2V0-622 · Question #455
Which two statements are true when vSAN & vSphere HA are enabled in the same cluster? (Choose two.)
The correct answer is B. The vSAN storage network is used for vSphere HA traffic. D. Any datastore mounted on more than one host can be used as a Heartbeat datastore, except. When vSAN and vSphere HA coexist in a cluster, HA uses the vSAN network for its communication traffic, and only the vSAN datastore is eligible for datastore heartbeating - not all mounted datastores.
Question
Which two statements are true when vSAN & vSphere HA are enabled in the same cluster? (Choose two.)
Options
- AAny vSAN datastore mounted on more than one host can be used as a Heartbeat datastore.
- BThe vSAN storage network is used for vSphere HA traffic.
- CThe Management network is used for vSphere HA traffic.
- DAny datastore mounted on more than one host can be used as a Heartbeat datastore, except
- EAny datastore mounted on more than one host can be used as a Heartbeat datastore.
How the community answered
(49 responses)- A8% (4)
- B84% (41)
- C2% (1)
- E6% (3)
Why each option
When vSAN and vSphere HA coexist in a cluster, HA uses the vSAN network for its communication traffic, and only the vSAN datastore is eligible for datastore heartbeating - not all mounted datastores.
This is incorrect because vSAN datastores are not universally usable as HA heartbeat datastores without restriction; when vSAN is present, specific rules govern which datastore is used and access is not based solely on mount status.
When vSAN is enabled alongside vSphere HA, the HA agent redirects its heartbeat and state estimation traffic over the vSAN VMkernel network rather than the management network, leveraging the vSAN infrastructure for HA cluster communication.
The management network is not used for vSphere HA traffic when vSAN is co-located in the cluster; the vSAN storage network takes over this responsibility, making this statement false.
When vSAN is present in the cluster, vSphere HA restricts datastore heartbeating exclusively to the vSAN datastore, excluding other datastores that would normally be eligible - meaning not just any datastore mounted on more than one host qualifies, there are exceptions.
When vSAN is enabled, it is false that any datastore mounted on more than one host can serve as a heartbeat datastore; only the vSAN datastore is used and other mounted datastores are excluded from this role.
Concept tested: vSAN and vSphere HA network and heartbeat datastore integration
Source: https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-availability/GUID-5432CA24-14F1-44E3-87FB-61D937831CF6.html
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