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This chapter provides information about all the steps necessary to preserve the connection to NLS on Hadoop during the SAP system refresh.
It does NOT cover the information related to actual application data.
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It is a common practice to re-import all RFC destinations during the system refresh. Storage Management is dependent on two RFC destinations (link) that need to be preserved.
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Similar to the usual Secure Storage content re-import, the system's certificates contained in STRUST need to must also be re-imported as well.
User Master Data
User Master Data re-import usually is, but sometimes may not be a part of the system refresh. Important for Java Connector functionality is the HADOOP user (link).
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HADOOP technical user and the role are client-dependent. |
Logical paths
If the Storage Management setup was done properly, the logical paths defined in transaction FILE (link) are identical in development, quality, and production systems.
Usage of Using <SYSID> in the path definition ensures that no post-processing in this area is necessary.
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The dvd_conn directories described in the setup guide (link) contain configuration files necessary for the proper functionality of Java Connector and as such need to be preserved.
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Configuration export into the file is available for both Storage Management setup and Glue settings.
To backup SM configuration, go to /DVD/SM_SETUP > Menu: Tools > SM backup. The backup utility has a predefined set of configuration tables that will be stored in the chosen file:
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