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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Showing 3562 of 3562

ZFS save cpu. Provide option to stop SMF file activity, and eliminate getmain/free main for every open/close SMF record

When I was looking into Java was so slow on z/OS compared to Ubuntu, I noticed there was an SMF call for every file open ( and close) , and a getmain/freemain as well. To start z/OSMF took over 600 seconds of CPU! This needs to come down to about ...
over 1 year ago in z/OS / USS 1 Not under consideration

RACF panel Display Sys Options results in Open for Output rather than input

Due to Audit requirements, we monitor datasets that are deemed critical to determine who has accessed those critical datasets and whether it is an acceptable/authorized access. We have noticed that our reports have been reporting access to the 'SY...
almost 9 years ago in z/OS / RACF 2 Not under consideration

PDSE Monitor DUMPNEXT enhancement for multi-system dumps

Enhance existing PDSE monitor DUMPNEXT functionality to dump the PDSE address space(s) on remote systems. Remote PDSE address spaces should be dumped in cases where a remote system has not responded to locking requests as reported by the PDSE moni...
over 7 years ago in z/OS / DFSMS PDS/PDSE 0 Future consideration

VSAM RLS Lock Information

Today VSAM RLS relies on the LISTSUBSYS(ALL) and LISTSTAT IDCAMS share control dataset commands as a way to list the CICS regions which hold locks in RLS files and to provide statistics of usage of a certain sphere. There is no information about w...
over 7 years ago in z/OS / DFSMS VSAM/RLS 0 Future consideration

ECSA Storage Shortage Prevention

When the system is under ECSA/CSA stress have a new ENF signal raised to inform users that obtain ESCA storage and not give it back for performance reasons to give back that storage back and take a performance hit in order to prevent ESCA/CSA from...
almost 9 years ago in z/OS / BCP_WLM 5 Not under consideration

DS8886 (with 10.000 devices) failed, IOS0002I SQA COMPON=VSM,COMPID=SC1CH,ISSUER=IGVVSERR,OUT_OF_SQA and LPAR crashed

System:IOS Actor:need improved error recovery Description: DS8886 failed (because of Microcode Error).LPARs loose thousands of volumes (with multiple path).IOS recovery procedures need TO many common storage (below).Common Virtual storage constrai...
over 7 years ago in z/OS / BCP_IOS 1 Future consideration

zVM support dynamic activation of non subchannel set 0 devices

A VM LPAR supports one CSS but it can be 0,1,2,3 but only supports one SS via HCD - 0. Add support for additional SS
over 7 years ago in z/VM 1 Planned for future release

Override system wide LE STORAGE(,,0,) setting within FTP to avoid high cpu when transferring tape files

We recently entered a case TS009032448 at IBM in which we addressed a FTP high cpu issue. Transferring a file from disk took less then 1 cpu sec and when transferring the file from tape it consumed 36 cpu seconds. After thorough investigation it a...
over 2 years ago in z/OS / Communications Server 1 Not under consideration

RMF Postprocessor Cache Subsystem Activity report volser filter option

We would like to get a filter option for volsers for the section “Cache Device Activity / Cache Subsystem Device Overview” of the RMF Post Processor Cache Subsystem Activity report. It would be great if we could use generic specifications like "vo...
over 7 years ago in z/OS / RMF 0 Future consideration

have syntax checker fo pagent

If I want to change pagent, I update the configuration file, and issue F pagent,refresh on the production pagent. If there are problems, I have to roll back and redo the changes. This is not production like behaviour. You can only have one pagent ...
over 2 years ago in z/OS / Communications Server 1 Not under consideration

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