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3.3 Head Node Installation: Bare Metal Method
rectly. Details on installing the packages after the cluster has been installed are given in Chapter 7 on workload management of the Administrator Manual.
To prevent a workload management system from being set up, the
option to select is: None. If a workload management system is selected,
then the number of slots per node is set by default to 8.
The head node can also be selected for use as a compute node, which
can be a sensible choice on small clusters.
Clicking Continue on this screen leads to the “Hadoop” screen for
the Bright Cluster Manager Hadoop edition, described next.
3.3.14 Hadoop
The Bright Cluster Manager Hadoop edition can be configured to support
Hadoop installation in this screen (figure 3.22).
Hadoop is used for processing extremely large unstructured data. It is
available in several flavors, and evolving rapidly. It can therefore be hard
to manage. The introduction of Hadoop integration for the main Hadoop
flavors in version Bright Cluster Manager 7.0 makes its installation, configuration, and support much simpler for cluster administrators.
Bright Cluster Manager provides the Apache, Cloudera, and Hortonworks flavors of Hadoop.
Figure 3.22: Hadoop Option
The Hadoop Deployment Manual has more on deploying and running
Hadoop.
Clicking Continue on this screen leads to the “OpenStack” screen,
if the OpenStack edition of Bright Cluster Manager has been purchased.
3.3.15 OpenStack
OpenStack is an Open Source implementation of cloud services. It is under rapid development, but Bright Cluster Manager integrates a relatively
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