beautypg.com

HP Reliable Transaction Router User Manual

Page 94

background image

In other contexts, a server may be a physical node, but in RTR

and in this document, physical servers are called backends or

nodes.

server classes

C++ foundation classes used for implementing server

applications.

serviceprovider

A context or initial context implementation used by a JNDI

client for dynamic connection to JNDI. Service providers are

used with the JNDI API.

shadow

The state of the server process that services a copy of the data

store or primary database. In the context of RTR, the shadow

method is transactional shadowing, not disk shadowing. Its

counterpart is primary. See transactional shadowing and disk

shadowing.

SMP

Symmetric MultiProcessing.

standby

The state of the partition that can take over if the process for

which it is on standby is unavailable. It is held in reserve, ready

for use.

striped

The recording of records across more than one disk.

tier

Hardware separation of system components such as a client

application and a server application. Also called a layer or

system component.

TPS

Transactions per second.

Glossary–10