Chapter 7 Administrative Procedures
© 2017 Harmonic Inc. All rights reserved.
213
Harmonic MediaGrid Release 4.1
Powering Down a Harmonic MediaGrid System
You can upgrade multiple controllers from different ContentServers in parallel by selecting
one controller from each of the ContentServers you wish to upgrade.
b. Once the firmware has been downloaded to the controller(s), return to the
Controllers
section of the
Upgrade Firmware
page. Select each of the controllers that were
upgraded and click
Reboot Controllers
. The updated firmware version displays when the
reboot is complete.
c. Select the second controller for each of the ContentServers you are upgrading by clicking
in the
Select
column for the corresponding controller and then clicking
Upgrade
Controllers
.
d. Select each of the controllers that were upgraded and click
Reboot Controllers
. The
updated firmware version displays when the reboot is complete.
e. Once you have upgraded both controllers on a ContentServer, Harmonic recommends
that you balance the ContentServer. For details, refer to
13. Upgrade the firmware for the ContentBridge or High Bandwidth ContentBridge in your
system:
For
ContentBridges
: in the ContentBridges section, click in the
Select
column to specify one
or more unit(s) for upgrade, and then click
Reboot ContentBridges
to load the latest version
of the firmware on each ContentBridge.
For
High Bandwidth ContentBridges
: in the High Bandwidth ContentBridges section, select
one or more unit(s) for upgrade, and then click
Upgrade High Bandwidth ContentBridges
.
NOTE:
If you are upgrading from Harmonic MediaGrid version 3.1 or later, the High Bandwidth
ContentBridge will restart automatically once the upgrade is complete. If you are upgrading from a version
prior to 3.1 or later, you must manually restart the High Bandwidth ContentBridge. Make sure to wait at
least 15 minutes after upgrading before you restart. To restart, click the link in the Name column to
navigate to the Properties page, and then click
Reboot
.
This completes the firmware upgrade process for a Harmonic MediaGrid.
Powering Down a Harmonic MediaGrid System
IMPORTANT:
The following instructions only apply for systems running both SystemManager version
5.10 or later and Harmonic MediaGrid version 2.1SR3 or later. If your version of SystemManager is earlier
than 5.10
or
if your version of Harmonic MediaGrid is earlier than 2.1SR3, refer to the version of the
Harmonic MediaGrid Installation and Configuration Guide
that accompanies your software.
Use the following steps to safely power down the Harmonic MediaGrid system. Only perform the
following steps if directed by Technical Support. Refer to
Powering On a Harmonic MediaGrid System
for the procedures to power on a Harmonic MediaGrid system.
To power down a Harmonic MediaGrid system:
1. In SystemManager, click the
Configuration
tab and then click the
Servers & Switches
icon in
the left-hand column to access the
Servers & Switches
page.
2. Click the link for the Cluster that you wish to shut down. The
Cluster Properties
page appears.
3. From the
Cluster Properties
page, in the
Shutdown cluster
section, click
Shutdown all
ContentDirectors in a Cluster
(see
Figure 7–3
).