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IBM TotalStorage DS6000 Series: Performance Monitoring and Tuning
book

IBM TotalStorage DS6000 Series: Performance Monitoring and Tuning

by Cathy Warrick, Craig Gordon, Benoit Granier, Keitaro Imai, Rosemary McCutchen, Brannen Proctor, Jim Sedgwick, Paulus Usong, Mary Ann Vandermark, John Wickes
December 2005
Intermediate to advanced content levelIntermediate to advanced
530 pages
18h 34m
English
IBM Redbooks
Content preview from IBM TotalStorage DS6000 Series: Performance Monitoring and Tuning
Chapter 2. Hardware configuration planning 39
failure by having a mirror copy of each disk. By combining the two, RAID 10 provides data
protection and good I/O performance.
2.8.4 Combination of RAID 5 and RAID 10 arrays
It is possible to have RAID 10 and RAID 5 arrays configured within the same loop or
enclosure, as illustrated in Figure 2-19.
Figure 2-19 RAID 5 and RAID 10 in the same loop
2.8.5 RAID 5 versus RAID 10 performance
You may be asking which is better, RAID 5 or RAID 10? As with most complex issues, the
answer is that it depends. There are a number of workload attributes that influence the
relative performance of RAID 5 versus RAID ...
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ISBN: 0738494119Purchase book