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SG0-001 · Question #553

An administrator has just archived 50 percent of a file share's data to tape. The administrator then proceeds to clear the unused space so that it is available for use by the server and array. On the

The correct answer is C. Thin reclamation. After archiving data from a file share, the process of clearing the unused space on a LUN, which was originally provisioned to allow this, is known as thin reclamation. This operation returns previously used but now empty blocks to the storage array for reuse.

Storage Management

Question

An administrator has just archived 50 percent of a file share's data to tape. The administrator then proceeds to clear the unused space so that it is available for use by the server and array. On the array, the original LUN was provisioned in a way that allows such an operation. This process is called which of the following?

Options

  • AThin provisioning
  • BVLAN configuration
  • CThin reclamation
  • DVSAN configuration

How the community answered

(27 responses)
  • A
    4% (1)
  • C
    93% (25)
  • D
    4% (1)

Why each option

After archiving data from a file share, the process of clearing the unused space on a LUN, which was originally provisioned to allow this, is known as thin reclamation. This operation returns previously used but now empty blocks to the storage array for reuse.

AThin provisioning

Thin provisioning is the initial process of allocating storage capacity to a server or application on an as-needed basis, not the act of reclaiming space later.

BVLAN configuration

VLAN configuration involves segmenting a network at Layer 2 and has no direct relevance to storage space management on an array.

CThin reclamationCorrect

Thin reclamation is the process of recovering storage space that was previously allocated to a thin-provisioned LUN but is no longer being used. When data is deleted or moved (like archiving), the storage array can reclaim these freed blocks, making them available for other LUNs or volumes.

DVSAN configuration

VSAN configuration refers to Virtual Storage Area Network, which logically segments a Fibre Channel SAN, and is unrelated to reclaiming storage space from a LUN.

Concept tested: Storage array thin reclamation

Source: https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.storage.doc/GUID-4A1BA746-B44E-464A-BB0F-D40995254A51.html

Topics

#thin provisioning#thin reclamation#storage space management#LUN management

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