Frequently Asked Questions¶
On this Page
- An index of every question answered in the FAQ
- Where to go when the answer is not here
These are the questions the eResearch Support team is asked most often about the Aoraki Research Cluster. Each answer is short and points on to the page that covers the topic properly.
If you are new to the cluster, the FAQ is not the place to start — work through Access and then Running Jobs instead.
Access and Login¶
- Why can I not connect to the cluster?
- Why am I still asked for a password after setting up an SSH key?
- My login fails or hangs straight after my password. What is wrong?
- How do I get an account?
- Should I use SSH or OnDemand?
- Which machine am I on?
- Why was my program killed as soon as it started?
Why Is My Job Not Starting?¶
- Where is my job?
- What does the reason in brackets mean?
- When will my job start?
- How do I make my job start sooner?
- How busy is the cluster?
- Why did a job I submitted later start first?
- Can I ask for more than a partition allows?
Why Did My Job Fail?¶
- Where did the output go?
- How did my job end?
- My job says OUT_OF_MEMORY
- My job says TIMEOUT. Can I extend it?
- Why does my job say "command not found"?
- My job ran but I cannot find its output files
- My job says CANCELLED and I did not cancel it
- How do I stop a job?
- Can I change a job after I have submitted it?
- What should I send when I ask for help?
GPU Questions¶
- Which GPU partition should I use?
- How do I ask for a GPU?
- Why is my GPU job queued when the nodes look idle?
- Why was my job rejected from a GPU partition?
- Is my code actually using the GPU?
- Can I use part of a GPU?
- Do I need to load CUDA?
Storage and Quotas¶
- How much space am I using, and what is my limit?
- My home directory is full. What is taking up the space?
- Where should my research data go instead?
- Where do temporary files go during a job?
- Is my data backed up?
- How do I get more space?
Sharing and Moving Data¶
- A colleague cannot read my files
- Where should data my group shares live?
- How do I copy data on and off the cluster?
- Can I share data with someone outside Otago?
- How do I move data to and from HCS?
Software and Environments¶
- Is a particular piece of software installed?
- Why does my batch job say "command not found" when it works when I type it?
- Can I install software myself?
- Why is Conda filling up my home directory?
- Can I run Docker containers?
- Which versions of Python and R are available?
- How do I ask for software to be installed?
Not Here?¶
Email the eResearch Support team at rtis.support@otago.ac.nz, or find us on the Research Computing Teams Channel. The Support page describes what to include so we can help quickly.