Service Request Block
id:
service-request-block-284-874136
title:
Service Request Block
text:
A Service Request Block (SRB) is a data structure of MVS/370 and successor versions of IBM mainframe operating systems employed mainly, but not exclusively, by the Start Input/Output interface. An SRB may be considered, in the abstract, to be a highly optimized Task Control Block (TCB), one which has few, if any, associated resources other than access to the processor itself. All system resources which are utilized under an SRB must be accessed through the use of "branch entries", some of which
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Service_Request_Block
date created:
date modified:
2019-12-12T03:47:12Z
main entity:
{"identifier":"Q7455715","url":"https://www.wikidata.org/entity/Q7455715"}
image:
fields total:
13
integrity:
13