If service is required
During service activities, every attempt is made to keep the system running. However, certain repair procedures require the system to be stopped, restarted, or rebalanced. Such actions should be performed by a customer, hence it is necessary that a customer representative be available during service activities. Without a customer representative available, the IBM® service personnel may have to perform these actions, which results in the system being unavailable to users, and possible disruptions.
Following is a list of replacement procedures for which prerequisite steps must be performed by a customer representative ahead of the service works. Note that scheduling a maintenance window might be required.
Service type | Prerequisite tasks |
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All service on system nodes (except power supplies, fans and disk drives), for instance:
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Disable the node by executing the following steps:
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Following are the tasks that need to be performed by the customer representative after the service work is finished.
Service type | Follow-up tasks |
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All service on system nodes (except power supplies, fans and disk drives), such as:
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When
you are ready, run the following command:
When
prompted, confirm the action by typing y.When you are ready, use the
following command to start the application:
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