Change root password on kvm qcow2 image

How to change root password on kvm qcow2 image guestfish is an interactive shell that you can use from the command line or from shell scripts to access guest virtual machine file systems. All of the functionality of the libguestfs API is available from the shell. We will use the guestfish tool to modify the […]
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Add Compute Node on Existing OpenStack using Packstack

While single-node configurations are acceptable for small environments, testing or POCs most production environments will require a multi-node configuration for various reasons. As we know multi-node configurations group similar OpenStack services and provide scalability as well as the possibility for high availability. One of the great things about OpenStack is the architecture. Every service is […]
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internal DNS resolution with neutron network

The Networking service enables users to control the name assigned to ports by the internal DNS. We will check to enable internal DNS resolution with neutron network on openstack cloud. The internal DNS functionality offered by the Networking service and its interaction with the Compute service. Integration of the Compute service and the Networking service […]
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