G-Technology G-RAID Studio, Product Manual

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p. 17
Using Your Drive
Supported RAID Modes
G -RAID is preconfigured in RAID 0 (Performance) mode, for use with Mac OS systems.
The drive can also be configured in RAID 1 (Protected) mode or JBOD mode. The following
table explains the advantages and disadvantages for each RAID level.
To change the RAID mode of G-RAID, follow the steps in Configure the RAID Mode.
RAID 0 (Performance)
G-RAID ships in RAID 0 (Performance) mode. This RAID mode has 100 percent storage ca-
pacity and is ideal for video editing. In RAID 0 mode, the drives are combined and data
is split between the two drives for increased performance.
RAID 0
RAID 1
JBOD
Highest read/write
performance.
Storage capacity is
100% utilized.
Complete data
protection in case of
a single drive failure.
Storage capacity is
100% utilized. Partial
data protection if a
single drive fails.
RAID Level Advantage
Disk
Striping
Disk
mirroring
Disks not
RAIDed
Description
Disadvantage Ideal For
No fault tolerance.
Single drive failure
will result in
complete data loss.
Read/write
performance is
reduced to half of
RAID 0 performance.
Read/write
performance is
reduced to half of
RAID 0 performance.
Highest storage
capacity utilization and
highest performance.
Sensitive data,
which requires
constant backing up.
High performance
not required.
Highest storage capacity
utilization when partial
data loss is acceptable.