diff --git a/modules/virt-about-storage-volumes-for-vm-disks.adoc b/modules/virt-about-storage-volumes-for-vm-disks.adoc index 29c7990bf808..5cea5b4936b4 100644 --- a/modules/virt-about-storage-volumes-for-vm-disks.adoc +++ b/modules/virt-about-storage-volumes-for-vm-disks.adoc @@ -15,8 +15,7 @@ For best results, use `accessMode: ReadWriteMany` and `volumeMode: Block`. This * The `Block` volume mode performs significantly better in comparison to the `Filesystem` volume mode. This is because the `Filesystem` volume mode uses more storage layers, including a file system layer and a disk image file. These layers are not necessary for VM disk storage. + For example, if you use {rh-storage-first}, Ceph RBD volumes are preferable to CephFS volumes. - -// the note below was in the original features-for-storage assembly ++ [IMPORTANT] ==== You cannot live migrate virtual machines that use: @@ -26,4 +25,6 @@ You cannot live migrate virtual machines that use: * Passthrough features such as GPUs Do not set the `evictionStrategy` field to `LiveMigrate` for these virtual machines. -==== \ No newline at end of file +==== + +* If you deploy {VirtProductName} with OpenShift Data Foundation, you must create a dedicated storage class for Windows virtual machine disks. See link:https://access.redhat.com/articles/6978371[Optimizing ODF PersistentVolumes for Windows VMs] for details. \ No newline at end of file diff --git a/modules/virt-hardware-os-requirements.adoc b/modules/virt-hardware-os-requirements.adoc index 2052c7c05ffb..3ea530c71bb2 100644 --- a/modules/virt-hardware-os-requirements.adoc +++ b/modules/virt-hardware-os-requirements.adoc @@ -30,6 +30,11 @@ endif::[] .Storage requirements * Supported by {product-title} +[WARNING] +==== +If you deploy {VirtProductName} with OpenShift Data Foundation, you must create a dedicated storage class for Windows virtual machine disks. See link:https://access.redhat.com/articles/6978371[Optimizing ODF PersistentVolumes for Windows VMs] for details. +==== + .Operating system requirements * {op-system-first} installed on worker nodes +