Frequently Asked Questions
General
- I'm a new CSC user. How to get started?
- X11 remote graphics does not work
- How to get access to Roihu
- How to cite CSC in a paper?
- Can I still use CSC services if I'm moving abroad?
- How can I move data between CSC and my local computer?
- Disk quota exceeded
- Does CSC back up my data on Roihu?
- I need a Database, where can I deploy it?
- Is there a glossary of the acronyms you keep using?
- How to write good support requests to CSC Service Desk
- My SSH keys do not work
- I have questions about the Billing Unit renewal (2025)
- Connecting to CSC supercomputers using VS Code fails with out-of-memory error
- WARNING: connection is not using a post-quantum key exchange algorithm.
Roihu
Batch jobs
- Why does my batch job fail?
- Why is my job queuing so long?
- How to estimate how much memory my job needs?
- When will my batch job run?
- How can I change which project is billed for my usage?
- Sending email when a job starts/finishes is not working
Accounts
- I cannot login. What to do?
- I forgot MyCSC password. How do I get a new one?
- How to solve issues with multi-factor authentication (MFA)
- How to create a CSC user account?
- How can I find information about my projects?
- Why is a user called 'system' using our resources
- How can I change which project is billed for my usage?
- I have moved to a new university/organization. Can I keep my present user account and join it to some new project under the new organization?
- A foreign researcher is joining our research group as a visiting scientist. Can they receive an academic CSC user account?
Computing
- How is the computing time calculated?
- Where should I put my data?
- How can I share my data with other users?
- How do I know how much computing resources I have left?
- Which directory should I use to analyze many small files?
- How do the project and scratch file permissions work?
- How does LUMI-C differ from Mahti?
- Frequently asked questions about Roihu
Python on supercomputers
- How do I install missing Python packages to CSC-provided modules?
- How do I create my own Python environment?
- How to troubleshoot Python installation problems?
- How to avoid Python pip cache filling up my home directory
Allas
- How to move data from Roihu to Allas and vice versa?
- Can I have a personal project or bucket in Allas?
- Export data
- Is it possible to move data in Allas to new project?
- Is it possible to make data in Allas read-only?
- What to do for data in Allas after project ends?
- How to make a bucket public?
Pouta
- Can I access MyCSC home/wrkdir/scratch/project directories from Pouta?
- Can I run MPI applications on pouta?
- Do you offer SSL certificates?
- Export data and images
- How can I give access to other people to my VM in Pouta?
- How can I store data on Pouta?
- How fast is the Pouta network?
- How to create default network and router in a Pouta project
- How to get Allas S3 credentials
- How to mount my Allas S3 bucket to a VM running in cPouta
- How to rescue a Pouta instance
- How to resize an instance or volume in Pouta?
- How to use cPouta for Remote Desktop
- How to use cPouta GPU for rendering
- Is nested virtualization supported on Pouta?
- Is Pouta backed up?
- What does it cost to use Pouta?
- What are volumes? How do I use them?
- Why can't I connect to my VM in Pouta?
- Do you provide Windows Virtual Machines?
Pukki
- Export data and backup
Rahti
- Rahti FAQ – common tasks and UI usage
- Do you offer in Rahti SSL certificates?
- Does Rahti support UDP connections?
- Export data and images
- How to add docker hub credentials to a project
- How to automatically scale up and down replicas
- How to debug a container?
- How to open a terminal to a Pod?
- How to package a Kubernetes application with Helm
- How to run an ad-hoc interactive container
- How to transfer data to Rahti?
- Protecting against DDoS Attacks
- Why my SSH key does not work in Rahti?
- Why Rahti cannot find this docker image?
- Why this container report permission denied errors?
Satama
Applications
- How to install my own software on CSC supercomputers?
- An application CSC used to provide has disappeared. Where did it go?
Sensitive Data (SD) Services for research
- Are CSC Sensitive Data services the correct solution for my project ?
- Research data storage and analysis
- Who can access my data and workspace?
- How can I share data with collaborators?
- How much storage space is available in SD Connect and SD Desktop?
- What software is available for data analysis and can I install additional software?
- What happens to my data when the CSC project expires or resources end?
- Can I get root or sudo access?
- How does SD Desktop differ from ePouta?
- How SD Connect differs from Allas?
- Register data analysis under the Finnish Act on Secondary Use