Difference between revisions of "XCAT Installation on Centos 7"

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== Base Level Setup ==
 
== Base Level Setup ==
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Note: Starting point Centos minimal 7 with networking in place and setup
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We start by setting the hostname and disabling SElinux
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<pre>
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setenforce 0
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sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/sysconfig/selinux
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yum -y install vim tmux wget rsyslog
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systemctl enable rsyslog
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systemctl start rsyslog
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</pre>
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== Setup naming and hosts file ==
 
== Setup naming and hosts file ==
 
== Disable the firewall ==
 
== Disable the firewall ==

Revision as of 17:52, 5 January 2021

Base Level Setup

Note: Starting point Centos minimal 7 with networking in place and setup

We start by setting the hostname and disabling SElinux

setenforce 0
sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/sysconfig/selinux 
yum -y install vim tmux wget rsyslog
systemctl enable rsyslog
systemctl start rsyslog

Setup naming and hosts file

Disable the firewall

Setup the software repos

Download CentOS

wget http://mirrors.ukfast.co.uk/sites/ftp.centos.org/7.9.2009/isos/x86_64/CentOS-7-x86_64-Minimal-2009.iso

Define Compute image for provisioning

copycds ${iso_path}/CentOS-7-x86_64-DVD-1908.iso (where ${iso_path} is directory of the iso)

Enable ssh during the installation on the compute nodes

Enable the time service (Chronyd)

Add a node to the installation

Check the rcons status

Set the nodes to pxeboot