Recently Updated Pages
Configuring SSH
In order to simplify SSH access to remote hosts we recommend CNCA users to adopt the following re...
Create a ssh key
Access to the CNCA computing clusters is performed via SSH and requires the use of SSH keys for a...
How to apply to use the CNCA infrastructure?
Please apply via the FCT Calls for Advanced Computing Projects (CPCA). FCT CPCA calls
How to contact us?
You can contact us via e-mail to the CNCA Computing Services helpdesk address: helpdesk at acnc...
How much time will it take to gain access?
Depends on the size and specificities of the request. If you have an FCT or European research pr...
Can researchers from foreign organizations apply to use the CNCA infrastructure?
Researchers from foreign organizations can be eligible to use CNCA when they cooperate with Port...
Who can apply to use the CNCA infrastructure?
CNCA is open to researchers from Portuguese scientific and academic organizations in all areas of...
Information
How to use allocated resources User Access User access must be done using an ssh client, for that...
Acceptable Use Policy
This Acceptable Use Policy (AUP) for the cloud and distributed computing services has been update...
Login and network access
Access to the CNCA cloud and distributed computing infrastructure is available only to registered...
INDICO - events management tool
INDICO is a open-source tool for events management. It was developed at CERN (European Organizati...
Cloud Tutorials
Openstack Tutorials An Openstack Horizon/Dashboard tutorial can be found in these slides The Open...
Time synchronization
Recommendations for NTP configuration For stratus.a.acnca.pt use the CNCA provided NTP servers: s...
Stratus technical overview
The CNCA Stratus cloud computing service is a IaaS cloud infrastructure based on Openstack. OpenS...
Platforms
CNCA enables long term and short term platforms to enable data sharing and data processing in the...
User Portal
For specific user portal issues please use the following contact: portal (at) acnca.pt
Helpdesk
To contact the CNCA user support please send email to: helpdesk (at) acnca.pt For other instituti...
Virtual machine specs
The list of Virtual Machine flavors available to general users in the Stratus cloud computing ser...
2025
International articles with referee Storti, B. C., Sinval, J., Munro, Y. L., Diaz, F. J. M., & S...
2026
International articles with referee Almeida, Gabriel, et al. "Universality, robustness, and limi...