hot standby


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Related to hot standby: Hot Standby Router Protocol

hot standby

A hardware device that is connected to the computer or computer complex and remains powered on. It is ready to take over immediately if the primary unit fails. A hot standby may refer to a complete computer system; for example, a standby server, or a component in a computer such as a power supply or hard disk. See fault tolerant.
References in periodicals archive ?
The Rotork Master Station can be supplied with built-in redundancy support via a hot standby configuration, allowing a replica unit to assume network control in the event of an error in the primary unit.
(The dotted line of the figure represents the data of hot standby structure of the dual machine, and the line segment represents three take two structure data and the solid lines represent two by two take two data structure.
In 2008, there was a 48-hour strike at Grangemouth with the plant put on a hot standby so that it could be started up again quickly.
It is used to create a primary database in one availability zone — which has independent power, cooling, and network connectivity — and a hot standby in a second zone in the same region, according to ablog postfrom the company.
In addition to these enhanced troubleshooting capabilities, the OptiView XG tablet has also been upgraded to be compatible with high-availability data center technologies and protocols, including the Cisco Nexus Series switches, Hot Standby Router Protocol (HSRP) and link aggregation.
Not one fossil-fuelled power station can be shut down as a result of these part-time power sources as they have to be kept on hot standby. Why?
"If [the backup facility] isn't in 'hot standby' mode, it's very difficult to get it switched over.
"Thanks to the forethought of the elected leaders in both Greensboro and Guilford County, the backup center is always there in a hot standby or ready-to-go mode," Reid continued.
A telecom DR provider should always be on, in hot standby, waiting for calls to come to it.
"PostgreSQL 9 is a big step forward in server capabilities thanks to hot standby and streaming replication," said Robert Hodges, CTO at Continuent.
" Reliability and profit evaluation of a PLC hot standby system based on a master-stove concept and two types of repair facilities", IEEE Trans.