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DFSMS SMS

Showing 40

Opportunity to set the data tier in the DASD subsystems using DFS

At the moment, we have the chance to define all kind of attributes for data sets, by using DFSMS Data Class, Storage Class and Management Class. We need an enhancement for the DFSMS classes, to also control the tiering in the DASD subsystem Now, t...
about 9 years ago in z/OS / DFSMS SMS 4 Not under consideration

Use of a filtlist in the exclude statement

We would like to be able to use a filltlist in the exclude statement of another filllist. Often we have a long list of datasets that are allocated with custom constructs. So that the general filtlist does not unintentionally take effect, we also e...
10 months ago in z/OS / DFSMS SMS 3 Future consideration

ACS Read Only Variable for RECFM

The need for RECFM read only ACS variable. Some physical sequential files are not eligible to be Extended Format or can advantage z/EDC. This exception is particularly true for RECFM=FS (Fix Spanned). A &RECFM read only variable would make it ...
over 5 years ago in z/OS / DFSMS SMS 0 Future consideration

Attempting to use SPACE CONSTRAINT RELIEF dataclas atribute allocation after a failed multi-striping allocation

To attempt SPACE CONSTRAINT RELIEF single-striping allocation after a failed multi-striping allocation. As the level2 support had explained in PMR 50100,228,631 , when a multi-striped sequential dataset allocation fails ( Sustained Data Rate great...
over 7 years ago in z/OS / DFSMS SMS 0 Not under consideration

DFSMSsms ACS provide &OLDNAME variable during ACSENVIR=RENAME in MGMTCLAS

During SMS &ACSENVIR='RENAME' processing there is currently no ability in the MGMTCLAS routine to check what the original dataset name is, you only have the newname in the &DSN variable. This means that inappropriate renames cannot be prev...
about 3 years ago in z/OS / DFSMS SMS 3 Not under consideration

IGD17296I DYNAMIC VOLUME COUNT MESSAGE IN JOB LOG

There are too many IGD17296I messages in Batch Job Log.
about 5 years ago in z/OS / DFSMS SMS 2 Future consideration

Storage group: Total space Alert threshold% feature

With zOS 2.2, there is a new field added to storage group: Total Space Alert Threshold% which gives us alerting on console. I liked this feature, but when tested, seems the total space is being calculated for only ENABLED volumes and ignoring QUIN...
over 6 years ago in z/OS / DFSMS SMS 2 Planned for future release

Wild card/s for numeric, alpha characters

Currently there are only *(asterisk) and %(percent) symbols for wild carding DSN (dataset names) in the ACS routines. To optimize/simplify ACS routine coding, we need wild cards for numeric, alpha characters instead of just % for specific fixed po...
over 1 year ago in z/OS / DFSMS SMS 3 Future consideration

Allow SMS to process DD DUMMY

We would like to eliminate all esoterics from HCD and thus allow SMS to be the sole source for esoterics. There is at least one circumstance where this is not a transparent change and that is when using the DUMMY parameter. For example if you have...
over 7 years ago in z/OS / DFSMS SMS 1 Not under consideration

Set MSR data set response time targets for automatic tiering with

Currently, automatic tiering is managed at the volume/extent level without knowledge or consideration of the service level objectives for the data sets on the volumes. When caching was introduced, the MSR objective was used to drive must cache/may...
about 9 years ago in z/OS / DFSMS SMS 2 Not under consideration

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