| Term
|
Description
|
| APACHE
|
A software for running a webserver
|
| CALM/Cloud account lifecycle management
|
Cloud lifecycle management
|
| CEPH
|
Distributed data storage platform, our standard storage software on the cloud
|
| CEPHFS/CEPH File System
|
CEPH storage that can be mounted for e.g. data sharing on multiple instances/VMs
|
| Compute Cloud
|
A flavour of instances/VMs which will be running for a limited time and may have high CPU/memory requirements during the entire lifespan
|
| CVMFS
|
A distributed read-only content distribution system, often used for managing software
|
| Dashboard
|
The web portal, named "Horizon" for our OpenStack clouds, for viewing and managing a user's cloud resources
|
| Ephemeral disk
|
Virtual disk files, associated (and destroyed) with an instance/VM.
|
| Flavour
|
The OpenStack term for defining the compute, memory, and storage capacity of a new instance/VM
|
| Floating IP
|
An IP address that can be associated with an instance/VM to allow external access
|
| FTP
|
An obsolete file transfer protocol (should not be used for new deployments)
|
| Horizon
|
See "dashboard"
|
| Host
|
The physical resources supporting an instance/VM
|
| Image
|
Files which contain the contents of a virtual disk, often a base operating system in the creation of a volume or ephemeral disk
|
| Instance
|
A virtual server in the cloud infrastructure. Also known as a Virtual Machine (VM)
|
| IPV6/Internet Protocol Version 6
|
Latest version of the internet protocol, increasing the number of available IP addresses for devices
|
| Object Storage
|
Persistent storage space for large amounts of data. Typically read access only, e.g. images and data sets
|
| OpenStack
|
The software suite used on Compute Canada clouds to control hardware resources such as computers, storage and networking
|
| Persistent Cloud
|
An instance/VM anticipated to run indefinitely, such as web servers, database servers, etc. Typically has low or bursty CPU requirements
|
| RAS/Rapid Access Service
|
Program allowing PI's to request and receive a given amount of Cloud resources
|
| RAC/Resource Allocation Competition
|
Program via which PIs can request additional resources
|
| S3/Simple Storage Service
|
A type of object storage
|
| Security Group
|
A set of rules controlling network traffic to and from an instance/VM
|
| Snapshot
|
A copy of a volume that can be used as a backup or to launch another instance/VM
|
| SSL/Secure Sockets Layer
|
Protocol to allow encrypted communications over networks
|
| SWIFT
|
Another type of object storage
|
| Tenant
|
A group or user's allocation of cloud resources (now called a Project)
|
| VCPU/Virtual central processing unit
|
An instance/VM can have one or more CPUs assigned to it, each of which is seen as a single physical CPU core by the operating system
|
| VGPU/Virtual graphics processing unit
|
An instance/VM can have one or more VGPUs assigned to it
|
| Volume
|
An allocation of storage resources that can be attached or detached to/from an instance/VM, exposed as a block device (a virtual disk)
|
| VM/Virtual Machine
|
See "instance"
|