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AdministeringIn addition to administering the database server, you can tune performance, replicate data, and archive data.
System administrationThese topics contain concepts, procedures, and reference information for database and database server administrators to use for managing and tuning HCL OneDB™ database servers.
Administrator's ReferenceThe HCL OneDB™ Administrator's Reference includes comprehensive descriptions of HCL OneDB™ configuration parameters, the system-monitoring interface (SMI) tables in the sysmaster database, the syntax of database server utilities such as onmode and onstat, logical-log records, disk structures, event alarms, and unnumbered error messages.
Configuring and monitoring HCL OneDB™
Database configuration parametersThe HCL OneDB™ database server uses a configuration file, which is called the onconfig file, during initialization. This file contains default configuration parameter values. You can modify the parameter values to improve performance and other characteristics of the instance or database.
MIRROROFFSET configuration parameterIn HCL OneDB™, MIRROROFFSET specifies the offset into the disk partition or into the device to reach the chunk that serves as the mirror for the initial chunk of the root dbspace.

MIRROROFFSET configuration parameter

In HCL OneDB™, MIRROROFFSET specifies the offset into the disk partition or into the device to reach the chunk that serves as the mirror for the initial chunk of the root dbspace.

onconfig.std value: MIRROROFFSET 0
values: Any value greater than or equal to 0
units: Kilobytes
takes effect: After you edit your onconfig file and restart the database server.

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