DOC-3593 Added join node limitation related to clone OS and modules t…

…o RS 7.2.4 release notes

content/operate/rs/release-notes/rs-7-2-4-releases/_index.md

@@ -296,3 +296,21 @@ This limitation was fixed in [Redis Enterprise Software version 7.2.4-64]({{< re
 You cannot create Active-Active databases that use Redis version 6.0 or 6.2 with modules. Databases that use Redis version 7.2 do not have this limitation.
 
 This limitation will be fixed in a maintenance release for Redis Enterprise version 7.4.2.
+
+#### Modules prevent nodes from joining upgraded clusters on certain operating systems
+
+If you upgrade an existing cluster to Redis Enterprise Software version 7.2.4 and any existing databases use earlier module versions, new nodes will fail to join the cluster on operating systems other than RHEL, Ubuntu, or Amazon Linux.
+
+As a workaround for affected operating systems compatible with RHEL, such as CentOS or Rocky Linux, manually set the module platform’s `os_name` to the equivalent RHEL version.
+
+- For RHEL 7 compatible distributions:
+
+    ```sh
+    ccs-cli hset module_platform:<ID> os_name rhel7
+    ```
+
+- For RHEL 8 compatible distributions:
+
+    ```sh
+    ccs-cli hset module_platform:<ID> os_name rhel8
+    ```