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GDPS

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GDPS/MGM does not handle all status combination

In a GDPS/MGM environment there are situations where the primary and secondary GM status combination is not handled properly. For example, after a hardware failure on an intermediate disk subsystem, if the B volumes are set to SIMPLEX due to a CST...
almost 9 years ago in GDPS 3 Planned for future release

Global Mirror in NOK state GEO* message

GDPS does not currently create a GEO* message that can be monitored and alerted on when the Global Mirror is in a “NOK” state. When the Global Mirror replication is in a “NOK” state we would no doubt have issues with DASD replication along with ad...
almost 6 years ago in GDPS 0 Planned for future release

Improve Site table management to eliminate double management

When defining or changing the site table in SMGM it is necessary to perform the same tasks in both regions, even though in our environment, the IPL attributes are identical for managed systems in both regions.We would like an option to propogate t...
almost 10 years ago in GDPS 2 Planned for future release

Request to include in the GDPS monitoring functions to verify the QHA for duplicated PATH-GROUP-IDs.

The Itau bank faced a situation related to the information showed by the command "DS QD,<dev>,QHA,1". They needed to init disk volumes, but few of them failed informing that were PATH-GROUP-IDs online, the interesting thing when they checked...
almost 6 years ago in GDPS 1 Not under consideration

A single controller support since GDPS/CA 2.2

CCB planned the asymmetric long distance GDPS/CA ZDL architecture to control the site switch 1000 KM away. They will follow the manual to define two controllers, but the backup controller will be up on-demand. Per GDPS/CA product requirement, it's...
over 4 years ago in GDPS 2 Future consideration

Have GDPS scripts check for themselves as to whether systems have been shutdown

MGMM_SWITCH_ABCD_CDAB and any other 3/4 site procedure issues prompts to confirm systems are down.We would like the script to check for itself, and not issue prompts - the information is available to GDPS.
almost 10 years ago in GDPS 3 Not under consideration

Support of DASD SWITCH HYPERSW RESYNC in GDPS/Metro single leg topology with MTFO=YES

In GDPS/Metro v4.1, the DASD SWITCH HYPERSW RESYNC statement no longer support with TOPOLOGY=MM2SITE and MTFO=YES. In our site, we have a GDPS/Metro single leg environment for the production with a physically isolated LCP environment using the cas...
over 5 years ago in GDPS 1 Not under consideration

GDPS/MTMM Automation enhancement to issue an Informational/Warning Message before varying an Application Lpar out of plex.

As a reult of Site1 BCOPY Disk failure (Rank Failure) GDPS Performed a Hyperswap in error to the failed disk thereafter it quiesced the Application Lpar's before taking it out of the plex. This was identified to be a bug with GDPS. Ref APAR :PH060...
almost 6 years ago in GDPS 3 Planned for future release

GDPS A-A Sites / FIS Connex Interoperability

The client has GDPS A-A sites implemented in an Active Standy configuration in production with a FIS Connex workload. However, since Connex requires exclusive access to its VSAM files, compromises have been required to implement IIDR for VSAM. Pri...
over 6 years ago in GDPS 1 Not under consideration

Return Home Procedure improvement

CHINA MENTCHANTS BANK is using GDPS/MGM 3.13 3-site with IR function now. We use GDPS/MGM Return Home procedure to do planned site switch. We have the requirement to keep SITE2 data as a golden copy, but current procedure doesn't support. Could GD...
over 6 years ago in GDPS 0 Planned for future release

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