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Login to the AI cluster

AI cluster is accessiUse SSH to log in to the clusteraccessible via terminal SSH sessions. You need to be connecting from the WCM network, or have VPN installed and enabled. Replace <cwid> with your credentials.

Code Block
ssh <cwid>@ai-login01.med.cornell.edu
# or
ssh <cwid>@ai-login02.med.cornell.edu

Once logged on:

Code Block
Last login: Fri Jan  3 11:35:53 2025 from 157.000.00.00
<cwid>@ai-login01:~$
<cwid>@ai-login01:~$ pwd
/home/<cwid>
<cwid>@ai-login01:~$ 

Home directories have limited space. It is only used for small files. All data should be stored within your designated scratch space.

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Storage

AI cluster has the following storage systems configured:

Name

Mount point

Use

Is backed up?

Comment

Home

/home

home filesystem. Used to keep small files, configs, codes, scripts, etc

no

have limited space. It is only used for small files

Midtier

/midtier/<labname>

each lab has an allocation under/midtier/<labname>/scratch/<cwid>

intended for data that is actively being used or processed, research datasets

no

AI GPFS

/bhii

tbd

no

limited Parallel file system for data intensive workloads. Limited access, granted on special requests.

Common File Management

Code Block
# List all files and directories in the scratch directory
ls /midtier/labname/scratch/

# Navigate to a specific subdirectory
cd /midtier/labname/scratch/cwid

# Copy a file from the current directory to another directory
cp data.txt /midtier/labname/scratch/cwid/

# Move the copied file to a different directory
mv /midtier/labname/scratch/cwid/data.txt /midtier/labname/scratch/backup/

# Create a new directory
mkdir /midtier/labname/scratch/cwid/new_project/