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DFSMS Tape Storage SW Support

Showing 13
155 VOTE

Add recovery function for REWIND/LOCATE failure on tape job.

System: z/OS Actor : user needing stronger fault tolerance Description: One of the reason why our customer uses z/OS is its storng fault tolerance. Especially, in multi-path einvironment they expect that I/O job will normally continue its process ...
over 4 years ago in z/OS / DFSMS Tape Storage SW Support 1 Future consideration

Command output for LI DD,KVTS

We want to work with CUIR. In the output for the Command LI DD,KVTS, should be the jobname and the system name on wich the job is running displayed. We have several TS7700T shared with 21 lpars. It's difficult to find the currently mounted job.
over 3 years ago in z/OS / DFSMS Tape Storage SW Support 2 Future consideration

Intelligent tape devices should provide better mount information

In our modern times, most if not all tape mounts are now managed by intelligent devices, whether virtual tape systems or robotic systems. These external hardware devices are actually computer systems with hardware attached, and as such should be a...
over 7 years ago in z/OS / DFSMS Tape Storage SW Support 2 Future consideration

DFSMS RESTORE

Solve the dump and abend involving CATALOG for DFDSS restore where SMS SG is not found. See TS005186210 and TS005186373.
about 3 years ago in z/OS / DFSMS Tape Storage SW Support 3 Future consideration

Better recovery from VTS and z/OS out of sync volume mount status

We have had numerous instances where z/OS and the VTS get 'out of sync' in regards to the mount status on a single VTS logical drive. We have had several instances of this situation with the most recent case documented in PMR 34469,122,000. In thi...
over 7 years ago in z/OS / DFSMS Tape Storage SW Support 3 Future consideration

New option to suppress the MDRDMT records from the logrec

The Itau bank has a very large TS7700 tape environment with a heavy workload.We want an option to turn off the MDRDMT records from the logrec, it is necessary because depending the quantity of logical volumes mount requests, sometimes the logrec d...
almost 3 years ago in z/OS / DFSMS Tape Storage SW Support 2 Future consideration

Tape temp dataset change request

The management class ACS routine is not driven for tape temp datasets, therefore the MC is not being passed to the TS7700 and uses the default.MC.
almost 7 years ago in z/OS / DFSMS Tape Storage SW Support 1 Future consideration

Having DAA and SAA be aware of read-only clusters.

Customer's environment: 4_way HYDRA GRID.Customer has multiple composite libraries tied to the same storage group. So, SMS does balanced distribution of write tape I/O between those composite librarys into the same SMS storage group. The point her...
over 9 years ago in z/OS / DFSMS Tape Storage SW Support 2 Future consideration

RFE for DS QLIB distlib DELETE

When moving an IBM tape cluster from one tape grid to another in the same plex, have found that with a one IODF Activate that a cluster will be defined to two composite (2 grids). By expanding the current DS QLIB,composite,DELETE to expand to usin...
almost 3 years ago in z/OS / DFSMS Tape Storage SW Support 1 Future consideration

We would like job specific tape mount information to review elongated tape mounts

We have BVIR records where elongated tapes mounts have been identified but we need to identify which jobs were impacted. This information would be ideal to have stored in any of the job based SMF records (21s/30s/14s/15s). This information would b...
almost 2 years ago in z/OS / DFSMS Tape Storage SW Support 2 Future consideration

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