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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General/Miscellaneous

Showing 38 of 3748

Perform Remote Pair FlashCopy on *all* Metro Mirror pairs in a parallel PPRC setup

We have four site replication where the primary devices have two targets (Parallel Metro Mirror). Currently Remote Pair FlashCopy (pmir) is only able to be enabled on one leg. When HyperSwap is enabled on the leg without pmir enabled, a FlashCopy ...
3 days ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

Clarify and Enhance zIIP Boost Behavior Under System Recovery Boost

The System Recovery Boost (SRB) feature, introduced with IBM z15, is designed to provide additional CPU capacity during recovery operations, such as IPLs or middleware restarts. One of the core capabilities of SRB is the zIIP Boost, which is descr...
30 days ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

Avoid Remote VL CP Penalties By Utilizing Local Resources When Drawer Fit Fails

On IBM z16 servers, we have observed a significant increase in the cost of accessing data/memory located in a remote drawer. In certain scenarios, this can result in a notable increase in CPI, leading to an LPAR’s CPU utilization doubling -or even...
30 days ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

Optimize DMR to Minimize Performance Impact During Drawer Swaps

On IBM z16 servers, we have observed a significant increase in the cost of accessing data/memory located in a remote drawer. In certain scenarios, this can result in a notable increase in CPI, leading to an LPAR’s CPU utilization doubling -or even...
30 days ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

Enable System Recovery Boost for DMR Events Triggered By Drawer Swaps

On IBM z16 servers, we have observed a significant increase in the cost of accessing data/memory located in a remote drawer. In certain scenarios, this can result in a notable increase in CPI, leading to an LPAR’s CPU utilization doubling -or even...
30 days ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

An ability for the customer to have a screen / screens where they can check how many tests / activations they have used and how they have left.

Customers will benefit from this. Also IBMers can benefit. Customer will be able to view these balances on a self-service basis and not be dependent on IBM.
about 1 month ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

Dashboard that tracks and informs on all z server capacity options , records , dates etc

Give us a tool to see the state of z server options Active capacity Engine config Any timer that is active on temp capacity - or any other cap type Any date that is pertinent to withdrawal of feature (no option to replenish) Oocod activity Provide...
2 months ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Submitted

Increase SMT Simultaneous multithreading greater than 2

Since several month, we have lot of Rest Api calling DB2 from DDF gateway and DB2 API rest use is increasing. These Api Rest are very short and execute on ZIIP. Many years ago, when we activate SMT to 2, we noticed a real benefits for DB2 running ...
4 months ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 0 Under review

Suggest BCI instruction, I4 field to branch forward up to 32 bytes without clearing cache.

A variation of the BCR instruction. Instead or the R destination field, the I4 Immediate 4 bit field would be 0 skip 0 or 2 bytes after instruction, 2 skip 2 or 4 bytes after instruction, ..., 15 skip 30 or 32 bytes after instruction. The miniscul...
about 1 year ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 2 Functionality already exists

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...
over 2 years ago in IBM Z and LinuxONE Systems Hardware / General/Miscellaneous 6 Not under consideration

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