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High availability

Index High availability

High availability is a characteristic of a system, which aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period. [1]

174 relations: ALiX Project, Amazon Route 53, Amazon S3, American Internet Services, Anycast, Apache Solr, Architectural pattern, Availability, Availability (system), Availability factor, Binary repository manager, Blade server, Business continuity, Carrier Ethernet, Carrier grade, Carrier Grade Linux, Cisco IOS XR, Client–server model, Closed-cycle gas turbine, Cluster manager, CobraNet, Communications server, Communications-based train control, Comparison of iSCSI targets, Comparison of structured storage software, Computer performance, Conectiva, Connection-oriented Ethernet, Continuous availability, Corosync Cluster Engine, Corporate title, Danny Dolev, David McGoveran, Design for availability, Disaster recovery, Distributed database, Distributed lock manager, Distributed Replicated Block Device, Document-oriented database, Downtime, Dynamic infrastructure, Dynamo (storage system), ENEA AB, Erlang (programming language), EXtremeDB, Failover, Failure mode and effects analysis, Failure modes, effects, and diagnostic analysis, Fault tolerance, Five nines, ..., Graph database, Ha, HAPM, HAProxy, Hardware Platform Interface, Heartbeat message, High availability software, High-availability application architecture, High-availability cluster, High-availability Seamless Redundancy, Hinemos, Hong Kong Internet Exchange, HTTP Live Streaming, IBM Parallel Sysplex, IBM Websphere Edge Components, IBM WebSphere MQ, IBM Z, IDEAL, Iland, In-memory database, Information security, International Systems and Storage Conference, IOPS, IP Multimedia Subsystem, Java Platform, Enterprise Edition, JBoss Enterprise Application Platform, Job scheduler, Kernel (operating system), LAMP (software bundle), Levanta, Lineo, List of academic fields, List of computing and IT abbreviations, List of Dutch inventions and discoveries, List of file systems, List of FTP server software, List of JBoss software, List of PHP accelerators, List of unusual units of measurement, Load balancing (computing), London Stock Exchange, Machine Check Architecture, Mainframe computer, Maintenance window, Marathon Technologies, MarkLogic, MarkLogic Server, Microsoft, MINIX, MINIX 3, MIT Computer Science and Artificial Intelligence Laboratory, Mnesia, Multi-Environment Real-Time, Multi-link trunking, MySQL Cluster, MysqlBind, N+1 redundancy, Narus (company), Neo4j, NetApp filer, Network function virtualization, Network monitoring, Network operations center, Next Generation 9-1-1, Nines, NonStop SQL, ONTAP, Open Message Queue, OpenAM, OpenBSD, OpenSAF, OpenSSI, Operational database, Oracle Data Guard, Oracle Database, Oracle Linux, Oracle RAC, OrionVM, Outline of academic disciplines, Outline of science, Pacemaker (software), Parallel Redundancy Protocol, Pfsync, Polyhedra DBMS, Raima Database Manager, RAMS, Really Simple Systems, RecoverPoint, Reliability, availability and serviceability, SAP implementation, Server Core, Server farm, Service Availability Forum, Shinken (software), Single point of failure, Site Reliability Engineering, Software requirements specification, Software versioning, Software-defined storage, Solaris Cluster, SolidDB, SonarQube, SQL Anywhere, SUSE Linux, Symantec Operations Readiness Tools, Time-sharing system evolution, TimesTen, Trillium Digital Systems, Universal Mobile Interface, Uptime Institute, Vendor Neutral Archive, Versant Object Database, VirtualLogix, VMware ESXi, VoltDB, Web hosting service, WhereverTV, Windows 2000, Windows Server 2008, XAP processor, ZFS, 3B series computers, 9, 999 (disambiguation). Expand index (124 more) »

ALiX Project

The ALiX project is a proposal from the Cabildo de Tenerife (Council of Tenerife), led by the Instituto Tecnológico y de Energías Renovables (Technological Institute and of Renewable Energies), with the purpose of promoting the competitiveness of the island of Tenerife towards the global market of the information and communication technologies and improving the technological resources in the Canary Islands.

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Amazon Route 53

Amazon Route 53 (Route 53) is a scalable and highly available Domain Name System (DNS).

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Amazon S3

Amazon S3 (Simple Storage Service) is a cloud computing web service offered by Amazon Web Services (AWS).

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American Internet Services

American Internet Services (AIS) is a data center and cloud computing services provider in San Diego, California, US.

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Anycast

Anycast is a network addressing and routing methodology in which a single destination address has multiple routing paths to two or more endpoint destinations.

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Apache Solr

Solr (pronounced "solar") is an open source enterprise search platform, written in Java, from the Apache Lucene project.

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Architectural pattern

An architectural pattern is a general, reusable solution to a commonly occurring problem in software architecture within a given context.

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Availability

In reliability theory and reliability engineering, the term availability has the following meanings.

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Availability (system)

Availability is the probability that a system will work as required when required during the period of a mission.

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Availability factor

The availability factor of a power plant is the amount of time that it is able to produce electricity over a certain period, divided by the amount of the time in the period.

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Binary repository manager

A binary repository manager is a software tool designed to optimize the download and storage of binary files used and produced in software development.

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Blade server

A blade server is a stripped-down server computer with a modular design optimized to minimize the use of physical space and energy.

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Business continuity

Business continuity is the planning and preparation of a company to make sure it overcomes serious incidents or disasters and resumes its normal operations within a reasonably short period.

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Carrier Ethernet

Carrier Ethernet is a marketing term for extensions to Ethernet to enable telecommunications network providers to provide Ethernet services to customers and to utilize Ethernet technology in their networks.

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Carrier grade

In telecommunication, a "carrier grade" or "carrier class" refers to a system, or a hardware or software component that is extremely reliable, well tested and proven in its capabilities.

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Carrier Grade Linux

Carrier Grade Linux (CGL) is a set of specifications which detail standards of availability, scalability, manageability, and service response characteristics which must be met in order for Linux kernel-based operating system to be considered "carrier grade" (i.e. ready for use within the telecommunications industry).

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Cisco IOS XR

IOS XR is a train of Cisco Systems' widely deployed Internetworking Operating System (IOS), used on their high-end Network Converging System (NCS), carrier-grade routers such as the CRS series, 12000 series, and ASR9000 series.

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Client–server model

The client–server model is a distributed application structure that partitions tasks or workloads between the providers of a resource or service, called servers, and service requesters, called clients.

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Closed-cycle gas turbine

A closed-cycle gas turbine is a turbine that uses a gas (e.g. air, nitrogen, helium, argon, etc.) for the working fluid as part of a closed thermodynamic system.

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Cluster manager

A cluster manager usually is a backend graphical user interface (GUI) or command-line software that runs on one or all cluster nodes (in some cases it runs on a different server or cluster of management servers.) The cluster manager works together with a cluster management agent.

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CobraNet

CobraNet is a combination of software, hardware, and network protocols designed to deliver uncompressed, multi-channel, low-latency digital audio over a standard Ethernet network.

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Communications server

Communications servers are open, standards-based computing systems that operate as a carrier-grade common platform for a wide range of communications applications and allow equipment providers to add value at many levels of the system architecture.

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Communications-based train control

Communications-based train control (CBTC) is a railway signaling system that makes use of the telecommunications between the train and track equipment for the traffic management and infrastructure control.

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Comparison of iSCSI targets

An iSCSI target is a storage resource located on an iSCSI server (more generally, one of potentially many instances of iSCSI storage nodes running on that server) as a "target".

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Comparison of structured storage software

Structured storage is computer storage for structured data, often in the form of a distributed database.

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Computer performance

Computer performance is the amount of work accomplished by a computer system.

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Conectiva

Conectiva was a company founded on August 28, 1995, in Curitiba, Paraná, Brazil, by a group of friends, among them Arnaldo Carvalho de Melo, who was a pioneer in the distribution of Linux and open source software in Brazilian Portuguese, Spanish and English for all of Latin America.

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Connection-oriented Ethernet

Connection-oriented Ethernet refers to the transformation of Ethernet, a connectionless communication system by design, into a connection-oriented system.

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Continuous availability

Continuous Availability is an approach to computer system and application design that protects users against downtime, whatever the cause and ensures that users remain connected to their documents, data files and business applications.

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Corosync Cluster Engine

The Corosync Cluster Engine is an open source project derived from the OpenAIS project and licensed under the new BSD License.

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Corporate title

Corporate titles or business titles are given to company and organization officials to show what duties and responsibilities they have in the organization.

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Danny Dolev

Daniel (Danny) Dolev is an Israeli computer scientist known for his research in cryptography and distributed computing.

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David McGoveran

David McGoveran (born 1952) is an American computer scientist and physicist, software industry analyst, and inventor.

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Design for availability

Design for Availability is the design process for a system targeting availability of the system for guarantying readiness as the major part of goal specification.

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Disaster recovery

Disaster recovery (DR) involves a set of policies, tools and procedures to enable the recovery or continuation of vital technology infrastructure and systems following a natural or human-induced disaster.

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Distributed database

A distributed database is a database in which storage devices are not all attached to a common processor.

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Distributed lock manager

Operating systems use lock managers to organise and serialise the access to resources.

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Distributed Replicated Block Device

DRBD is a distributed replicated storage system for the Linux platform.

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Document-oriented database

A document-oriented database, or document store, is a computer program designed for storing, retrieving and managing document-oriented information, also known as semi-structured data.

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Downtime

The term downtime is used to refer to periods when a system is unavailable.

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Dynamic infrastructure

Dynamic Infrastructure is an information technology paradigm concerning the design of data centers so that the underlying hardware and software can respond dynamically to changing levels of demand in more fundamental and efficient ways than before.

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Dynamo (storage system)

Not to be confused with ATG Dynamo, a J2EE application server Dynamo is the name given to a set of techniques that when taken together can form a highly available key-value structured storage system or a distributed data store.

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ENEA AB

Enea is global information technology company with its headquarters in Kista, Sweden that provides real-time operating systems and consulting services.

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Erlang (programming language)

Erlang is a general-purpose, concurrent, functional programming language, as well as a garbage-collected runtime system.

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EXtremeDB

eXtremeDB is a high performance, low-latency, ACID-compliant embedded database management system using an in-memory database system (IMDS) architecture and designed to be linked into C/C++ based programs.

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Failover

In computing and related technologies such as networking, failover is switching to a redundant or standby computer server, system, hardware component or network upon the failure or abnormal termination of the previously active application, server, system, hardware component, or network.

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Failure mode and effects analysis

Failure mode and effects analysis (FMEA)—also "failure modes", plural, in many publications—was one of the first highly structured, systematic techniques for failure analysis.

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Failure modes, effects, and diagnostic analysis

Failure modes, effects, and diagnostic analysis (FMEDA) is a systematic analysis technique to obtain subsystem / product level failure rates, failure modes and diagnostic capability.

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Fault tolerance

Fault tolerance is the property that enables a system to continue operating properly in the event of the failure (or one or more faults within) some of its components.

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Five nines

Five nines, commonly taken to mean "99.999%", may refer to.

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Graph database

In computing, a graph database (GDB) is a database that uses graph structures for semantic queries with nodes, edges and properties to represent and store data.

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Ha

Ha may refer to.

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HAPM

High Availability Port Monitor (HAPM) is an open source application that checks status of local TCP/UDP ports.

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HAProxy

HAProxy is free, open source software that provides a high availability load balancer and proxy server for TCP and HTTP-based applications that spreads requests across multiple servers.

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Hardware Platform Interface

The Hardware Platform Interface (HPI) is an open specification that defines an application programming interface (API) for platform management of computer systems.

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Heartbeat message

A heartbeat message in signal processing is a message sent from an originator to a destination that enables the destination to identify if and when the originator fails or is no longer available.

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High availability software

High availability software is software used to ensure that systems are running and available most of the time.

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High-availability application architecture

In information technology, high-availability application architecture is a process followed when implementing a new application into an existing business-wide computer system or ERP while minimizing downtime.

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High-availability cluster

High-availability clusters (also known as HA clusters or fail-over clusters) are groups of computers that support server applications that can be reliably utilized with a minimum amount of down-time.

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High-availability Seamless Redundancy

High-availability Seamless Redundancy (HSR) is a network protocol for Ethernet that provides seamless failover against failure of any network component.

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Hinemos

Hinemos is a popular open-source app in Japan, which can manage several servers, computers, and other devices, as if you were only managing one single computer.

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Hong Kong Internet Exchange

Hong Kong Internet eXchange (HKIX) is an internet exchange point in Hong Kong.

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HTTP Live Streaming

HTTP Live Streaming (also known as HLS) is an HTTP-based media streaming communications protocol implemented by Apple Inc. as part of its QuickTime, Safari, OS X, and iOS software.

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IBM Parallel Sysplex

In computing, a Parallel Sysplex is a cluster of IBM mainframes acting together as a single system image with z/OS.

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IBM Websphere Edge Components

IBM WebSphere Edge Components (formerly known as "IBM WebSphere Edge Server") is a set of web server/application server components that are intended to improve the performance of web-based systems, particularly as edge servers.

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IBM WebSphere MQ

IBM MQ is a family of network software products that IBM launched for the first time as an IBM product in December 1993.

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IBM Z

IBM Z is a family name used by IBM for all of its mainframe computers from the Z900 on.

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IDEAL

iDEAL is an e-commerce payment system used in the Netherlands, based on online banking.

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Iland

iland Internet Solutions provides hosted cloud infrastructure as a service for production business applications, disaster recovery and business continuity, testing and development, and software as a service enablement for independent software vendors.

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In-memory database

An in-memory database (IMDB, also main memory database system or MMDB or memory resident database) is a database management system that primarily relies on main memory for computer data storage.

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Information security

Information security, sometimes shortened to InfoSec, is the practice of preventing unauthorized access, use, disclosure, disruption, modification, inspection, recording or destruction of information.

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International Systems and Storage Conference

The International Systems and Storage Conference (SYSTOR) is an ACM research conference sponsored by the ACM Special Interest Group on Operating Systems.

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IOPS

Input/output operations per second (IOPS, pronounced eye-ops) is an input/output performance measurement used to characterize computer storage devices like hard disk drives (HDD), solid state drives (SSD), and storage area networks (SAN).

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IP Multimedia Subsystem

The IP Multimedia Subsystem or IP Multimedia Core Network Subsystem (IMS) is an architectural framework for delivering IP multimedia services.

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Java Platform, Enterprise Edition

Java Platform, Enterprise Edition (Java EE), formerly Java 2 Platforms, Enterprise Edition (J2EE), currently Jakarta EE, is a set of specifications, extending Java SE with specifications for enterprise features such as distributed computing and web services.

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JBoss Enterprise Application Platform

The JBoss Enterprise Application Platform (or JBoss EAP) is a subscription-based/open-source Java EE-based application server runtime platform used for building, deploying, and hosting highly-transactional Java applications and services.

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Job scheduler

A job scheduler is a computer application for controlling unattended background program execution of jobs.

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Kernel (operating system)

The kernel is a computer program that is the core of a computer's operating system, with complete control over everything in the system.

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LAMP (software bundle)

LAMP is an archetypal model of web service stacks, named as an acronym of the names of its original four open-source components: the Linux operating system, the Apache HTTP Server, the MySQL relational database management system (RDBMS), and the PHP programming language.

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Levanta

Levanta (previously Linuxcare) was a company based in San Mateo, California, United States, that created products for Linux management and data virtualization.

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Lineo

Lineo was a thin client and embedded systems company spun out of Caldera Thin Clients, on 20 July 1999.

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List of academic fields

The following outline is provided as an overview of an topical guide to academic disciplines: An academic discipline or field of study is known as a branch of knowledge.

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List of computing and IT abbreviations

This is a list of computing and IT acronyms and abbreviations.

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List of Dutch inventions and discoveries

The Netherlands had a considerable part in the making of modern society.

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List of file systems

The following lists identify, characterize, and link to more thorough information on computer file systems.

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List of FTP server software

No description.

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List of JBoss software

This is a list of articles for JBoss software, and projects from the JBoss Community and Red Hat.

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List of PHP accelerators

This is a list of PHP accelerators.

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List of unusual units of measurement

An unusual unit of measurement is a unit of measurement that does not form part of a coherent system of measurement; especially in that its exact quantity may not be well known or that it may be an inconvenient multiple or fraction of base units in such systems.

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Load balancing (computing)

In computing, load balancing improves the distribution of workloads across multiple computing resources, such as computers, a computer cluster, network links, central processing units, or disk drives.

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London Stock Exchange

The London Stock Exchange (LSE) is a stock exchange located in the City of London, England.

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Machine Check Architecture

In computing, Machine Check Architecture (MCA) is an Intel mechanism in which the CPU reports hardware errors to the operating system.

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Mainframe computer

Mainframe computers (colloquially referred to as "big iron") are computers used primarily by large organizations for critical applications; bulk data processing, such as census, industry and consumer statistics, enterprise resource planning; and transaction processing.

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Maintenance window

In information technology and systems management, a maintenance window is a period of time designated in advance by the technical staff, during which preventive maintenance that could cause disruption of service may be performed.

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Marathon Technologies

Marathon Technologies Corp. was founded by senior executives and engineers responsible for developing Digital Equipment Corporation's VAXft fault-tolerant systems.

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MarkLogic

MarkLogic Corporation is an American software business that develops and provides an enterprise NoSQL database, also named MarkLogic.

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MarkLogic Server

MarkLogic Server is a document-oriented database developed by MarkLogic Corporation.

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Microsoft

Microsoft Corporation (abbreviated as MS) is an American multinational technology company with headquarters in Redmond, Washington.

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MINIX

MINIX (from "mini-Unix") is a POSIX-compliant (since version 2.0), Unix-like operating system based on a microkernel architecture.

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MINIX 3

MINIX 3 is a project to create a small, high availability, high functioning Unix-like operating system.

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MIT Computer Science and Artificial Intelligence Laboratory

MIT Computer Science and Artificial Intelligence Laboratory (CSAIL) is a research institute at the Massachusetts Institute of Technology formed by the 2003 merger of the Laboratory for Computer Science and the Artificial Intelligence Laboratory.

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Mnesia

Mnesia is a distributed, soft real-time database management system written in the Erlang programming language.

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Multi-Environment Real-Time

Multi-Environment Real-Time (MERT) was a hybrid time-sharing/real-time operating system developed in the 1970s at Bell Labs for use in embedded minicomputers (in particular PDP-11s).

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Multi-link trunking

Multi-link trunking (MLT) is a link aggregation port trunking technology developed at Nortel in 1999.

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MySQL Cluster

MySQL Cluster is a technology providing shared-nothing clustering and auto-sharding for the MySQL database management system.

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MysqlBind

mysqlBind/unxsBind is a DNS management software system.

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N+1 redundancy

N+1 redundancy is a form of resilience that ensures system availability in the event of component failure.

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Narus (company)

Narus Inc. was a software company and vendor of big data analytics for cybersecurity.

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Neo4j

Neo4j is a graph database management system developed by Neo4j, Inc.

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NetApp filer

In computer storage, a so called NetApp "filer" was referring to the storage systems product by NetApp, before block protocoles were supported.

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Network function virtualization

Network functions virtualization (also network function virtualization or NFV) is a network architecture concept that uses the technologies of IT virtualization to virtualize entire classes of network node functions into building blocks that may connect, or chain together, to create communication services.

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Network monitoring

Network monitoring is the use of a system that constantly monitors a computer network for slow or failing components and that notifies the network administrator (via email, SMS or other alarms) in case of outages or other trouble.

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Network operations center

A network operations center (NOC, pronounced like the word knock), also known as a "network management center", is one or more locations from which network monitoring and control, or network management, is exercised over a computer, telecommunication or satellite network.

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Next Generation 9-1-1

Next Generation 9-1-1 (abbreviated NG9-1-1) refers to an initiative aimed at updating the 9-1-1 service infrastructure in the United States and Canada to improve public emergency communications services in a growingly wireless mobile society.

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Nines

Nines may refer to.

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NonStop SQL

NonStop SQL is a commercial relational database management system that is designed for fault tolerance and scalability, currently sold by Hewlett Packard Enterprise.

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ONTAP

ONTAP or Data ONTAP or Clustered Data ONTAP (cDOT) or Data ONTAP 7-Mode is NetApp's proprietary operating system used in storage disk arrays such as NetApp FAS and AFF (also known as NetApp Filer), ONTAP Select and Cloud Volumes ONTAP.

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Open Message Queue

Open Message Queue (OpenMQ or Open MQ) is an open source message-oriented middleware project by Oracle (formerly Sun Microsystems) that implements the Java Message Service 2.0 API (JMS).

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OpenAM

OpenAM is an open source access management, entitlements and federation server platform.

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OpenBSD

OpenBSD is a free and open-source Unix-like computer operating system descended from Berkeley Software Distribution (BSD), a Research Unix derivative developed at the University of California, Berkeley.

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OpenSAF

OpenSAF is an open-source software project to develop high availability middleware consistent with Service Availability Forum (SA Forum) specifications, under the LGPLv2.1 license.

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OpenSSI

OpenSSI is an open source single-system image clustering system.

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Operational database

Operational database management systems (also referred to as OLTP On Line Transaction Processing databases), are used to update data in real-time.

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Oracle Data Guard

The software which Oracle Corporation markets as Oracle Data Guard forms an extension to the Oracle relational database management system (RDBMS).

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Oracle Database

Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model database management system produced and marketed by Oracle Corporation.

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Oracle Linux

Oracle Linux (OL, formerly known as Oracle Enterprise Linux) is a Linux distribution packaged and freely distributed by Oracle, available partially under the GNU General Public License since late 2006.

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Oracle RAC

In database computing, Oracle Real Application Clusters (RAC) — an option for the Oracle Database software produced by Oracle Corporation and introduced in 2001 with Oracle9i — provides software for clustering and high availability in Oracle database environments.

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OrionVM

OrionVM Wholesale Pty Limited (trading as OrionVM) is an Australian infrastructure as a service provider and white-label cloud platform.

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Outline of academic disciplines

An academic discipline or field of study is a branch of knowledge that is taught and researched as part of higher education.

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Outline of science

The following outline is provided as a topical overview of science: Science – the systematic effort of acquiring knowledge—through observation and experimentation coupled with logic and reasoning to find out what can be proved or not proved—and the knowledge thus acquired.

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Pacemaker (software)

Pacemaker is an open-source high availability resource manager software used on computer clusters since 2004.

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Parallel Redundancy Protocol

Parallel Redundancy Protocol (PRP) is a network protocol standard for Ethernet that provides seamless failover against failure of any network component.

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Pfsync

pfsync is a computer protocol used to synchronise firewall states between machines running Packet Filter (PF) for high availability.

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Polyhedra DBMS

Polyhedra is a family of relational database management systems offered by ENEA AB, a Swedish company.

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Raima Database Manager

Raima Database Manager (or RDM) is an ACID-compliant embedded database management system designed for use in embedded systems applications.

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RAMS

RAMS is an acronym for Reliability, Availability, Maintainability, and Safety.

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Really Simple Systems

Really Simple Systems CRM is a Cloud CRM provider, offering CRM systems to small and medium sized companies.

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RecoverPoint

RecoverPoint is a continuous data protection product offered by EMC Corporation which supports asynchronous and synchronous data replication of block-based storage.

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Reliability, availability and serviceability

Reliability, availability and serviceability (RAS) is a computer hardware engineering term involving reliability engineering, high availability, and serviceability design.

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SAP implementation

SAP implementation (Systems, Applications & Products implementation) refers to the name of the German company SAP SE, and is the whole of processes that defines a method to implement the SAP ERP enterprise resource planning software in an organization.

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Server Core

Server Core is a minimalistic Microsoft Windows Server installation option, debuted in Windows Server 2008.

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Server farm

A server farm or server cluster is a collection of computer servers – usually maintained by an organization to supply server functionality far beyond the capability of a single machine.

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Service Availability Forum

The Service Availability Forum (SAF or SA Forum) is a consortium that develops, publishes, educates on and promotes open specifications for carrier-grade and mission-critical systems.

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Shinken (software)

Shinken is an open source computer system and network monitoring software application compatible with Nagios.

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Single point of failure

A single point of failure (SPOF) is a part of a system that, if it fails, will stop the entire system from working.

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Site Reliability Engineering

Site Reliability Engineering (SRE) is a discipline that incorporates aspects of software engineering and applies that to IT operations problems.

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Software requirements specification

A software requirements specification (SRS) is a description of a software system to be developed.

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Software versioning

Software versioning is the process of assigning either unique version names or unique version numbers to unique states of computer software.

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Software-defined storage

Software-defined storage (SDS) is a marketing term for computer data storage software for policy-based provisioning and management of data storage independent of the underlying hardware.

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Solaris Cluster

Oracle Solaris Cluster (sometimes Sun Cluster or SunCluster) is a high-availability cluster software product for Solaris, originally created by Sun Microsystems, which was acquired by Oracle Corporation in 2010.

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SolidDB

solidDB is an in-memory relational database management system developed and sold by UNICOM Global.

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SonarQube

SonarQube (formerly Sonar) is an open source platform developed by SonarSource for continuous inspection of code quality to perform automatic reviews with static analysis of code to detect bugs, code smells, and security vulnerabilities on 20+ programming languages.

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SQL Anywhere

SAP SQL Anywhere is a proprietary relational database management system (RDBMS) product from SAP.

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SUSE Linux

SUSE Linux is a computer operating system.

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Symantec Operations Readiness Tools

On March 15, 2011, Symantec released Symantec Operations Readiness Tools (SORT): an updated version of Veritas Operations Services (VOS).

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Time-sharing system evolution

This article covers the evolution of time-sharing systems, providing links to major early time-sharing operating systems, showing their subsequent evolution.

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TimesTen

TimesTen is an in-memory, relational database management system with persistence and recoverability.

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Trillium Digital Systems

Trillium Digital Systems developed and licensed standards-based communications source code software to telecommunications equipment manufacturers for the wireless, broadband, Internet and telephone network infrastructure.

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Universal Mobile Interface

Universal Mobile Interface (UMI) is a software concept designed to overcome key barriers to mass usage of mobile services.

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Uptime Institute

Uptime Institute is an American professional services organization focused on improving the performance, efficiency, and reliability of business critical infrastructure through innovation, collaboration, and independent certifications.

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Vendor Neutral Archive

A Vendor Neutral Archive (VNA) is a medical imaging technology in which images and documents (and potentially any file of clinical relevance) are stored (archived) in a standard format with a standard interface, such that they can be accessed in a vendor-neutral manner by other systems.

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Versant Object Database

Versant Object Database (VOD) is an object database software product developed by Versant Corporation.

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VirtualLogix

VirtualLogix, Inc. provides real-time virtualization software and related development tools for embedded systems.

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VMware ESXi

VMware ESXi (formerly ESX) is an enterprise-class, type-1 hypervisor developed by VMware for deploying and serving virtual computers.

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VoltDB

VoltDB is an in-memory database designed by Michael Stonebraker (who was involved in Ingres and PostgreSQL), Sam Madden, and Daniel Abadi.

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Web hosting service

A web hosting service is a type of Internet hosting service that allows individuals and organizations to make their website accessible via the World Wide Web.

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WhereverTV

WhereverTV is an Over the Top (OTT) internet television platform provider located in Fort Myers, Florida focused on delivering linear television programming to SmartTVs and digital media receivers, and tablets via the public Internet.

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Windows 2000

Windows 2000 (codenamed NT 5.0) is an operating system for use on both client and server computers.

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Windows Server 2008

Windows Server 2008 is the second major release of the Windows Server family of operating systems for server computers.

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XAP processor

The XAP processor is a RISC processor architecture developed by Cambridge Consultants since 1994.

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ZFS

ZFS is a combined file system and logical volume manager designed by Sun Microsystems and now owned by Oracle Corporation.

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3B series computers

The 3B series computers were a line of micro-programmable minicomputers produced by AT&T Computer Systems' Western Electric subsidiary.

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9

9 (nine) is the natural number following and preceding.

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999 (disambiguation)

999 was a year in the Julian calendar.

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Redirects here:

5 nines, 9Nines, Always on, Always-on, Availability classes, Class of 9s, High Availability, High availability computing, High-availability, Myth of the Nines, Myth of the nines, Nine nines, Nines (engineering), Nines accuracy, Seven 9s, The Myth of the Nines, Zero unscheduled downtime.

References

[1] https://en.wikipedia.org/wiki/High_availability

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