Step by Step Instance Creation Flow in OpenStack

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Have you ever think what happened in the background whenever we create an instance or virtual machine either via Openstack cli or dashboard, In this this article we will elaborate step by step VM or instance creation in Openstack. All the Openstack components communicate with each other with API using Auth-token.

Creating a Virtual Machine in OpenStack via OpenStack CLI

Source the credential file and then execute the nova-boot command,

# nova boot –flavor m1.small –image centos7 –nic net-id={private_network_id} –security-group norprod_sec_grp  –key-name my_key stack_testvm

Once nova boot command is executed then following are steps are executed behind the scene,

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