Technical documentation

Servers

Ursus

Ursus is the Princeton machine in the basement.

Hostname: ursus.stockholmresilience.su.se (130.237.187.105)

SSH port: 22

Logging in

Via SSH. Ask Henrik, Emma, or Ingo to add a user for you. You will need to provide a public key to log in to your account.

Specs

• Intel Xeon E5-2620
• 128GB RAM
• 1TB HDD + 180GB SSD + 2TB RAID1 HDD
• nVidia Tesla K20c

Software

Ursus runs Ubuntu 16.04 LTS.

Installed packages:

• OpenSSH
• yafc
• screen
• default-jre-headless
• python-pip
• vim
• zip
• unzip

iptables

Open ports: 22 (TCP)

There are pre-up and post-down statements added to /etc/network/interfaces to automate firewall management. Just edit and run /root/tables.sh. Changes will be saved to and loaded from /etc/firewall.conf