Use nodes without compressor installed – Apple Compressor (4.0) User Manual

Page 225

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Chapter 8

Use Apple Qmaster to set up a distributed processing system

225

A QuickCluster is created with this computer as its controller and one instance of processing
services. For information about multiple service instances, see

Use virtual clusters to make the

most of multicore computers

on page 230.

Stage 2: Add a service node computer to a cluster

1

In Compressor, choose Apple Qmaster > Share This Computer.

The Apple Qmaster Sharing window appears.

2

In the Setup pane, select “Share this computer” and “as Services only.”

All other settings in this window should be correct by default:

Rendering and Compressor should both be selected.

“Require these services to only be used in managed clusters” should not be selected.

All other settings are not available.

For more information about these settings, see

Setup pane of the Apple Qmaster Sharing

window

on page 253.

3

Click OK.

This creates a service node that will automatically process jobs submitted to the QuickCluster
you set up in the previous task.

For information about processing a batch using the cluster you created, see

Batch processing

overview

on page 236.

Advanced service node and cluster controller information

Use nodes without Compressor installed

You can create a cluster containing one or more computers that don’t have Compressor installed.
To do this, you configure an intermediary service node that executes Apple Qmaster commands
using SSH on other computers. These are called extended nodes.

If all the nodes in the cluster will be extended nodes, the cluster needs one intermediary
node that also acts as the cluster controller. If you’re creating a cluster that contains only an
intermediary node and extended nodes, you can do all the setup in the Apple Qmaster Sharing
window in Compressor, without using Apple Qadministrator.

However, if you want a cluster that contains both regular service nodes and extended nodes,
configure an intermediary node and then add it to a regular cluster that already has a cluster
controller. (There can be only one cluster controller per cluster.)

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