2-21EonStor DS 3000 Series Hardware Manual
Simple end-to-end connection
This connection type shows a simple end-to-end connection, with each SFP port is connected to a host
adapter. Multiple logical drives. logical volumes, and logical partitions are created and each partition is
mapped to a corresponding host channel ID/LUN combination.
C H 0 A1 1 2 C H 2 A1 1 2C H 0 B1 1 3 C H 2 B1 1 3
C H 1 A1 1 2 C H 3 A1 1 2C H 1 B1 1 3 C H 3 B1 1 3
L D
L D
L D
L D
RAID JBOD
A LV B LV
A LV B LV
HB A 1
HB A 0
HB A 1
HB A 0
C H 0 B11 3
C H 1 B1 1 3
C H 0 A1 1 2
C H 1 A1 1 2
C H 2 B1 1 3
C H 3 B1 1 3
C H 2 A1 1 2
C H 3 A1 1 2
Channels Controller A Controller B
Host CH0, CH1, CH2, CH3 CH0, CH1, CH2, CH3
Conguration information
Number of controllers 2
Host servers 2
Data path connection Fault-tolerant data paths
NOTE: You need a multipathing software such as MPIO or Linux Device Mapper to control and
optimize the access to logical drives via multiple data paths.
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