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QoreStor 7.3.0 - Installation Guide

Uninstalling QoreStor

This section provides information about uninstalling QoreStor.

Before uninstalling QoreStor

Caution: Uninstalling QoreStor will remove all installation and configuration files as well as any data in the repository. Before uninstalling QoreStor, you should first carefully consider whether you still need the data in the repository. Before uninstalling QoreStor, you should take steps to preserve this data using another means of long-term retention. Once QoreStor is uninstalled, the deduplicated data cannot be retrieved.

Uninstalling QoreStor

QoreStor can be removed by executing the script qs_uninst located in the /opt/qorestor/bin directory. The script can be run unmodified to retain your QoreStor data, or with the argument -a to delete all data.

Uninstalling QoreStor while maintaining configuration and backup data

Follow the procedure below to maintain your data repositories, application, and configuration data.

  1. To uninstall QoreStor, run the uninstall script with one of the options below:
    • Use the absolute path to the command - /opt/qorestor/bin/qs_uninst.
    • Change directory to /opt/qorestor/bin and run commands by prepending with "./", as in ./qs_uninst.
  2. You will receive the prompt below. 

    To completely remove the application, user data, and configuration files, answer 'no' below,
and rerun the uninstaller with the '-a' option.
Do you wish to continue? yes\no [no]:

  3. Confirm the uninstall by entering Yes at the prompt.

Uninstalling QoreStor and removing configuration and backup data

Follow the procedure below to uninstall QoreStor and remove all application and repository data.

NOTE: When a QoreStor instance is installed in object direct mode, uninstalling QoreStor may not delete the bucket and associated metadata existing on cloud storage. Manually delete the bucket and data through your cloud provider console.

Warning: Once QoreStor data is deleted it cannot be recovered. Exercise caution when uninstalling QoreStor.

  1. To uninstall QoreStor, run the uninstall script with one of the options below:
    • Use the absolute path to the command - /opt/qorestor/bin/qs_uninst -a.
    • Change directory to /opt/qorestor/bin and run commands by prepending with "./", as in ./qs_uninst -a.
  2. You will receive the prompt below. 

    This operation will remove the application as well as all repository, dictionary, and journal data.
This operation is not recoverable.
Enter DELETEALL to begin the operation, or no to cancel. DELETEALL

  3. Confirm the uninstall by entering DELETEALL at the prompt.

    Caution: This operation is not recoverable.

Uninstalling protocols of choice from QoreStor

Protocols that are not required can be uninstalled from QoreStor by providing the required options to the uninstaller. QoreStor systems running software version less than 7.1.3, should first upgrade to 7.1.3 or higher to have the option available to uninstall the selective protocol stack from their QoreStor systems.
The uninstaller located at /opt/qorestor/bin/qs_uninst provides this option for selective removal of the protocol support. Execute following command to uninstall:

# ./qs_uninst –help
For example:
usage: qs_uninst [-a]

Use the following table to define the uninstall options:

Table 6: QoreStor uninstall protocol option definitions
Option Definition
-a [optional] complete removal of the application, data, metadata, and configuration
-h [optional] print this help
--remove-cifs [optional] remove support for CIFS
--remove-nfs [optional] remove support for NFS
--remove-object-container [optional] remove support for the object container service
--remove-vtl [optional] remove support for VTL/NDMP/ISCSI

NOTE:Uninstaller checks for any existing containers of given protocol before proceeding with removal of those packages.
RDS Containers used for CDP backups requires NFS protocol support for Instant Restore to succeed.

Example Usage:

For removal CIFS protocol support
# /opt/qorestor/bin/qs_uninst --remove-cifs

For removal NFS protocol support
#/opt/qorestor/bin/qs_uninst --remove-nfs

For removal of support for the object container service
#/opt/qorestor/bin/qs_uninst --remove-object-container

To remove support for VTL/NDMP/ISCSI
#/opt/qorestor/bin/qs_uninst --remove-vtl



     
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