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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IBM Z and LinuxONE Systems Hardware

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STP handle multiple DST dates

Z15 with multiple LPARs using multiple daylight savings dates. Meaning some are US Central, US Eastern which can be setup using the Image profile time offset and be automatically changed using STP Daylight savings option as their DST falls on the ...
3 months ago in IBM Z and LinuxONE Systems Hardware / Server Time Protocol (STP) 5 Not under consideration

Improvemet for recovery from MCL out of sync status

The failure of SE console HDD were occurred during MCL apply. Then it was MCL out of sync status.If the difference between MCL of SE Console and MCL of CPC is 1 Level, POR (Power on Reset) is not required for recovery.However, if it is 2 levels or...
about 5 years ago in IBM Z and LinuxONE Systems Hardware / HMC/Support Element (SE) 3 Not under consideration

Mask LPAR data in multi customer environment

We are a service provider managing multiple customers sharing the same mainframe CPC.Our need is to avoid a customer can read LPAR usage data belonging to other customer (different group capacity).In other words we have multiple LPAR group (one fo...
over 2 years ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 5 Not under consideration

Optionnaly hide LPAR performance data despite HiperDispatch

Despite that HiperDispatch requests that the LPAR option named 'performance data control' be activated, we would like to have the possibility to manage the accesses to these performance data based on the same security rules as they exist in the BC...
about 5 years ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 3 Not under consideration

Create Health Check for Hardware Messages

We would like to have a health check for hardware messages on HMC. For example, when an RSF service call fails for some reason, it will be reported on HMC but we would like to see an exception on health check panel to. In our installation the HMCs...
about 2 years ago in IBM Z and LinuxONE Systems Hardware / HMC/Support Element (SE) 1 Not under consideration

Enable Multi-VSwitch Link Aggregation for z12

Please provide MCL updates to allow z12 (EC and BC) to exploit Multi-VSwitch Link Aggregation on OSA4s and OSA5s (same hardware as z13
almost 9 years ago in IBM Z and LinuxONE Systems Hardware / I/O and Networking 4 Not under consideration

Support for GA2 to GA1 driver downgrade option

While planing to upgrade z14 GA1 to GA2 driver, the customer asks IBM to prepare guaranteed contingency revert plan in the case of GA2 driver causes the customer's production system failure. Unlike MCL apply, GA2 driver upgrade includs lots of new...
about 5 years ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 1 Not under consideration

Add SNMP V3 support for events/traps in HMC

Hello, we are implementing monitoring of SNMP events in WWAO focal point and seems it's possible to setup trap in HMC (8561-T01 z15) using V1 only but customer would like to have V3 due to security reasons.
over 2 years ago in IBM Z and LinuxONE Systems Hardware / HMC/Support Element (SE) 4 Not under consideration

Adding Virtual Appliances for the Compute Express Link ( CXL Virtual Switch Appliance) to the IBM LinuxONE

Achieving Advanced Virtual AI Data Center based on Compute Express Link Attached Devices. Please, refer to the other complementary idea "Adding Compute Express Link CXL3.0 based on PCIe6 and CXL4.0 based on PCIe7 to the IBM Z and IBM LinuxONE [ZL1...
about 1 year ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 6 Not under consideration

z13 FICON path selection

a z/13 CPU design issue. An IO subsystem algorithm checks path activity and if one becomes less active it swings processing to the remaining normally efficient path. However, it never rechecks the poorer performing path to allow it to return to th...
about 3 years ago in IBM Z and LinuxONE Systems Hardware / I/O and Networking 2 Not under consideration

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