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Administering
In addition to administering the database server, you can tune performance, replicate data, and archive data.
Backup and Restore Guide
The Informix® Backup and Restore Guide describes how to use the Informix ON-Bar and ontape utilities to back up and restore database server data. These utilities enable you to recover your databases after data is lost or becomes corrupted due to hardware or software failure or accident.
ON-Bar backup and restore system
Customize and maintain ON-Bar
Monitor the performance of ON-Bar and the storage managers
Set ON-Bar performance statistics levels
To specify the level of performance statistics that are printed to the ON-Bar activity log, set the BAR_PERFORMANCE configuration parameter in the onconfig file.

Administering
In addition to administering the database server, you can tune performance, replicate data, and archive data.
- System administration
  These topics contain concepts, procedures, and reference information for database and database server administrators to use for managing and tuning HCL Informix® database servers.
- Backup and Restore Guide
  The Informix® Backup and Restore Guide describes how to use the Informix ON-Bar and ontape utilities to back up and restore database server data. These utilities enable you to recover your databases after data is lost or becomes corrupted due to hardware or software failure or accident.
  - Overview of backup and restore
    These topics provide an overview of backup and restore concepts. They also provide information about planning for backup and restore operations.
  - ON-Bar backup and restore system
    - Overview of the ON-Bar backup and restore system
      ON-Bar consists of various components and it works with a storage manager to back up and restore data.
    - Configure the storage manager and ON-Bar
      The topics in this section provide the information that you need to plan and to set up ON-Bar with a storage manager.
    - Back up with ON-Bar
      You can use the ON-Bar utility to back up and verify storage spaces (dbspaces, blobspaces, and sbspaces) and logical-log files.
    - Restore data with ON-Bar
      You can use the ON-Bar utility to restore data that was backed up by the ON-Bar utility.
    - External backup and restore
    - Customize and maintain ON-Bar
      - Customizing ON-Bar and storage-manager commands
        You can edit the script that is installed with ON-Bar to customize backup and restore commands, and storage manager commands.
      - Expire and synchronize the backup catalogs
      - Monitor the performance of ON-Bar and the storage managers
        Set ON-Bar performance statistics levels
        To specify the level of performance statistics that are printed to the ON-Bar activity log, set the BAR_PERFORMANCE configuration parameter in the onconfig file.
        View ON-Bar backup and restore performance statistics
        To view ON-Bar performance results, open the ON-Bar activity log file, bar_act.log.
    - ON-Bar catalog tables
      These topics describe the ON-Bar tables that are stored in the sysutils database.
    - ON-Bar messages and return codes
      ON-Bar prints informational, progress, warning, and error messages to the ON-Bar activity log file. ON-Bar return codes indicate the status of the command.
  - ontape backup and restore system
  - Backup and restore a Remote Secondary Server(RSS)
  - Integrated Backup Encryption
    These topics provide information about Integrated Backup Encryption.
  - Informix® Primary Storage Manager
    The Informix® Primary Storage Manager manages storage for ON-Bar backup and restore operations, including parallel backups, that use file devices (disks).
  - archecker table level restore utility
  - Backup and restore configuration parameter reference
  - Cloud Backup
    These topics provide information about storing and retrieving the backups directly to the ecosystem of selected cloud providers, namely Amazon S3 and Softlayer Object Storage.
  - Appendixes
- Enterprise Replication
  The HCL® Informix® Enterprise Replication Guide describes the concepts of data replication using Informix Enterprise Replication, including how to design your replication system, as well as administer and manage data replication throughout your enterprise.

Set ON-Bar performance statistics levels

To specify the level of performance statistics that are printed to the ON-Bar activity log, set the BAR_PERFORMANCE configuration parameter in the onconfig file.

For example, the BAR_PERFORMANCE 1 setting displays the time spent transferring data between the HCL Informix® instance and the storage manager.

See BAR_PERFORMANCE configuration parameter for information about the options for this parameter.