摘要 |
In one embodiment, a method performed by one or more computing devices includes receiving at a host cache, a first request to prepare a volume of the host cache for creating a snapshot of a cached logical unit number (LUN), the request indicating that a snapshot of the cached LUN will be taken, preparing, in response to the first request, the volume of the host cache for creating the snapshot of the cached LUN depending on a mode of the host cache, receiving, at the host cache, a second request to create the snapshot of the cached LUN, and in response to the second request, creating, at the host cache, the snapshot of the cached LUN. |