Install KVM With Open vSwitch (OVS)

Install KVM With Open vSwitch (OVS).

Open vSwitch is a production quality, multilayer virtual switch licensed under the open source Apache. It is designed to support distribution across multiple physical servers similar to VMware’s vNetwork distributed vswitch.

Prerequisites.

> RedHat 6.5 / CentOs 6.5 x86_64 Os installed
> User should have root privileges or loging to OS with root user.
> Internet access enabled on linux server or local yum repository should be configured.
> Server hardware should be supported Visualization.
> Make sure sshd enabled in linux server
> Disbled selinux and iptables before installation start.  

Steps to install KVM and OVS Version 2.3.1.

> Install KVM Hyper visor on CentOS 6.5 x86_64.
Command: # yum install kvm qemu-kvm python-virtinst libvirt libvirt-python virt-manager libguestfs-tools




> Enable libvirtd service in linux boot.
Command: #chkconfig libvirtd on


> Download "openvswitch-2.3.1.tar.gz" file on any desktop / server from following URL :-
http://openvswitch.org/download/
And copy to linux server throw winscp utility in /root directory.


> Unzip openvswitch-2.3.1.tar.gz file.
Command: #gunzip openvswitch-2.3.1.tar.gz


> Untar openvswitch-2.3.1.tar file.

Command: #tar -xvf openvswitch-2.3.1.tar


> Go to openvswitch-2.3.1 directory.
Command: #cd openvswitch-2.3.1


> Install gcc utility throw yum command.
Command: #yum install gcc


> Run the command configure to check the dependency.
Command: #./configure


In the following screen configure command start building the script.


> Once the configuration finish run the command make.
Command: #make


>  Now run the command make install.
Command: #make install


> Go to /root directory.
Command: #cd /root


> Again zip the file openvswitch-2.3.1.tar
Command: #gzip openvswitch-2.3.1.tar


> Install rpm-build utility throw yum command.
Command: #yum install rpm-build


> Create Directory rpmbuild and SOURCES in /root directory
Command: #mkdir -p rpmbuild/SOURCES/


> Copy openvswitch-2.3.1.tar.gz file from /root directory to /rpmbuild/SOURCES/
Command: # cp openvswitch-2.3.1.tar.gz ./rpmbuild/SOURCES/


> Go to /root/openvswitch-2.3.1 directory.
Command: #cd /root/openvswitch-2.3.1

 

> Install openssl-devel tool throw yum command.
Command: #yum install openssl-devel


> Run the command rpmbuild to build .rpm file for openvswitch.spec.
Command: #rpmbuild -bb rhel/openvswitch.spec


> Install Development Tools with yum groupinstall command.
Command: #yum groupinstall "Development Tools"


> Copy openvswitch-kmod.files to /root/rpmbuild/SOURCES/ directory
Command: #cp rhel/openvswitch-kmod.files ~/rpmbuild/SOURCES/


 > Run the command rpmbuild to build .rpm file for openvswitch-kmod-rhel6.spec.
Command: #rpmbuild -bb rhel/openvswitch-kmod-rhel6.spec


> Go to /root/rpmbuild/RPMS/ directory.
Command: #/root/rpmbuild/RPMS/



> Go to x86_64 directory.
Command: #cd x86_64/


> Run the command yum localinstall to install kmod-openvswitch–2.3.1–1.el6.x86_64.rpm file.
Command: #yum localinstall kmod-openvswitch–2.3.1–1.el6.x86_64.rpm


> Run the command yum localinstall to install  openvswitch-2.3.1-1.x86_64.rpm file.

Command: #yum localinstall openvswitch-2.3.1-1.x86_64.rpm


> Reboot the linux server once rpm installation complited.
Command: #reboot


> Start / Restart openvswitch service.
Command: #service openvswitch restart



> Check installed openvswitch version and details.
Command: #modinfo openvswitch


EOD

Comments

Post a Comment

Popular posts from this blog

KVM Live Migration without Shared Storage

Image
KVM Guest VM Live Migration without Share Storage ----- Prerequisites ----- > Ruining Guest virtual machine on one of the KVM Host server. > Both the KVM Host servers are able accessible each other. > 1 Gbps Network configured on both the Host servers > Longing to the host servers with root user or normal user have sudo rights. > Make sure ssh service port is enabled on both the host and firewall. Steps to migrate gust vm ----- > Assume Guest VM runing on KVM Host1 ( I have give cls1 hostname to KVM Host1 and cls2 hostname to KVM Host 2 ) List the virtual machines ruining on cls1 server. Command :- # virsh list          ----- This command display the runing virtual machines on the host Name :- virt1      ----- This is ruining virtual machine ID :-  1               ----- This is first virtual machine on the host. > Check the virtual machine size. Note :- In this scenario I have used default storage path /var/lib/libvirt/images Command :-
Read more

Create CentOS 6 Local package and Group package Repository

Image
Create CentOS 6 Local package and Group package Repository. Prerequisites: > CentOS 6 .iso file or DVD. > Installed CentOS 6.5 / 6.6 x86_64 server with minimum 40 GB free disk space on / partition. > Make sure Internet is enabled on Linux server to download and install few packages. Steps to create Local package repository:  > Copy CentOS 6.5 .iso file in Linux Centos 6 x86_64 server on / partition. > Mount CentOS 6.5 .iso file ( CentOS-6.5-x86_64-bin-DVD1.iso ) to /mnt directory Command: # mount -t iso9660 -o loop /CentOS-6.5-x86_64-bin-DVD1.iso /mnt  > Install HTTP service on Linux server. Command: # yum install httpd > Start HTTP service . Command: # service httpd restart > Create Directory centos65 in /var/www/html/  Command: # mkdir /var/www/html/centos65 >  Go to /mnt/Packages directory Command: # cd /mnt/Packages > Copy all the files from Packages directory to /var/www/html/centos65/ directory. Comman
Read more

Create Linux ( LUCI ) Cluster

Image
Create Linux Cluster ----- Prerequisites ----- > Install CentOS 6 / RHEL 6 nodes ( Machines ) with same hardware configuration. > Minimum 2 nodes are required > Configure Linux installable YUM Repository on both the nodes. URL :- http://sappyit.blogspot.in/2014/12/create-local-yum-repository-in-rhel7.html  > Configured static IPs to both the nodes. > Both the nodes are in same network and able to ping each other. Steps to install Cluster service ----- > Disable Selinux settings on both the nodes. Command :- # cd /etc/selinux                       #vi config                     ----- Edit Selinux config file with vi editor.                      SELINUX= disabled      ----- Disabled selinux settings in the file.                     :wq                                 ----- Save and exit the file.       Restart both the nodes if required. > Disable Linux firewall / Iptables in both the nodes. Command :- # service iptables stop            
Read more