diff --git a/doc/common/glossary.rst b/doc/common/glossary.rst index d49541ec56..5d6f057c85 100644 --- a/doc/common/glossary.rst +++ b/doc/common/glossary.rst @@ -84,17 +84,17 @@ A The Compute service provides accounting information through the event notification and system usage data facilities. + Active Directory + + Authentication and identity service by Microsoft, based on LDAP. + Supported in OpenStack. + active/active configuration In a high-availability setup with an active/active configuration, several systems share the load together and if one fails, the load is distributed to the remaining systems. - Active Directory - - Authentication and identity service by Microsoft, based on LDAP. - Supported in OpenStack. - active/passive configuration In a high-availability setup with an active/passive @@ -107,6 +107,11 @@ A to a project and can be used by or assigned to the VM instances in a project. + Address Resolution Protocol (ARP) + + The protocol by which layer-3 IP addresses are resolved into + layer-2 link local addresses. + admin API A subset of API calls that are accessible to authorized @@ -114,16 +119,16 @@ A public Internet. They can exist as a separate service (keystone) or can be a subset of another API (nova). - administrator - - The person responsible for installing, configuring, - and managing an OpenStack cloud. - admin server In the context of the Identity service, the worker process that provides access to the admin API. + administrator + + The person responsible for installing, configuring, + and managing an OpenStack cloud. + Advanced Message Queuing Protocol (AMQP) The open standard messaging protocol used by OpenStack @@ -251,11 +256,6 @@ A businesses and organizations provide additional services with lower cost. - Address Resolution Protocol (ARP) - - The protocol by which layer-3 IP addresses are resolved into - layer-2 link local addresses. - arptables Tool used for maintaining Address Resolution Protocol packet @@ -478,18 +478,18 @@ B user-initiated switchover. Does not require shared storage. Supported by Compute. - Block Storage service (cinder) - - The OpenStack service that implement services and libraries to provide - on-demand, self-service access to Block Storage resources via abstraction - and automation on top of other block storage devices. - Block Storage API An API on a separate endpoint for attaching, detaching, and creating block storage for compute VMs. + Block Storage service (cinder) + + The OpenStack service that implement services and libraries to provide + on-demand, self-service access to Block Storage resources via abstraction + and automation on top of other block storage devices. + BMC (Baseboard Management Controller) The intelligence in the IPMI architecture, which is a specialized @@ -775,10 +775,6 @@ C services. The project name of Clustering service is senlin. - congress - - OpenStack project that provides the Governance service. - command filter Lists allowed commands within the Compute rootwrap @@ -813,12 +809,6 @@ C compression for things such as Object Storage objects or Image service VM images. - Compute service (nova) - The OpenStack core project that implements services and associated - libraries to provide massively-scalable, on-demand, self-service - access to compute resources, including bare metal, virtual machines, - and containers. - Compute API (Nova API) The nova-api daemon provides access to nova services. Can communicate with @@ -839,9 +829,12 @@ C instances that provide a wide range of services, such as web applications and analytics. - Compute service + Compute service (nova) - Name for the Compute component that manages VMs. + The OpenStack core project that implements services and associated + libraries to provide massively-scalable, on-demand, self-service + access to compute resources, including bare metal, virtual machines, + and containers. compute worker @@ -861,6 +854,10 @@ C because compute nodes do not need direct access to the database. + congress + + OpenStack project that provides the Governance service. + consistency window The amount of time it takes for a new Object Storage object to @@ -998,22 +995,6 @@ D SSH. Object Storage does not support object encryption at the application level but may support storage that uses disk encryption. - database ID - - A unique ID given to each replica of an Object Storage - database. - - database replicator - - An Object Storage component that copies changes in the account, - container, and object databases to other nodes. - - Database service (trove) - - An integrated project that provides scalable and reliable - Cloud Database-as-a-Service functionality for both - relational and non-relational database engines. - Data loss prevention (DLP) software Software programs used to protect sensitive information @@ -1030,6 +1011,22 @@ D A database engine supported by the Database service. + database ID + + A unique ID given to each replica of an Object Storage + database. + + database replicator + + An Object Storage component that copies changes in the account, + container, and object databases to other nodes. + + Database service (trove) + + An integrated project that provides scalable and reliable + Cloud Database-as-a-Service functionality for both + relational and non-relational database engines. + deallocate The process of removing the association between a floating IP @@ -1314,6 +1311,12 @@ E The Amazon commercial block storage product. + encapsulation + + The practice of placing one packet type within another for + the purposes of abstracting or securing data. Examples + include GRE, MPLS, or IPsec. + encryption OpenStack supports encryption technologies such as HTTPS, SSH, @@ -1327,12 +1330,6 @@ E Alternative term for an Identity service catalog. - encapsulation - - The practice of placing one packet type within another for - the purposes of abstracting or securing data. Examples - include GRE, MPLS, or IPsec. - endpoint template A list of URL and port number endpoints that indicate where a @@ -1699,14 +1696,6 @@ H design summit took place in Portland, Oregon, US and Havana is an unincorporated community in Oregon. - heat - Codename for the :term:`Orchestration service - `. - - Heat Orchestration Template (HOT) - - Heat input in the format native to OpenStack. - health monitor Determines whether back-end members of a VIP pool can @@ -1716,6 +1705,14 @@ H pool. All monitors must declare a member to be healthy for it to stay active. + heat + Codename for the :term:`Orchestration service + `. + + Heat Orchestration Template (HOT) + + Heat input in the format native to OpenStack. + high availability (HA) A high availability system design approach and associated @@ -2012,10 +2009,12 @@ I over IP networks. Supported by Compute, Object Storage, and Image service. - ironic + ip6tables - Codename for the :term:`Bare Metal service `. + Tool used to set up, maintain, and inspect the tables of IPv6 + packet filter rules in the Linux kernel. In OpenStack Compute, + ip6tables is used along with arptables, ebtables, and iptables to + create firewalls for both nodes and VMs. IP address @@ -2029,13 +2028,6 @@ I and management. Currently provided by Compute, melange, and Networking. - ip6tables - - Tool used to set up, maintain, and inspect the tables of IPv6 - packet filter rules in the Linux kernel. In OpenStack Compute, - ip6tables is used along with arptables, ebtables, and iptables to - create firewalls for both nodes and VMs. - ipset Extension to iptables that allows creation of firewall rules @@ -2053,6 +2045,11 @@ I ip6tables to IPv6, arptables to ARP, and ebtables to Ethernet frames. Requires root privilege to manipulate. + ironic + + Codename for the :term:`Bare Metal service `. + iSCSI Qualified Name (IQN) IQN is the format most commonly used for iSCSI names, which uniquely @@ -2172,17 +2169,17 @@ L control, flow control and detecting and possibly correcting errors that may occur in the physical layer. + Layer-2 (L2) agent + + OpenStack Networking agent that provides layer-2 + connectivity for virtual networks. + Layer-3 network Term used in the OSI network architecture for the network layer. The network layer is responsible for packet forwarding including routing from one node to another. - Layer-2 (L2) agent - - OpenStack Networking agent that provides layer-2 - connectivity for virtual networks. - Layer-3 (L3) agent OpenStack Networking agent that provides layer-3 @@ -2232,16 +2229,16 @@ L systems or services, based on the criteria defined as part of its configuration. - load balancing - - The process of spreading client requests between two or more - nodes to improve performance and availability. - Load-Balancer-as-a-Service (LBaaS) Enables Networking to distribute incoming requests evenly between designated instances. + load balancing + + The process of spreading client requests between two or more + nodes to improve performance and availability. + Logical Volume Manager (LVM) Provides a method of allocating space on mass-storage @@ -2377,32 +2374,15 @@ M The design summit took place in Tokyo, Japan. Mitaka is a city in Tokyo. - monasca - - Codename for OpenStack :term:`Monitoring `. - - multi-host - - High-availability mode for legacy (nova) networking. - Each compute node handles NAT and DHCP and acts as a gateway - for all of the VMs on it. A networking failure on one compute - node doesn't affect VMs on other compute nodes. - - multinic - - Facility in Compute that allows each virtual machine instance to - have more than one VIF connected to it. - - murano - - Codename for the :term:`Application Catalog service `. - Modular Layer 2 (ML2) neutron plug-in Can concurrently use multiple layer-2 networking technologies, such as 802.1Q and VXLAN, in Networking. + monasca + + Codename for OpenStack :term:`Monitoring `. + Monitor (LBaaS) LBaaS feature that provides availability monitoring using the @@ -2428,6 +2408,22 @@ M a password and a private key. Currently not supported in Identity. + multi-host + + High-availability mode for legacy (nova) networking. + Each compute node handles NAT and DHCP and acts as a gateway + for all of the VMs on it. A networking failure on one compute + node doesn't affect VMs on other compute nodes. + + multinic + + Facility in Compute that allows each virtual machine instance to + have more than one VIF connected to it. + + murano + + Codename for the :term:`Application Catalog service `. N ~ @@ -2505,14 +2501,6 @@ N Method of keeping a clock for a host or node correct via communication with a trusted, accurate time source. - Newton - - The code name for the fourteenth release of OpenStack. The - design summit took place in Austin, Texas, US. The - release is named after "Newton House" which is located at - 1013 E. Ninth St., Austin, TX. which is listed on the - National Register of Historic Places. - network UUID Unique ID for a Networking network segment. @@ -2523,17 +2511,17 @@ N services such as giving an IP address to a booting nova instance. + Networking API (Neutron API) + + API used to access OpenStack Networking. Provides an extensible + architecture to enable custom plug-in creation. + Networking service (neutron) The OpenStack project which implements services and associated libraries to provide on-demand, scalable, and technology-agnostic network abstraction. - Networking API (Neutron API) - - API used to access OpenStack Networking. Provides an extensible - architecture to enable custom plug-in creation. - neutron Codename for OpenStack :term:`Networking service