C3SE is a centre for scientific and technical computing at Chalmers University of Technology in Gothenburg Sweden. C3SE is one of six centers in the national metacenter Swedish National Infrastructure for Computing

Current systems

  • PC-cluster Hebbe for national and local users.
  • PC-cluster Vera for local users.

C3SE is also part of SNIC Science Cloud and Swestore

Notice to our users

Please follow the updated information about the upcoming introductory seminar under 'Current and upcoming events'

Seminar questionnarie

We have set up a 3 question form for possible topics on upcoming seminars, and we kindly ask anyone interested to fill it in at:


Your answers will affect which seminars C3SE will give in the future.

Current and upcoming events

Date Text
2019-12-30 All of Hebbe has been updated to CentOS7. More information on this page
2020-03-17 Switch of home directories on Vera at 10:00, see this page for details.
2020-04-15 C3SE Introduction Seminar for all new users to get a comprehensive overview of our systems and get started with using them. Time: 15:00 - 17:00; NOTE Due to the current situation, the introductory seminar will be given via Zoom. Necessary information for joining the meeting is as follows. NOTE To obtain an entry password for joining the meeting please send a request via email to soheil.soltani@chalmers.se USING an email address provided by your academic institute (i.e. not using your private email provider such as Gmail, etc.). Information about the Zoom seminar: Time: Apr 15, 2020 03:00 PM Stockholm; Join options: 1-From PC, Mac, Linux, iOS or Android: https://chalmers.zoom.us/j/141887526?pwd=NVJPZXZMZ09idkF5Rzl5MmRFRFJwUT09 ; 2-Skype for Business (Lync): https://chalmers.zoom.us/skype/141887526 ; 3-iPhone one-tap: Sweden: +46850539728,,141887526# or +46844682488,,141887526# ; 4-Telephone: If you have problems with +46 7 6692 0434 in Sweden please dial +46 8 4468 2488 instead. Dial(for higher quality, dial a number based on your current location): Sweden: +46 850 539 728 or +46 8 4468 2488 or +46 8 5050 0828 or +46 8 5050 0829 or +46 8 5052 0017 , Meeting ID: 141 887 526 International numbers available: https://chalmers.zoom.us/u/ceGRSNZ2Kf ; 5-H.323/SIP room system: H.323: or Meeting ID: 141 887 526 ; SIP: 141887526@ or 141887526@
2020-04-21 Introduction to GPU programming: NOTE Due to the current situation, the course is postponed to the autumn. Updated information will be annonced later
2020-05-15 C3SE Introduction Seminar: 10:00 - 11:45, in lecture hall Pascal, on the Chalmers Johanneberg Campus at the department of Mathematics. This is for all new users, to get a comprehensive overview of our systems and get started with using them. Please register here: https://choodle.portal.chalmers.se/4B7LDdLzv2jpCMkq NOTE Due to the current situation, we cannot provide classes at Chalmers. We are considering to provide the introductory seminar via Zoom. Updated information will be announced later


Date Text
2019-10-30 Hebbe login-node is taken down between 10:00 and 11:00 for service.
2019-02-01 Decommissioning of Glenn has now finished.
2019-01-03 Decommissioning of Glenn has started. No new jobs can be submitted.
2018-11-23 New cluster Vera is open for use.
2018-08-26 POWER OUTAGE - unfortunally ALL jobs were cancelled.
2018-07-31 POWER OUTAGE - unfortunally ALL jobs were cancelled.
2018-06-26 Service stop (began and ended) for power distribution infrastructure in the building housing the C3SE computer room.
2018-04-12 1TB node is back online on Hebbe. The replacement hardware has 24 cores instead of the usual 20. Therefore, please use -n 24 when requesting -C MEM1024.
2018-01-25 SNIC joins the iRODS Consortium.
2017-04-04 Parallel $TMPDIR on Hebbe and Glenn: Please see this page for information on how to use a parallel directory while running jobs on multiple nodes.
2017-03-08 Singularity containers on Hebbe: Please see this page for information about how to get started with setting up your own containerized environment.

Acknowledgement suggestion

If the results you get from using the resources at C3SE end up in a paper or are presented at a workshop or conference, C3SE kindly asks you to acknowledge C3SE. Here is a suggestion on how such an acknowledgement could be formulated:

The computations/simulations/[OR SIMILAR] were performed on resources at Chalmers Centre for Computational Science and Engineering (C3SE) provided by the Swedish National Infrastructure for Computing (SNIC).

If applicable, please also add:

NN at C3SE is acknowledged for assistance concerning technical and implementation aspects [OR SIMILAR] in making the code run on the [OR SIMILAR] C3SE resources.