Category: Instructional
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How to Request an NCCS RSA Token
This video gives detailed instructions on how to request an RSA SecurID token.
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Become an NCCS User
Potential NCCS Users must accomplish certain prerequisites to gain access to the NCCS systems. This video gives instruction summary on how to establish a NASA Identity, complete the IT security training, and request an RSA SecurID token.
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How do I use the THREDDS data server (TDS) to download a subset of a dataset that is too large to store locally?
From the TDS site, navigate to the dataset of interest and click on the .ncml file. Use the “NetcdfSubset” service that can be found in the THREDDS Data Server “Access” list. Click on the variable of interest.If you want to do horizontal subsetting, click on “Disable horizontal subsetting” to allow it.Set the Lat/lon subset Bounding Box.Click…
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File Transfer from a User to ADAPT
For Command-Line Users NOTE: These instructions are for users who have configured DIRECT MODE access to NCCS systems. In standard bastion configurations, you can run the following from your terminal: You will be asked to provide both your PASSCODE and your NCCS Password for all scp commands. If rsync is available on your client, it might be a…
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Are You Eligible?
The NCCS provides computing services to its users, both in and outside of NASA. Our users are typically participating in Earth Science modeling or related work that is: NASA affiliated researchorResearch in partnership with NASAorResearch that utilizes NASA data Please keep in mind that eligibility also includes your ability to complete the NASA/NCCS user account…
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JupyterHub
NCCS resources on both Discover and ADAPT are now accessible through JupyterHub. Users are now able to run Jupyter notebooks and JupyterLab sessions leveraging the back-end resources they already access. This instructional will give an overview of how to access our JupyterHub instances, and how you can get started running your work through the new…
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GSFC OPeNDAP Servers and “subset downloading”
There are three types of OPeNDAP servers running at Goddard (GSFC): The NCCS supports the Global Modeling and Assimilation Office’s (GMAO) OPeNDAP server, as well as assists the Goddard Earth Sciences Data and Information Services Center (GES/DISC) with publishing their data to LLNL ESGF. The major advantage to using OPeNDAP is its ability to select…
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Logging-In And Passwords
PASSWORD CHANGE/RECOVERY If you do not change your NCCS password before your current one expires, the system will prompt you to change your password immediately upon login. Otherwise, you may change your NCCS password by one of two methods: 1. NCCS Password Change Interface.2. Log in to any of the linux-based NCCS Systems and run the…
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Matlab on ADAPT
The NCCS does not provide access to Matlab on the ADAPT nodes. The freeware package, Octave, is available. If users have Matlab licenses that they wish to have installed in ADAPT, we ask users to consider the following: Individual License (also known as Node Locked) Pros Cons Lowest cost to the user Locked to a…
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Using Prism
Prism is equipped with several powerful servers built specifically for accelerating AI/ML/DL workloads with GPUs. This cutting edge platform is easy to access and the preinstalled software/libraries provide foundational tools that enable scientists to maximize their workflows. Environment System Sockets CPU Cores per socket Total CPU Cores CPU Memory NVME Storage (TB) GPUs and GPU…