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Installation and Configuration Guide for Linux® Workstations

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2 Activate the new network share <strong>for</strong> the storage device with exportfs -a. The list of network<br />

shares is refreshed from the exports file.<br />

3 Confirm the storage devices are available to be mounted with exportfs.<br />

4 Create a mount point on the Slave Renderer <strong>and</strong> set permission: on the Slave Renderer, as root<br />

in a terminal, <strong>for</strong> example<br />

mkdir /mnt/StorageMedia<br />

chmod 666 /mnt/StorageMedia<br />

mount :/mnt/StorageMedia/ /mnt/StorageMedia<br />

5 To configure the Slave Renderer to automatically mount the storage filesystem edit vi /etc/fstab<br />

<strong>and</strong> add a line <strong>for</strong> the mount point you just created, e.g.: :/<br />

/ nfs rw,bg,hard,intr 0 0. Restart the Slave Renderer machine. The storage<br />

filesystem should mount automatically.<br />

5 After you have configured the Master Station <strong>and</strong> the slave rendering machine to communicate,<br />

configure the “HostName string=” keyword with the slave rendering machine IP address in the Slave<br />

Renderer section of the init.config file.<br />

6 Enable slave rendering <strong>for</strong> the project.<br />

7 Render shots as you work. See Autodesk Lustre User <strong>Guide</strong><br />

Lustre background rendering<br />

During background rendering, a shot on the timeline is rendered by a background rendering network. This<br />

is different from the Slave Renderer, which renders shots on a shot-by-shot basis as they are colour graded<br />

to enable improved playback per<strong>for</strong>mance.<br />

Background rendering in Lustre is per<strong>for</strong>med using Burn <strong>for</strong> Lustre, also known as the Lustre Background<br />

Renderer. This application is specific to Lustre <strong>and</strong> provides asynchronous background processing of Lustre<br />

render jobs. By off-loading rendering activities to remote Linux servers, Lustre stations are freed up <strong>for</strong><br />

interactive colour grading, while background rendering is sped up by splitting the task amongst multiple<br />

hosts.<br />

General workflow <strong>for</strong> installing <strong>and</strong> configuring background rendering:<br />

1 If you are not using BrowseD, Share the storage <strong>for</strong> rw access from background render nodes (page 46).<br />

2 Install Backburner Manager <strong>and</strong> Backburner Web Monitor (page 46).<br />

3 Configue Lustre to detect Backburner Manager (page 50).<br />

4 Set up render nodes (page 47).<br />

5 Specify the Background Rendering path in Lustre (page 50).<br />

Background rendering components<br />

The components of the basic background rendering package include Lustre, a background management <strong>and</strong><br />

monitoring application (such as Backburner Web Monitor, or the Backburner Monitor in Autodesk<br />

WiretapCentral ), <strong>and</strong> several render nodes running on Linux servers.The Lustre system <strong>and</strong> all background<br />

rendering nodes are connected over a dedicated background TCP/IP network. Render nodes can access media<br />

through NFS mount points, or by using the faster BrowseD service. Using BrowseD is the recommended<br />

approach. See Configure Lustre BrowseD (page 51).<br />

The background rendering components are illustrated as follows.<br />

44 | Chapter 6 Software configuration

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