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New Account and Login for HPC facility at IIT Mandi





Faculty, Project Staff, PG, and UG Students

To request a new account, please use the (Offline Form for HPC) (for students, faculty, and project staff). Accounts will be created after approval. Usernames will follow the IIT Mandi LDAP login rule. Once you’ve completed the form, submit a printed copy to the A* DCS Office near Stable Complex South Campus. Tel: 01905267000. For any questions, please contact the HPC administrator at it_helpdesk@iitmandi.ac.in. Emails must be sent from official IIT Mandi email IDs; requests from non-official email IDs will not be entertained for security reasons.







Logging in to the HPC Cluster

Authorized users can access the IIT Mandi High Performance Computing (HPC) facility through the login servers listed below using the Secure Shell (SSH) protocol. Please connect only to the appropriate login server and submit computational jobs using the SLURM workload manager. Direct execution of compute-intensive applications on the login nodes is not permitted.

Host Name IP Address Purpose
n17 10.8.15.40 CPU Login Server
n199 10.8.1.19 CPU Login Server
n65 10.8.1.20 GPU Login Server

Connect to the required login server using one of the following SSH commands:

ssh <username>@10.8.15.40
ssh <username>@10.8.1.19
ssh <username>@10.8.1.20
Important:
  • Change your password after your first successful login using the passwd command.
  • Do not run computational jobs directly on the login nodes. Submit all jobs through the SLURM scheduler.
  • Use the login nodes only for file management, software compilation, editing, and job submission.
Transferring Files using rsync

If you need to transfer files between your local computer and the HPC cluster, it is recommended to use rsync instead of scp. rsync is faster, more reliable, and transfers only the portions of files that have changed, making it highly efficient for large datasets and repeated synchronizations. It also supports resuming interrupted transfers, allowing data transfer to continue from where it left off in the event of a network failure or other interruption.

Copy files from your local computer to the HPC:

rsync -avz /path/to/local/file_or_directory @10.8.15.40:~/destination/

Copy files from the HPC to your local computer:

rsync -avz @10.8.15.40:~/source/ /path/to/local/destination/
Note: Replace <username> with your HPC username and update the source and destination paths as required.






File Systems

Two file systems are available on the HPC clusters:
/home/username: This is your home directory with a soft limit of 8 GB and a hard limit of 10 GB. Please use the command quota -s to check your quota. Once you have reached the hard limit, you will not be able to add or modify files.
/sd/scd/username: This is the working directory where most of your working data should be stored. There is a soft limit of 4 TB on the /sd/scd. Please use the du -h command in /sc/scd/username to check your usage.
Both the above file systems are mounted on CPU and GPU clusters.