Skip to Main Content
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
40 DS8800 Performance Monitoring and Tuning
For random reads, which are the most prevalent type of reads in a workload profile, consider
these comparisons:
򐂰 When comparing 4K random reads, the 2.5 inch 10K SAS drives deliver only 10% fewer
IOPS than the 3.5 inch 15K FC drives.
򐂰 The 2.5 inch 15K SAS drives deliver around 10% more IOPS than the 3.5 inch 15K FC
drives.
For sequential loads, the DS8800 2.5 inch 10K SAS drives perform equivalently or better than
the DS8700 3.5 inch 15K FC drives. The 2.5 inch SFF drives consume half as much power as
the 3.5 inch HDDs and save on floor space.
The 10K rpm Enterprise-SAS HDDs with larger capacities are ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

IBM System Storage DS8000 Performance Monitoring and Tuning

IBM System Storage DS8000 Performance Monitoring and Tuning

Axel Westphal, Bert Dufrasne, Wilhelm Gardt, Jana Jamsek, Peter Kimmel, Flavio Morais, Paulus Usong, Alexander Warmuth, Kenta Yuge
IBM TotalStorage DS6000 Series: Performance Monitoring and Tuning

IBM TotalStorage DS6000 Series: Performance Monitoring and Tuning

Cathy Warrick, Craig Gordon, Benoit Granier, Keitaro Imai, Rosemary McCutchen, Brannen Proctor, Jim Sedgwick, Paulus Usong, Mary Ann Vandermark, John Wickes

Publisher Resources

ISBN: 0738436836Purchase book