Chapter 1: Introduction
which can fail without leading to the loss of data will differ. Please
see the table below.
RAID Level
Max. No. of Failed Drives
RAID 0
No fault tolerance
RAID 1
multiple (only if any two are not in a
mirrored pair)
RAID 3/5
1
RAID 6
2
Most major components, such as power supplies and cooling
modules, can be replaced online to eliminate the chance of down
time caused by single module failure.
1.5.2 Components
The following components are hot-swappable:
•
Controller module (S12F-R1432)
•
Cooling
modules
(S12F-G1433)
•
BBU(s)
•
PSUs
•
Hard
drives
NOTE:
Instructions on how to replace these hot-swappable components
are given in
Chapter 5
.
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