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2V0-21.23 · Question #35

An administrator sees a virtual machine message that reads, "Consolidation is required" in the vSphere Client. Which action does ESXi take when the administrator completes snapshot consolidation? (Cho

The correct answer is B. Commits redundant delta disks to the base disk. When a virtual machine message indicates "Consolidation is required," it signifies that there are redundant or orphaned delta disks that need to be merged. Performing snapshot consolidation commits the data from these delta disks to the base disk or parent delta disk.

Administrative and Operational Tasks

Question

An administrator sees a virtual machine message that reads, "Consolidation is required" in the vSphere Client. Which action does ESXi take when the administrator completes snapshot consolidation? (Choose the best answer.)

Options

  • ACollapses all snapshots in the current snapshot tree
  • BCommits redundant delta disks to the base disk
  • CCollapses all snapshots into a single snapshot
  • DDeletes all snapshots without committing to the base disk

How the community answered

(24 responses)
  • A
    4% (1)
  • B
    92% (22)
  • C
    4% (1)

Why each option

When a virtual machine message indicates "Consolidation is required," it signifies that there are redundant or orphaned delta disks that need to be merged. Performing snapshot consolidation commits the data from these delta disks to the base disk or parent delta disk.

ACollapses all snapshots in the current snapshot tree

Consolidation merges delta disks; it does not simply collapse all snapshots in the current tree without committing their data.

BCommits redundant delta disks to the base diskCorrect

Snapshot consolidation identifies and merges redundant or orphaned delta disks back into their base virtual disk or parent delta disk, thereby freeing up storage space and simplifying the disk chain. This process cleans up the virtual machine's disk structure, specifically committing the changes from the delta disks that are no longer actively part of the snapshot chain.

CCollapses all snapshots into a single snapshot

Consolidation does not collapse all snapshots into a single new snapshot; rather, it merges the data from unneeded delta disks into existing parent or base disks.

DDeletes all snapshots without committing to the base disk

Deleting snapshots without committing to the base disk would result in data loss and is not what snapshot consolidation does; consolidation's purpose is to preserve data by merging changes.

Concept tested: VMware snapshot consolidation process

Source: https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-vm-administration/GUID-E748E591-6286-45BF-9F8F-091C4336B5F0.html

Topics

#snapshot consolidation#delta disks#base disk#VM management

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