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Grass Valley K2 Summit Storage Area Network v.7.1 User Manual

Page 407

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407

K2 Storage Area Network Installation and Service Manual

26 October 2009

Chapter 12 Administering and maintaining the K2 SAN

If there are redundant K2 Media Servers currently in service (both primary and
backup) in the role of media file system and metadata server, take only the backup out
of service. Do not take the primary out of service. If you take the primary out of
service it will trigger a failover event. If the K2 Media Server that you want to take
out of service is currently the primary, you have the following options:

• Make the current primary K2 Media Server the backup in an orderly fashion. Refer

to

“Triggering an intentional failover” on page 404

. Then, when the K2 Media

Server is the backup, you can take it out of service.

• Take the current backup out of service (shutdown) so that the primary K2 Media

Server is the only file system/metadata server currently in service. You can then
take the primary K2 Media Server out of service without triggering a failover
event.

Also refer to

“Using the Stop button in Server Control Panel” on page 408

.

To take a media file system/metadata K2 Media Server out of service, do the
following:

1. Stop all media access on the K2 SAN.

2. In the K2 System Configuration application tree view, select the K2 SAN.

3. Select

Server Control Panel

. The Server Control Panel opens.

4. Identify the K2 Media Server you intend to take out of service. If there are

redundant K2 Media Servers, consider that you might trigger a failover event.
Refer to the explanation earlier in this section and to

“Triggering an intentional

failover” on page 404

.

Also refer to the next section

“Using the Stop button in Server Control Panel”

to

consider the action that you want to take.

5. When you are sure that you understand the implications of taking the K2 Media

Server out of service, click the

Stop

button for that server.

6. Proceed as follows:

• If the server shuts down automatically, allow the shutdown processes to

complete. Then start the server. As specified in the next section

“Using the Stop

button in Server Control Panel”

, when a redundant server restarts, it comes up

in an out of service state.

• If the server continues to run, it is in an out of service state.

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