mainframe


Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia.
Related to mainframe: COBOL, IBM mainframe

mainframe

a large-scale COMPUTER with big data-storage facilities which is often accessible simultaneously from many terminals. Mainframe computers are used by large data-processing departments in businesses for sales and purchase ledger record-keeping, etc.

As MICROCOMPUTERS and MINICOMPUTERS become more powerful in terms of data-processing, speed and data-storage capacity, the distinction between the three types of computer has become blurred.

References in periodicals archive ?
The SMS framework provided a policy-based storage management solution for large mainframe computer systems and is an integral part of OS/390 and currently z/OS systems.
I am encouraged by our strong and growing partnership with StorageTek to meet the ongoing data management needs of mainframe customers," said Arthur Tolsma, CEO of Luminex.
Presler concluded, "Corigin's mainframe data access solutions deliver measurable return on investment.
Consultants point out that CEOs and their technology staff can benefit by examining the track records of their companies' mainframe computers.
We expect the mainframe to be the comeback kid of 2007," said Julie Craig, Senior Analyst, Enterprise Management Associates.
We continue to observe that a mainframe enables storage to be much more efficiently managed than all other platforms.
Today, the superior technology of IBM's mainframe and storage can be sized and priced to meet the needs of mid-sized customers who are seeking to build on demand infrastructures and lower their total cost of ownership.
Although SABRE Computer Services is a proponent of distributed computing, it carefully evaluates the pros and cons of any conversion projects that require substantial rewriting of existing mainframe applications.
The Channel Gateway 3400 streams data directly from native mainframe FICON and ESCON channels to FC-based tape drives and libraries.
As organizations increasingly realize that they need to re-use rather than replace their existing mainframe applications, any initiative that enables them to do this at lower cost and risk is extremely valuable to them," said Gary Barnett, IT Research Director at OVUM.
If "data" is synonymous with "business," then interconnecting open systems data storage and mainframe data storage is a requisite part of the new economy.
PSI Open Mainframe Servers represent a new era of mainframe technology, opening new opportunities for significant market growth.