SSD Cache restrictions
Learn about the restrictions when using SSD Cache on your storage array.
Restrictions
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Any volume assigned to use a controller's SSD Cache is not eligible for an automatic load balance transfer.
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Currently, only one SSD Cache is supported per storage array.
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The maximum usable SSD Cache capacity on a storage array depends on the controller's primary cache capacity.
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SSD Cache is not supported on snapshot images.
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SSD Cache is not available on the EF600 storage system.
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If you import or export volumes that are SSD Cache enabled or disabled, the cached data is not imported or exported.
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You cannot remove the last drive in an SSD Cache without first deleting the SSD Cache.
Restrictions with Drive Security
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You can enable security on SSD Cache only when you create the SSD Cache. You cannot enable security later as you can on a volume.
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If you mix drives that are secure-capable with drives that are not secure-capable in SSD Cache, you cannot enable Drive Security for these drives.
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Secure-enabled volumes must have an SSD Cache that is secure enabled.