access the Web-Based SSH by selecting  Clusters  and then choosing  login0 SSH  or  login2 SSH  from the menu, or simply clicking on the icon on the dashboard. A terminal will launch through the web-browser. Web-based GUI To access the GUI desktop, please select  Clusters  and […]

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How to change password on HPCC?

To change your password on the HPCC Coral, click on the “Coral Change Password” icon located on the Open OnDemand dashboard (https://login2.coral.um.edu.mo/). A terminal will launch through the web-browser, type “passwd” in the terminal to change your password: A prompt asking for the current password will appear, enter your current password and press Enter. *Note: […]

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What is the meanings of NodeList (Reason) in squeue command of HPCC?

When you type ‘squeue’ command in the command line of HPCC Coral, Coral will generate the following output: Nodelist will report the computing nodes that are currently running your jobs. (Resaon) will report the reasons that your computing jobs are in the pending status. The following list out some commonly seen reasons in HPCC Coral: BadConstraints […]

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How to use File Management on HPCC?

Open OnDemand is a user-friendly web-based interface for file management, job management, SSH access, and graphical interfaces. File Management File Explorer for managing files on HPCC Coral, including uploading, downloading, copying, deleting, renaming, and editing files. File Explorer and Navigation The “Files” menu in the Open OnDemand dashboard allows you to access your files on […]

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How to publish a Shiny App in RStudio Connect?

Open the RStudio IDE and click on the blue “publishing icon ” to access the built-in support for publishing content.   Click on the “Publish Application” button. Click on the “Posit Connect” button. In the indicated field, enter the URL “https://rstudio-connect.icto.um.edu.mo/” and click “Next”. Enter your UMPASS username and password. After a successful login, click […]

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What is “RStudio Connect” in HPCC?

RStudio Connect connects you and the work you do with others as never before. The RStudio Connect provides: “One button” deployment into a single environment for Shiny applications, R Markdown documents, Plumber APIs, Python Jupyter notebooks, Quarto documents and projects, or any static R plot or graph. Extended deployment capabilities supporting Python APIs and applications using Shiny, Flask, Dash, FastAPI, […]

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Contributing to the HPCC environment

ICTO encourages faculty members to contribute to the HPCC environment by purchasing servers, which provide the following benefits: Professional Management: When you purchase computing equipment, it’s essential to consider factors like space and good server environment. Additionally, you need to handle maintenance tasks such as system patching and hardware replacement in case of failures. By […]

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