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IMS System Services

Modifying IMS Log archives so if a log is already archived, it returns with RC=04 instead of RC=08

As per Case # TS022792351. Whenever the following message is displayed:DSP0270I ONLINE LOG ALREADY ARCHIVED SSID=IMSD DDNAME=DFSOLPnn It currently ends with RC=08 which generally means something is wrong. In this case, it is not, and should be a R...
about 10 hours ago in IMS System Services / General System Submitted
154 VOTE

Issue an alert when IMS virtual storage usage reaches a threshold.

An ABEND occurred in the customer's system due to run out of IMS CTL region size. Currently, usage is checked during periodic termination, but unexpected increases in usage cannot be detected during running, so the customer has strongly requested...
over 1 year ago in IMS System Services Future consideration

CSAPSB pool avg for all IMS resources in ACBGEN

When an ACB gen is run, it generates the pool size(e.g. CSAPSB) for an individual program(resource) . What we would like to see is when we run the ACBGEN, we would like to see the cumulative pool sizes once all the resources are genned. This would...
5 months ago in IMS System Services / All components Under review

Request to Increase the Maximum INTENT LIST Length Beyond 64K in IMS

We would like to request that the maximum allowable length of the INTENT LIST in IBM Information Management System (IMS) be increased beyond the current 64K limit. During ACBGEN processing, we encountered the DFS2558I message indicating that the I...
8 months ago in IMS System Services / General System Under review

Write SMF 79.15 at IRLM interval instead of IMS LOCKTIME interval

When LOCKTIME is enabled in IMS, the SMF 79.15 record is only created when the IMS timeout value is exceeded and it triggers abend 3310. It would be interesting for clients to also create the SMF 79.15 when the IRLM timeout interval is exceeded, b...
6 months ago in IMS System Services / General System Under review

IMS ABEND at IRLM ABEND in non-XRF and non-FDBR IMS

In case of IRLM abend, IMS closes and stops all opened DBs and DEDB areas. It takes a while to close and stop these databases, therefore certain period of time is needed to recover from the outage.For XRF and FDBR enabled IMS, there is an APAR to ...
about 5 years ago in IMS System Services / General System Not under consideration

ESAF-Connection-Pooling in DSNMIN20 should be configurable

The current implementation of DSNMIN20 includes a fixed table with 50 table spaces for pooling ESAF connections. This fixed size is very rigid and inflexible.It would be much more flexible if the upper limit for the connections were configurable. ...
11 months ago in IMS System Services / Installation and Configuration Under review

Maintain Global Information for IMS Programs

Please add support to maintain IMS program global status in RM, similar to the current support for transactions, databases and database areas, GSTSTRAN, GSTSDB and GSTSAREA. Support for programs with GSTSPGM would allow stopping and starting progr...
about 2 years ago in IMS System Services / Common Service Layer Future consideration

Limit IRLM lock timeout function only to IFP regions

In Japan, most of the bank customers use application framework called SAIL which is a GBS Japan's asset, running in their production core banking systems. It runs as MPP for SAIL control regions and IFP for application regions under control of SAI...
about 5 years ago in IMS System Services / General System Future consideration

Keyword 'ALL' needed for /DIS STATUS command

Current /DIS STATUS command can be issued without any keywords (/DIS STATUS.), which can result in massive output message for all IMS resources generated to WTO.This affects system operator's operation. This also affects throughput of workloa...
about 5 years ago in IMS System Services / Commands Not under consideration

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