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DPOD software upgrades are available from time to time and include enhancements, security updates, component upgrade, bug fixes, etc.

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Upgrading a Cell Environment

To upgrade a cellenvironment:

  1. Make sure the entire cell is up and running. Upgrading is possible only if the cell is healthy.

  2. Upgrade the cell manager.
    When the cell manager upgrade is complete, only the following services should be up and running - MonTier-Derby, MonTier-es-raw-trans-Node-1/2/3/4 (the Web Console will be unavailable).
    Do not start the other services manually on the cell manager unless requested explicitly.

  3. Upgrade all cell members (can be done in parallel).

  4. When the cell members upgrade is complete, start the cell manager services using the app-util.sh ("Start All").

Backup the Servers

It is highly recommended to perform a full backup (including the operating system) of all DPOD servers prior to upgrading, so the system can be restored in case of a failed upgrade.

In virtual environments, it is highly recommended to create snapshots of the virtual machines, which can be removed later once the upgrade is completed successfully.

Copy the Software Update Files to DPOD Server

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Directory

Description

/installs/update/fix/TODO

Remove old DPOD update files (.sfs)

/installs/backups
/installs/system-backup
/installs/update/fix/backups

Remove Move old DPOD backup directories to a different server. It is recommended not to delete the backups until you are absolutely sure you don’t need them anymore.

/installs/APPL-setup
/installs/MonTierInstaller
/installs/rpms

Remove the directories

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