IBM Z Hardware and Operating Systems Ideas Portal


This is the public portal for all IBM Z Hardware and Operating System related offerings. To view all of your ideas submitted to IBM, create and manage groups of Ideas, or create an idea explicitly set to be either visible by all (public) or visible only to you and IBM (private), use the IBM Unified Ideas Portal (https://ideas.ibm.com).


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Welcome to the IBM Ideas Portal (https://www.ibm.com/ideas) - Use this site to find out additional information and details about the IBM Ideas process and statuses.

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BCP_Storage Management (inc. RSM/ASM/VSM/DIV)

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add 64bit interface to iarqdump or equivalent

the documented interface iarqd aka. iarqdump allows one to skip un-instantiated pages in the 31bit region; i have a need to do the same for 64bit storage ranges; perhaps you could document it for use. many thanks
over 2 years ago in z/OS / BCP_Storage Management (inc. RSM/ASM/VSM/DIV) 2 Delivered

USS Fork Process Causes Demotion of 1M Pages

APAR OA41307 caused RSM to demote 1M pages to 4K pages when invoking the COPYSRVH function during fork processing. This is a potential performance problem and negates the advantages of large pages
over 3 years ago in z/OS / BCP_Storage Management (inc. RSM/ASM/VSM/DIV) 1 Delivered

SVC DUMP generation causes an application time-out error

Before this, SVC DUMP generation from an address space has caused WLM time-out under our WebSphere Application Servers. SVC DUMPs generated tend to grow its size as customer system environments expand. Once SVC DUMP is generated, DUMPSRV puts DUMP...
almost 10 years ago in z/OS / BCP_Storage Management (inc. RSM/ASM/VSM/DIV) 2 Delivered

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