December 2006
Intermediate to advanced
228 pages
6h 20m
English
book
Introduction to the New Mainframe: Large-Scale Commercial Computing
by Mike Ebbers, Pilar Gonzalez Adrados, Frank Byrne, Rodney Martin, Jon Veilleux
Content preview from Introduction to the New Mainframe: Large-Scale Commercial Computing
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156 Introduction to the New Mainframe: Large-Scale Commercial Computing
The system could make a synchronous copy of data before returning
control to the user or application program. This ensures that there are
two identical copies of the data prior to the user or application moving
to the next step in processing. The synchronous copy of the data could
be local or might even be at a remote site.
– Automation engines
• System automation for z/OS
• Geographically Dispersed Parallel Sysplex (see 5.6, “Disaster recovery
(DR)” on page 104)
– Virtualization
• Dynamic Virtual IP takeover and takeback
• Dynamic disk balancing
DFSMS spreads data over the disks on the same storage group
depending on the load. This is a sort of virtualization. If a disk fails ...
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