IBM Z Hardware and Operating Systems Ideas Portal


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BCP_IOS

Showing 51 of 3353

ADD HEALTH CHECKER FOR IOS RECOVERY

There are IECIOSxx settings that would be helpful for reducing the recovery time of Channel Path errors.However, unless you are aware of them, they do no good. there are 100's of parameter settings and as IBM discovers best practices, adding IBM H...
7 days ago in z/OS / BCP_IOS 0 Submitted

The ability to choose which LPAR is designated the Master in a z/OS Basic HyperSwap Session where multiple LPARs of a Sysplex are active in that HyperSwap Session via parmlib member.

I want the ability to designate a specific LPAR to be the Master in a Basic HyperSwap environment via a parmlib member. Right now, I just go to the LPAR which I would like to be the Master and then just issue a ro *other,p hsib and wait for the *I...
17 days ago in z/OS / BCP_IOS 0 Future consideration

IO Timing Facility - Page Devices Support

We previously submitted an RFE for I/O Timing Facility (IOT) Page devices support.RFE : https://www.ibm.com/developerworks/rfe/execute?use_case=viewRfe&CR_ID=49685 When we submitted this RFE, we expected the system to enter the non-restartable...
over 2 years ago in z/OS / BCP_IOS 0 Future consideration

GDPS Monitoring of Path Availability to Metro Mirror secondary Devices

Availability of channel paths to Metro Mirror secondary devices is crucial in the context of a GDPS HyperSwap. Currently it is possible even with a GDPS planned HyperSwap to swap from devices connected via 8 paths to devices connected via only 1 p...
almost 4 years ago in z/OS / BCP_IOS 7 Future consideration

Allow changing a internal MIH value set by MODULE IOSVDPDR and IOSRRRSV

There are some Japanese banking customers who issue VARY dddd,OFFLINE,FORCE command when an I/O timeout occurs on a device which have a redundancy by software (ie. IMS OLDS). As a result, these devices for being no-response are separated out and a...
over 2 years ago in z/OS / BCP_IOS 0 Future consideration

SPOF health checker support for multivolume datasets and provide selection pattern

1) for DB2 LOGCOPY it is recommended to allocate a stripe format dataset The SPOF health checker should check that all of the volumes for DSN1 are on different CUs than for DSN2 Example : Disk Controller : CU1 with Volser V1, V2 and CU2 with Volse...
5 months ago in z/OS / BCP_IOS 0 Future consideration

New function related to the MVS SWAP command(dynamic device reconfiguration (DDR))

When a TS7700 tape cluster is requested to enter Service Mode, the SWAP command is a needful function. IBM invented the TS7700 Control Unit Initiated Reconfiguration (CUIR) functions years ago. The intention was to assist and automate as much a...
over 1 year ago in z/OS / BCP_IOS 0 Future consideration

z/OS - Expand DISPLAY IOS to display all possible settings from IECIOSxx

Currently, not all values can be checked/display once updated. In 2010 I opened PMR 32372,070,724 and on conclusion it was stated, "I created MR051110250 for the missing DISPLAY of MSGONLY setting.", but it's not yet implemented. Case TS013583156 ...
9 months ago in z/OS / BCP_IOS 0 Future consideration

XCF signaling I/O stalls during IODF ACTIVATION involving thousands of HW changes

XCF signaling I/O stalls during IODF activation On an z/OS image that did NOT issue the HW ACTIVATE-Customer observed that CPU usage for all MASTER address spaces was more than 10 CPs for the RMF Mon 3 interval just before the IOS502I message. Add...
over 2 years ago in z/OS / BCP_IOS 0 Planned for future release

Enhanced SETIOS Function to Perform Freeze

Hyperswap verifications with the new SETIOS-function work very well. But this works for Unplanned Hyperswaps only, not for a Freeze.It would be very helpful when a similar command is available for the verification on the Secondary DASD (e.g. "SETI...
about 5 years ago in z/OS / BCP_IOS 18 Planned for future release

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