Chapter 1 System Overview and Requirements
© 2017 Harmonic Inc. All rights reserved.
21
Harmonic MediaGrid Release 4.1
Supported RAID Configurations
Figure 1–1: Harmonic MediaGrid Stretch Cluster
Supported RAID Configurations
Understand the difference between “capacity optimized” and “performance optimized” RAID
configurations, and which configurations are supported in each ContentServer and ContentStore
model.
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46T
48T
46S
48S
Power
Fault
Locator
45T
Status
10G
RPS
Fan
Test
Act
FDx
Spd
Usr
LED
Mode
Reset
Clear
47T
45S
47S
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46T
48T
46S
48S
Power
Fault
Locator
45T
Status
10G
RPS
Fan
Test
Act
FDx
Spd
Usr
LED
Mode
Reset
Clear
47T
45S
47S
Power
Fault
Locator
Power
Fault
Locator
Private VLAN 1
Private VLAN 2
Uplink (typically 10 GbE)
BMC Connection
SystemManager
MediaGrid
ContentBridge
ContentBridge
High Bandwidth ContentBridge
ContentStores
10 GbE Module
1 GbE Module
Public VLAN Switches
(must be Harmonic MediaGrid qualified)
ContentServer
Site 1
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46T
48T
46S
48S
Power
Fault
Locator
45T
Status
10G
RPS
Fan
Test
Act
FDx
Spd
Usr
LED
Mode
Reset
Clear
47T
45S
47S
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44
46T
48T
46S
48S
Power
Fault
Locator
45T
Status
10G
RPS
Fan
Test
Act
FDx
Spd
Usr
LED
Mode
Reset
Clear
47T
45S
47S
Power
Fault
Locator
Power
Fault
Locator
ContentBridge
High Bandwidth ContentBridge
MediaGrid
ContentDirector
ContentDirector
Public VLAN Switches
(must be Harmonic MediaGrid qualified)
ContentServer
Site 2
ContentStores
Client Network
Public VLAN
Fiber optic cable for
cross-site connections
MediaGrid
ContentBridge
MediaGrid
ContentDirector
ContentDirector