HPCaVe

What is HPCaVe?

For this question you can refer to http://hpcave.upmc.fr/

Who is eligible to use the HPCaVe resources?

Please refer to the account creation page to know if you are eligible.

How much does HPCaVe services cost?

Please refer to the documents listed on the account creation page to get the latest price table.

 

Account

How to sign up for an account on HPCaVe?

Please visit the account creation page.

What an HPCaVe account gives me access to ?

Each person using the plateform  will have access to a home directory and a work directory.

These directories are NOT backed up. The home directory is subject to a disk quota of 30 GB for all users.

How can I change/reset my password ?

To recover your password, simply log in to auth.annuaire.upmc.fr and ask to receive it by e-mail.

My account is deactivated/suspended ? How can I reactivate it?

You can send us a mail  at mesu@sorbonne-universite.fr  with the completed application form located http://hpcave.upmc.fr/index.php/usage/open-an-account/

Can my computational  needs be extensive ?

If you need more resources or a specific environment, get in touch with us by email or through the contact form.

Are my data protected ?

User data are kept isolated from others. With our Linux systems, another user cannot see nor access your program and data.  IT experts insure data integrity through various security measures.

Are my data backed up ?

There is no backups for your data.

Do I have quotas to respect ?

Yes, concerning the home directory  which is subject to a disk quota of 30 GB. When the home directory disk quota is exceeded, users will have their oldest files tagged for deletion and the latter will be completed at the specified date. Data files stored in the work directory will be erased 3 months after their last access, modification or creation.

 

Computing servers

What is a high-performance computer?

A High-Performance Computer (or Supercomputer) is a set of high-end resources dedicated to intensive computations and data processing.

What operating system runs on MeSU Supercomputer ?

See page  http://hpcave.upmc.fr/index.php/resources/mesu-supercomputer/

Is there a difference between MeSU-alpha, MeSU-beta and MeSU-gamma ?

Yes , these three sets of resources correspond are fit for different kind of workloads and computation.
See page  http://hpcave.upmc.fr/index.php/resources/mesu-supercomputer/

What is ViSU ?

See page http://hpcave.upmc.fr/index.php/resources/visualization-room/

How can I book the visualisation room ?

In order to book the room you can send your request from this website through the application form http://hpcave.upmc.fr/index.php/contact/

 

 Technical issues

I have never used HPC systems before. Is there support ?

We can not provide you a training however if you need some tutorial you can find all the needed information on these websites

Where can I direct a technical question ?

For all your technical request you can contact the support  directly through this application form

I am experiencing troubles running/compiling my program.

For that kind of issue you can contact the technical support by mail at mesu@sorbonne-universite.fr. They will examine your request and see if we can resolve it with our administrator system and  computational engineer

My parallel job does not seem to scale correctly ?

You can send a mail at mesu@sorbonne-universite.fr and they will examine your request and see if we can resolve it with our computational engineers

The program I wish to use is not installed on the servers, and I can not compile it from the sources ?

For that kind of issue you can contact the technical support by mail at mesu@sorbonne-universite.fr. They will examine your request and see if we can resolve it with our administrator system and  computational engineer

How many jobs can I submit ?

You can submit no more than 20 jobs at the same time.

 

Useful commands

How can I see my space disk ?

The command line  quota -u -s username  gives you your disk occupation and limits in human readble format

How do I know that my job is running ?

With the command line you can see your job status qstat  -u + username  if you see the letter:

  • R it will means that your job is running
  • H it will means that your job is on hold
  • Q it will means that your jobs is queued

How can I delete a job ?

The command line qdel  myjobID will allow you to delete your jobs

Why did my job failed ?

The command line qstat -f  myjobID  will give you the reason why your job failed

Is it possible to locate my job ?

The command line tracejob  myjobID  will show to which nodes  your jobs went