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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 1. DS8000 characteristics 17
or a hybrid disk configuration into a single extent pool with SSDs to use Easy Tier automatic
mode. When the merged hybrid pools contain SSD-class, Enterprise-class, and
Nearline-class tiers, they all can be managed by Easy Tier automatic mode as a three-tier
storage hierarchy.
Easy Tier monitoring
The IBM Storage Tier Advisory Tool (STAT) collects and reports volume performance
monitoring data. It provides performance monitoring data even if the license feature is not
activated. The monitoring capability of the DS8000 enables it to monitor the usage of storage
at the volume extent level. Monitoring statistics ...
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Publisher Resources

ISBN: 0738436836Purchase book