| 159 | | 1. '''Install fresh Ubuntu 12.04 image on control and N compute nodes''' |
| 160 | | |
| 161 | | - From among the rack nodes, select one to be the 'control' and others to be the compute nodes. The control node should have at least 4 NIC's and the compute should have at least 3 NIC's. |
| 162 | | - Install Ubuntu 12.04 image on each selected rack. Server is preferred |
| 163 | | - Create 'gram' user with sudo/admin privileges |
| 164 | | - If there are additional admin accounts, you must manually install omni for each of these accounts. |
| | 159 | 1. '''Install fresh Ubuntu 14.04 image on control, network and N compute nodes''' |
| | 160 | |
| | 161 | - From among the rack nodes, select one to be the 'control', one to be the network and others to be the compute nodes. The control node should have at least 4 NIC's and the network and compute should have at least 3 NIC's. |
| | 162 | - Install Ubuntu 14.04 image on each selected rack. Server version is preferred and the biosdevname=0 passed on booting for the kernel. |
| | 163 | * When installing the operating system, before installing the server, hit F6 (Other Options) and type "biosdevname=0" and continue with installation. |
| | 164 | - Create 'gram' user with sudo/admin privileges |
| | 165 | - If there are additional admin accounts, you must manually install omni for each of these accounts. |
| | 166 | - set up ssh keys to allow access to the network node from the control node. |
| | 167 | On the control node: |
| | 168 | {{{ |
| | 169 | ssh-keygen |
| | 170 | }}} |
| | 171 | Then copy the the contents of /home/gram/.ssh/id_rsa.pub of the control node to /home/gram/.ssh/authorized_keys on the network node, and change the permissions of this file as follows: |
| | 172 | {{{ |
| | 173 | sudo chmod 600 /home/gram/.ssh/authorized_keys |
| | 174 | }}} |
| | 175 | |
