Enterprise IT Consultant Views on Technologies and Trends:

CICS

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June 16, 2011  12:26 AM

Drilling deeper into VSAM RLS – focus on performance tuning



Posted by: Sasirekha R
CICS, IBM, Mainframe, performance, Storage, VSAM, zOS

Drilling deeper into VSAM RLS with focus on performance As discussed earlier, VSAM RLS that enables simultaneous access...

June 15, 2011  8:52 AM

Understanding VSAM RLS that provides limited sharing between CICS and batch



Posted by: Sasirekha R
CICS, High Availability, IBM, VSAM

Understanding VSAM RLS that provides limited sharing between CICS and batch CICS applications are estimated to handle more than 30 billion transactions per day and process more than $1 trillion worth of business every week. VSAM is where the data is for a large percentage of...


April 28, 2011  2:25 AM

Dynamic Scripting in CICS – brings best of both worlds



Posted by: Sasirekha R
CICS, cost saving, IBM, Java, Mainframe, script

Dynamic Scripting in CICS - brings best of both worlds The CICS Dynamic Scripting Feature Pack (optional product) seems to bring the best of both worlds - benefits of quickly developing scripted, Web 2.0 applications with simple and secured...


February 14, 2011  2:43 AM

Understanding Mainframe transaction processing – CICS



Posted by: Sasirekha R
CICS, IBM, Mainframe, transaction

Understanding Mainframe transaction processing - CICS (for non-mainframe personnel) CICS is IBM's online transaction processing facility - and WebSphere can be considered as an equivalent. The words transaction and task are used to describe units of work within...


February 14, 2011  1:50 AM

Understanding Mainframe – Overview for non-mainframe personnel



Posted by: Sasirekha R
CICS, COBOL, cost saving, IBM, Mainframe, mainframe cost, virtual, Virtualized Server, zOS

Mainframe Overview with focus on Cost Savings Recently one of our Unix experts - focusing on IT optimization - came to me to get an understanding of Mainframe and like most IT people who have not worked in Mainframe had quite a few obsolete...


January 3, 2011  2:31 AM

Static / Dynamic Linking in CICS



Posted by: Sasirekha R
CICS, IBM, linking, Mainframe, performance

Static / Dynamic Linking in CICS

In CICS there are three ways of transferring control to a subprogram: 1. Using EXEC CICS LINK Command 2. Using Static COBOL call 3. Using Dynamic COBOL call The format of the LINK command in the calling program is: EXEC CICS LINK...


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