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Fast Path

Showing 23

Move Fastpath Lookaside Buffers out of ECSA

Currently VSO lookaside buffers live in ECSA. For users with large amounts of highly used VSO's this means 100's MB's of ECSA can be assigned to the CTL region for these buffers. In a modern IMS system it would make sense for these buffers to me m...
over 1 year ago in IMS Database Manager / Fast Path 1 Not under consideration

'DEDB Alter' may support adding segments dynamically

IMS users ask the function of 'DEDB Alter' can support to add new segments dynamically.
over 10 years ago in IMS Database Manager / Fast Path 3 Not under consideration

Allow FPBP64STAT parameter to be updated via PROCLIB

Currently FPBP64STAT is only updateable via type-2 command meaning it is lost through a coldstart. We would like for this parameter to have an equivalent proclib parameter which can be set, to maintain the setting through cold start.
about 2 years ago in IMS Database Manager / Fast Path 1 Not under consideration

DEDB's - Move SDEPs to a secondary ADS

We face an issue where a single DEDB area can use vast amounts of SDEPs under a single root. This has led us to be max size 4gb on the ADS with no room for future growth. Our only option currently is to look to move off of IMS DEDB's and SDEPs. Th...
over 1 year ago in IMS Database Manager / Fast Path 1 Not under consideration

Keep IMS Managed ACB as optional in XRF environment

Many Japanese Banking Customers are using XRF system.Since IMS Managed ACB does not support XRF environment, if IMS Managed ACB becomes mandatory, Japanese Banking Customers can not migrate to IMS V15.So, Keep IMS Managed ACB as optional in XRF en...
over 6 years ago in IMS Database Manager / Fast Path 0 Not under consideration

Simplification ACBSHR= parameter setting

Currently, we can specify ACBSHR= parameter in three places. - DFSCGxxx - DFSDFxxx COMMON SERVICE LAYER section - DFSDFxxx FAST PATH sectionThis is a very confusing situation. We want to specify this parameter in one place.
over 6 years ago in IMS Database Manager / Fast Path 1 Not under consideration

DEDB alter utlitiy - parallel run of multiple area for same DBD

DEDB alter utility supports one area per DBD per utility execution. We need to run DEDB alter multiple area of the same DBD in parallel.
almost 8 years ago in IMS Database Manager / Fast Path 1 Not under consideration

DEDB ALTER REPLRAND - no change to randomizer name

We can replace an active DEDB database randomizer while the DEDB database remains accessible online by using the REPLRAND function of the DEDB alter utility. Current support of this function requires users to change RMNAME parameter on the DBD, DB...
over 9 years ago in IMS Database Manager / Fast Path 1 Not under consideration

FPBP64M does not take effect to current working (scheduling) applications

We found that FPBP64M potential system outage risk like a real storage shortage, the FPBP64M current design is not able to protect the real storage shortage because current applications can expand the FPBP64 pool unlimitedly beyond the value of FP...
over 9 years ago in IMS Database Manager / Fast Path 1 Not under consideration

Improve IMS performance for DLI calls that hit empty areas.

Improve IMS performance for DLI calls that hit empty areas. By “empty “ we intend to mean - areas that have no data populated in them since allocation , OR an area that had some data but it was deleted and is now empty. And this should target proc...
almost 5 years ago in IMS Database Manager / Fast Path 1 Not under consideration

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