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Update KVM incremental snapshot version #488

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Update KVM incremental snapshot version #488

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2 changes: 1 addition & 1 deletion source/adminguide/storage.rst
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Expand Up @@ -1305,7 +1305,7 @@ to a different directory in the same primary storage as the volume; if it is tru
to the secondary storage. If the snapshot is being taken in a file-based storage (NFS, SharedMountPoint, Local),
it will be copied directly to its final storage location, according to the configuration.

Since 4.20.0.0, ACS supports incremental snapshots for the KVM hypervisor when using file-based storage (NFS, SharedMountPoint, Local),
Since 4.21.0.0, ACS supports incremental snapshots for the KVM hypervisor when using file-based storage (NFS, SharedMountPoint, Local),
to enable incremental snapshots the ``kvm.incremental.snapshot`` configuration must be enabled. Furthermore, in order to take incremental snapshots
the KVM host must have at least Libvirt version 7.6.0+ and qemu version 6.1+. The size of the snapshot chains
will be determined by the ``snapshot.delta.max`` configuration, which affects both KVM and XenServer snapshots.
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