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RS: Add prerequisite to upgrade to a supported DB version before upgrading the cluster version #1198

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Feb 24, 2025
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RS: Add prerequisite to upgrade to a supported DB version before upgrading the cluster version #1198

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6 changes: 4 additions & 2 deletions content/operate/rs/installing-upgrading/upgrading/upgrade-cluster.md
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Expand Up @@ -34,9 +34,11 @@ Before upgrading a cluster:

- Verify access to [rlcheck]({{< relref "/operate/rs/references/cli-utilities/rlcheck/" >}}) and [rladmin]({{< relref "/operate/rs/references/cli-utilities/rladmin/#use-the-rladmin-shell" >}}) commands

- Verify that you meet the upgrade path requirements for your desired cluster version and review the relevant [release notes]({{< relref "/operate/rs/release-notes" >}}) for any preparation instructions.
- Verify that you meet the upgrade path requirements for the target cluster version and review the relevant [release notes]({{< relref "/operate/rs/release-notes" >}}) for any preparation instructions.

- Avoid changing the database configuration or performing other cluster management operations during the upgrade process, as this might cause unexpected results.
- [Upgrade your databases]({{<relref "/operate/rs/installing-upgrading/upgrading/upgrade-database">}}) to a version that is supported by the target Redis Enterprise Software version before upgrading the cluster. We recommend you upgrade the databases to the latest supported version if possible. Make sure to test the upgrade in a non-production environment to determine any impact.

- Avoid changing the database configuration or performing other cluster management operations during the cluster upgrade process, as this might cause unexpected results.

- Upgrade the cluster's primary (master) node first. To identify the primary node, use one of the following methods:

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5 changes: 3 additions & 2 deletions content/operate/rs/installing-upgrading/upgrading/upgrade-database.md
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Expand Up @@ -25,6 +25,7 @@ To view available Redis database versions:

The default Redis database version differs between Redis Enterprise releases as follows:

<a name="db-versions-table"></a>
| Redis<br />Software | Bundled Redis<br />DB versions | Default DB version<br />(upgraded/new databases) |
|-------|----------|-----|
| 7.8.x | 6.2, 7.2, 7.4 | 7.4 |
Expand All @@ -42,9 +43,9 @@ Before upgrading a database:

- Review the relevant [release notes]({{< relref "/operate/rs/release-notes" >}}) for any preparation instructions.

- Verify that the database version meets the minimums specified earlier.
- Verify that both the [current database version and the target database version are supported](#db-versions-table) by the cluster's Redis Enterprise Software version.

To determine the database version:
To determine the current database version:

- Use the Cluster Manager UI to open the **Configuration** tab for the database and select {{< image filename="/images/rs/icons/info-icon.png#no-click" alt="The About database button" width="18px" class="inline" >}} **About**.

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