July 2004
Intermediate to advanced
496 pages
16h 46m
English
book
IBM TotalStorage Enterprise Storage Server Implementing ESS Copy Services with IBM eServer zSeries
by Cathy Warrick, Paul Jenkin, Claus Schiefer, Jiri Spacek
Content preview from IBM TotalStorage Enterprise Storage Server Implementing ESS Copy Services with IBM eServer zSeries
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Appendix C. Migrating from RVA to ESS 371
C.5 DFSMSdss
The DFSMSdss program, ADRDSSU, is used to invoke COPY, DUMP, and RESTORE
processing. It can process one or more volumes, or one or more data sets. If the source and
target volumes are both on the same RAMAC Virtual Array, DFSMSdss will automatically
attempt to invoke SnapShot. If the source and target of a COPY operation are both in the
same ESS, FlashCopy will be attempted automatically.
There are three modes that can be used by DFSMSdss when requesting to COPY a disk
volume, as illustrated in Figure C-1.
Figure C-1 COPY FULL modes
COPY FULL: For non-SMS volumes, DFSMSdss can copy volu
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