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IMS System Services

Showing 156

DB/DC vs. DCCTL CSA storage comparisons

The usage of resources like CSA is expected to be different between IMS in a DB/DC configuration and IMS in a DCCTL configuration. Analysis proved that some "DB" modules are currently (IMS V14) loaded also in a DCCTL environment even if not requir...
over 7 years ago in IMS System Services / General System 1 Not under consideration

CQS display commands should show also the EMC usage

Commands /CQQ STATISTICS STRUCTURE ALL and QRY STRUCTURE SHOW(ALL) should show also the number of allocated and currently used EMC in a way similar to the one used in the output of message IXC585E :*IXC585E STRUCTURE DFSCQSMSGQSP IN COUPLING FACIL...
almost 11 years ago in IMS System Services / General System 2 Not under consideration

Possibility to remove MTO LTERM

When SA IMS automation is implemented there will be no Netview TAF-terminal dequeueing the messages from the MTO LTERM.
over 6 years ago in IMS System Services / Installation and Configuration 4 Not under consideration

Create/update DVSVC000 at IMS control region start

IMS should create the DFSVC000 member at a cold start. or IMS should override the IMS ID from the Sysgen process in the DFSVC000 member with the IMSID provided in the DFSPBxxx member at a cold start.
almost 10 years ago in IMS System Services / Installation and Configuration 1 Not under consideration

IMS CHECKPOINT : queuing of the COMMANDS

Actually, when an IMS command is entered when there is a SYSTEM CHECKPOINT, the command is rejected. The command should be queued instead.
about 5 years ago in IMS System Services / Commands 1 Not under consideration

IMS Support of MQSERIES queue-sharing group

As CICS, IMS should support the MQSERIES queue-sharing group. IMS partially support the DB2 data sharing groups. Why not MQSERIES part ?
over 5 years ago in IMS System Services / General System 1 Not under consideration

Reduce CPU usage of writing x'99' logs by zIIP offload

We are planning to use IIDR for IMS for next disaster recovery system. We need to change DBD definitions of source IMS system to write x'99' logs for replication. We conducted performance test on the source IMS system with x'99' logs and CPU cost ...
almost 6 years ago in IMS System Services / System Management 1 Not under consideration

ABEND parameter for single IMS when IRLM ABEND occurs.

We need IMS ABEND parameter for single IMS(non-XRF and non-FDBR IMS) when IRLM ABEND occurs. Also, We hope you to standardize specification method of ABEND parameter.
almost 10 years ago in IMS System Services / General System 0 Not under consideration

IMS V15 WADS support zHyperLink

IMS v15 WADS logging should use zHyperlink (ZHL) protocol supported by the DFSMS Media Manager I/O driver and ZHL for both reads and writes to boost performance. Background The IMS system software has exploited/relied upon the DFSMS Media Manager ...
over 4 years ago in IMS System Services / General System 3 Not under consideration

IMS Dynamic modifications from the PROCLIB

To be able to activate the dynamic modifications from the PROCLIB. For example, modifications of DB POOLS by reading DFSVSM*. So that the updates of the Proclib be validated.
over 8 years ago in IMS System Services / Commands 3 Not under consideration

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