The simplest way to install Eucalyptus is to install
Cloud-in-a-Box. It's not intended for production use, but it's a
great way to learn the basics about how Eucalyptus works. All components
are installed in a single system, and most of the configuration is
To install Cloud-in-a-Box:
Boot the target system from the Eucalyptus Faststart media.
Wait for the boot screen to load. When the boot screen
loads, select "Install CentOS 6 with Eucalyptus Cloud-in-a-box"
You may be asked to check the media, to ensure that there
are no data issues. You may check the media, or you may Skip
to move on to the next step. You will then be asked to
select language and keyboard options. (Note that Faststart
instructions are currently available in English only.)
Next, you will be asked for network information. For Network
Interface, select your ethernet interface (usually eth0).
For Mode, Static is recommended; DHCP will work in many cases, but
if DHCP leases change, your Eucalyptus cloud will no longer
be functional. Also enter IP address, Netmask, Default Gateway,
and a comma-delimited list of DNS servers.
Next, you will be asked to select timezone, and after that
you will be asked to enter the root password for the
Next, you will be asked for cloud configuration options.
Most are defaults that you should not touch unless you are
an experienced Eucalyptus administrator; see the
Administration Guide for details. The one parameter you must
enter here is the range of public IP addresses. New virtual
instances created by Eucalyptus will receive IP addresses
from within this specified range. Enter the lower and higher
range of available public IP addresses, a dash between them
Next, you will be asked for disk install options.
Eucalyptus is intended to be the primary application on the
system; by default, it will take up all disk space on the
system. Experienced Linux admins can set up a separate
partition for Eucalyptus here.
At this point, the Eucalyptus installation will begin.
Software will be installed, and a default Eucalyptus machine
image (EMI) will be built. When this process is completed,
you will be prompted to reboot the system.
When the system reboots, you will be prompted for a series
of questions during the firstboot process. You will be asked
to accept the license, create a non-root login, and turn on
The installation is now complete. You may ascertain that your
cloud is running by clicking on the the web browser links from the
Tip: The "Configuration Complete" screen provides login information
for the User Console and the Admin Console. Be sure to note these for
Tip: Normally, you would download a credentials file and
use it to configure the client tools. As part of the Faststart
process, credentials are downloaded and pre-installed for you.
These credentials are available under
~/credentials/ in each user's home directory on your