IBM Z Hardware and Operating Systems Ideas Portal


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BCP_IOS

Showing 51

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...
10 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...
20 days 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

Consistent Read from Secondary - decision making in response to poor performance/hardware health changes

Our current understanding is that to exploit the DS8K's consistent read from secondary function, IOS currently sends some queries out at Hyperswap enable time in order to determine at the LCU boundary whether reads should be directed to the PPRC p...
7 months ago in z/OS / BCP_IOS 1 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

Customer should not encounter additional software workload when enabling zHyperLink

Additional CPU software costs should not be experienced when enabling zHyperLink features. The customer should be given the option to convet zHyperLink I/O to FICON if the workload is not going to run on a z/IIP. This will allow the customer to en...
over 1 year ago in z/OS / BCP_IOS 0 Future consideration

Use a Cryptographic controls when varying DASD volumes online in order to provide extra security.

Many multi-LPAR sites wish to have a simple IOCP configuration where all devices can be accessed from all LPARs. This is a potetial security problem as devices from one LPAR can be brought online to another hence bypass the access controls for dat...
over 1 year ago in z/OS / BCP_IOS 1 Not under 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

New RACF resource to block the command “SETIOS HYPERSWAP” only

Description: The Itau bank has 2 very large Sysplexes Bank and Cards. Both environments have the GDPS 4.3 MGM with hyperswap active. This RFE is to request a specific RACF resource only to block the command “SETIOS HYPERSWAP”, nowadays there is on...
almost 2 years ago in z/OS / BCP_IOS 0 Planned for future release

WTO enhancement to confirm the unplanned hyperswap test through the command “SETIOS HYPERSWAP”

The command “SETIOS HYPERSWAP” doesn’t have a WTO confirmation prior to run the unplanned hyperswap test. So, this RFE is to request an enhancement/implementation of a WTO message confirmation to prompt the user to confirm or not the unplanned hyp...
almost 2 years ago in z/OS / BCP_IOS 1 Not under consideration

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