
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 ...