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Stratus technical overview
The INCD Stratus cloud computing service is a IaaS cloud infrastructure based on Openstack. OpenStack software enables control of large pools of compute, storage, and networking resources, that can be managed through a dashboard or via the OpenStack API. The ...
Platforms
INCD enables long term and short term platforms to enable data sharing and data processing in the cloud. The flexibility of the cloud environment is particularly suitable to support the deployment of computing environments and services that can be both generic...
Preparing the Environment
There are lots of litte tweaks we need in order to prepate the environment for running specific software. We will try to describe the ones we use more regularly so it is easier for the users to work with them. mvapich Version 2.3.3 compiled wiht Intel 2020 ...
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Security recommendations for the Cloud
A non exaustive list of security recommendations These recommendations target speacially user and administrators of cloud computing resources (VMs), as well as interaction through the Openstack dashboard and CLI. default security groups, leave only ssh (...
Interactive Sessions
Slurm allow interactive sessions into the workernodes, using ssh, but within a valid job allocation, normal ssh are disabled. The interactive session can be created on the scope of normal partitions but those jobs will have the same priority as a regular job. ...
How to submit a job that uses TensorFlow
With this tutorial you will be able to submit a job that uses TensorFlow to the batch cluster. The following steps allow the user to execute a Python script that uses TensorFlow and other Python libraries. Copy the project folder to the cluster [user@fedora...
Information
How to use allocated resources User Access User access must be done using an ssh client, for that you need and ssh key created on your local machine, more on that in this link, if you need help accessing the machine or creating your ssh key, please contact u...
How to Run a Job with a GPU
Let's run the gravitational N-body simulation found on the CUDA toolkit samples on a GPU. This example is suited for a standard INCD user elegible to use the hpc and gpu partitions. The fct partition and included resources is meant for users with a FCT gran...
All Users
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Using SSH tunnels
In some cases you may need to access remote hosts that have private IP addresses or are protected behind a firewall. These hosts might be only accessible through an intermediate login host. The SSH tunnels (SSH port forwarding) facilitate access to multiple ho...
Enable access to a remote host
In most cases you will not need to add your own SSH public key to other INCD remote hosts as there are other processes to do so, namelly: To get access to the INCD login hosts you will be required to send your SSH public key to the INCD administrators that w...
How to check resource accounting
In the Openstack dashboard, select "Overview" on the left panel: Scroll down to see the "Usage Summary" and select the initial date, for example January 1st 2021, and end date (the default is the current day): After you click "submit" you will see the su...
Intel MKL
Intel Math Kernel Library (Intel MKL) is a library of optimized math routines for science, engineering, and financial applications. Core math functions include BLAS, LAPACK, ScaLAPACK, sparse solvers, fast Fourier transforms, and vector math. The routines in...
Workflow using git
Install git on your machine: See Git installation guide. Create and setup your gitlab account: To create a gitlab acount see Gitlab Sign Up. In the settings tab add your SSH key to your gitlab account. If you don't have a ssh key see Learn how to create a ...
2020
Internationl Paper with refere Nogueira PJ, de Araújo Nobre M, Nicola PJ, Furtado C, Vaz Carneiro A. Excess Mortality Estimation During the COVID-19 Pandemic: Preliminary Data from Portugal. Acta Med Port [Internet]. 2020 Jun. 1 [cited 2023 Jan. 23];33(6):...
2021
Journal Paper with direct contribution de Almeida, Duarte Sampaio Belchior. Urban Tourism Crowding Dynamics: Carrying Capacity and Digital Twinning. Diss. ISCTE-Instituto Universitario de Lisboa (Portugal), 2021. https://www.proquest.com/openview/e302b10227e...