NCP-MCI-6.10 · Question #97
A cluster has an RF3 storage container with many VMs. Before the cluster runs out of space, the administrator has created a new RF2 storage container and would like to live migrate the vDisks. Which…
The correct answer is D. Ensure storage optimization options match between storage containers. Before performing a live vDisk migration between storage containers, it is critical to verify that storage optimization settings-such as compression, deduplication, and erasure coding-are compatible or intentionally matched between the source (RF3) and destination (RF2)…
Question
A cluster has an RF3 storage container with many VMs. Before the cluster runs out of space, the administrator has created a new RF2 storage container and would like to live migrate the vDisks. Which check should be done before performing vDisk migration?
Options
- AValidate network latency is below 5 milliseconds.
- BRemove VMs from Protection Domains or Protection Policies.
- CVerify Multichannel Support is enabled.
- DEnsure storage optimization options match between storage containers
How the community answered
(28 responses)- A4% (1)
- B4% (1)
- C11% (3)
- D82% (23)
Explanation
Before performing a live vDisk migration between storage containers, it is critical to verify that storage optimization settings-such as compression, deduplication, and erasure coding-are compatible or intentionally matched between the source (RF3) and destination (RF2) containers. Mismatched settings can cause unexpected behavior, data inconsistency, or performance issues after migration. Network latency (A) is relevant for replication but not a primary check for local vDisk migration. Removing VMs from Protection Domains (B) may be required in some scenarios but is not the primary pre-migration check for storage optimization compatibility. Multichannel support (C) relates to SMB/iSCSI connectivity, not container-to-container vDisk migration on AHV.
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