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Ask the Experts Replay: Shedding Light on CICS Storage



IBM Ask the Experts session on Shedding Light on CICS Storage,16 October 2013. This webcast discusses the storage aspects inside CICS including topics such as the dynamic storage areas, short on storage conditions, storage violations, and available tuning parameters.


Ask the Experts sessions are conducted in a question and answer format. The table below provides a time index (minutes:seconds) for the recording and describes the questions or topics discussed. You can fast forward to any question using the time index. A table containing the panel of experts is also included.

To play or download the audio of this Ask the Experts session, see the Audio Section of this document.

Ask the Experts session
16 October 2013 - 11:00 a.m. - 12:00 p.m. EDT

Time Questions asked
00:00 General introduction
02:36 Technical introduction
03:39 How does CICS manage storage?
08:48 What does it mean if CICS is Short on Storage?
15:34 What exactly is a Storage Violation?
20:18 What storage SIT parameters are available?
29:59 What storage tuning parameters are available?
34:27 How is storage above the bar managed, specifically storage for channels and containers?
40:54 Why does the CICS TS 5.1 Upgrade manual say the EDSALIM for the WUI and CMAS be set at 800 Mb?
43:31 How do the CMAS and WUI use the EDSA?
45:13 What is the ESSS and how are its dataspaces used by the CMAS?
47:43 Open lines for live question and answer period
47:50 Closing remarks
48:53 End of Call

Panel of Experts:
Sarah Bertram Advisory Software Engineer in CICS Level 2 Support
Byron Baldwin Advisory Software Engineer in CICS Level 2 Support
Andy Wright Senior Software Engineer in CICS Level 3 Change Team
Julian Horn Advisory Software Engineer in CICS Development



To replay the recording of this conference call, click on Download Audio (audio in MP3 format). Right-click and select Save As to store the file on your local computer for later playback. Remember that you can fast forward to any question using the time index.

Related information

Webcast: Debugging Storage Violations in CICS
Other CICS Technical Exchanges
Avoiding Storage Violations in CICS TS

Product Alias/Synonym

CICS/TS CICS TS CICS Transaction Server

Document information

More support for: CICS Transaction Server

Software version: 3.1, 3.2, 4.1, 4.2, 5.1, 5.2, 5.3, 5.4

Operating system(s): z/OS

Reference #: 7039466

Modified date: 17 January 2018

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