Following my high level description of OpenStack, I now delve in the install
This post is a manual install of OpenStack on Centos. Although the steps are
experience was that the output of each command results in text strings that
are required in subsequent commands. Thus I have colour coded each text
string output so that the text can be accurately used in subsequent commands.
(This is post one of five; posts two, three, four and five to follow will
detail the install of the Compute (NOVA), Network (Quantum), Storage (Swift)
services and the Dashboard)
#yum install ntp
OpenStack keystone install
Execute the following:
#yum install openstack-utils openstack-keystone python-keystoneclient
#yum install mysql mysql-server MySQL-python
#yum install op... (more)
Amazon Web Services – Disaster Recovery, High Availability and Fault
AWS - Amazon Web Services AMI - Amazon Machine Instance DR - Disaster
Recovery FT - Fault Tolerance HA - High Availability
High Availability and Fault Tolerance – the requirement that a computer
application be seemlessly available to users without interruption, literally
“no (or very little) fault will be tolerated”. In simple speak, this
means that I am able to use a computer application even though in the
background there may be outages, for example har... (more)
OpenStack is easily installed using a package called Packstack. Redhat is one
of the primary contributors to packstack and my install experience is similar
to the installation of RDO, described here
The procedure is quite simple:
Install Redhat, Fedora or Centos on one or more x86 servers.
I installed the minimal Centos installation on a Dell 1950
Install and configure NTP - network time protocol
# yum install ntp
# chkconfig ntpd on
# ntpdate pool.ntp.org
# /etc/init.d/ntpd start
Install the Fedora repo for grizzly
# yum install -y
As a follow up to my article on Infrastructure as a Service, here is a four
OpenStack is an Infrastructure as a Service offering. (see my prior post for
an explanation of IaaS).
OpenStack is an OpenSource project, founded by RackSpace, NASA and others.
OpenStack can be deployed as a public or private cloud.
The OpenStack projects are: CINDER, GLANCE, KEYSTONE, NOVA, QUANTUM, SWIFT.
OpenStack Compute: (NOVA)
Project NOVA, or OpenStack Compute, provisions and manages on-demand virtual
machines and associated resources: CPU, Memory, Disk and Network.
Virtual machines can be started, stopped, suspended, created and deleted,
while network options for a ... (more)