Transaction Processing Management System
Encyclopedia
- This article refers to the computer software. Please see TPMS for other uses
TPMS or Transaction Processing Management System is online transaction processing
Online transaction processing
Online transaction processing, or OLTP, refers to a class of systems that facilitate and manage transaction-oriented applications, typically for data entry and retrieval transaction processing...
superstructure software from ICL (now Fujitsu Services) that runs on their VME mainframe computers. The first versions were released in the mid-1970s and were sold worldwide.
Structure
The service runs in at least two Virtual MachineVirtual machine
A virtual machine is a "completely isolated guest operating system installation within a normal host operating system". Modern virtual machines are implemented with either software emulation or hardware virtualization or both together.-VM Definitions:A virtual machine is a software...
s (VMs)
- a Control VM (CVM), responsible for connecting, disconnecting terminals and routing messages
- one or more Application VMs (AVMs), responsible for all application processing - receiving input messages and returning output messages.