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DS8800 Performance Monitoring and Tuning
book

DS8800 Performance Monitoring and Tuning

by Gero Schmidt, Bertrand Dufrasne, Jana Jamsek, Peter Kimmel, Hiroaki Matsuno, Flavio Morais, Lindsay Oxenham, Antonio Rainero, Denis Senin
July 2012
Intermediate to advanced content levelIntermediate to advanced
726 pages
26h 28m
English
IBM Redbooks
Content preview from DS8800 Performance Monitoring and Tuning
Chapter 4. Logical configuration performance considerations 145
Figure 4-22 Application and extent pool-related volume layout example in a FlashCopy scenario
4.10 I/O port IDs, host attachments, and volume groups
Finally, when planning the attachment of the host system to the storage system HA I/O ports,
you also need to achieve a balanced workload distribution across the available
front-end
resources for each workload with the appropriate isolation and resource-sharing
considerations. Therefore, distribute the FC connections from the host systems evenly across
the DS8800 HA ports, HA cards, and I/O enclosures.
For high availability, each hos ...
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Publisher Resources

ISBN: 0738436836Purchase book