Glossary 4.4
Development version of OpenNebula 4.4. The material on this page needs to be reviewed for completeness and accuracy.OpenNebula components:
- Front-end: Machine running the OpenNebula services.
- Host: Physical machine running a supported hypervisor. See the Host subsystem.
- Cluster: Pool of hosts that share datastores and virtual networks. Clusters are used for load balancing, high availability, and high performance computing.
- Image Repository: Storage for registered Images. Learn more about the Storage subsystem.
- Sunstone: OpenNebula web interface. Learn more about Sunstone
- OCCI Service: Server that enables the management of OpenNebula with OCCI interface. Learn more about OCCI Service
- Self-Service OpenNebula web interfaced towards the end user. It is implemented by configuring a user view of the Sunstone Portal.
- EC2 Service: Server that enables the management of OpenNebula with EC2 interface. Learn more about EC2 Service
OpenNebula resources:
- Template: Virtual Machine definition. These definitions are managed with the onetemplate command.
- Image: Virtual Machine disk image, created and managed with the oneimage command.
- Virtual Machine: Instantiated Template. A Virtual Machine represents one life-cycle, and several Virtual Machines can be created from a single Template. Check out the VM management guide.
- Virtual Network: A group of IP leases that VMs can use to automatically obtain IP addresses. See the Networking subsystem.
- VDC: Virtual Data Center, fully-isolated virtual infrastructure environments where a group of users, under the control of the VDC administrator.
- Zone: A group of interconnected physical hosts with hypervisors controlled by OpenNebula.
OpenNebula management:
- ACL: Access Control List. Check the managing ACL rules guide.
- oneadmin: Special administrative account. See the Users and Groups guide.
- oZones: The susbsystem in OpenNebula that manages zones.