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Merge pull request #85369 from sr1kar99/44420-warning-about-disk-ordering-behavior
OCPBUGS#44420: Added a warning about the change in disk ordering behavior
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modules/lvms-about-adding-devices-to-a-vg.adoc

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@@ -10,6 +10,15 @@ The `deviceSelector` field in the `LVMCluster` CR contains the configuration to
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You can specify the device paths in the `deviceSelector.paths` field, the `deviceSelector.optionalPaths` field, or both. If you do not specify the device paths in both the `deviceSelector.paths` field and the `deviceSelector.optionalPaths` field, {lvms} adds the supported unused devices to the volume group (VG).
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[WARNING]
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It is recommended to avoid referencing disks using symbolic naming, such as `/dev/sdX`, as these names may change across reboots within RHCOS. Instead, you must use stable naming schemes, such as `/dev/disk/by-path/` or `/dev/disk/by-id/`, to ensure consistent disk identification.
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With this change, you might need to adjust existing automation workflows in the cases where monitoring collects information about the install device for each node.
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For more information, see the link:https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/managing_file_systems/assembly_overview-of-persistent-naming-attributes_managing-file-systems[{op-system-base} documentation].
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You can add the path to the Redundant Array of Independent Disks (RAID) arrays in the `deviceSelector` field to integrate the RAID arrays with {lvms}. You can create the RAID array by using the `mdadm` utility. {lvms} does not support creating a software RAID.
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[NOTE]

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