An administrator is installing a new network card in an ESXi 6.x host that is part of a vSphere cluster. When the host is placed into maintenance mode, the vSphere Web Client displays the progress bar at 2% for over 30 minutes.

An administrator is using the Host Failures to Tolerate Admission Control Policy for a vSphere High Availability (HA) cluster. When configuring this setting on the cluster, the administrator sees this error message:

An administrator has been tasked with enabling High Availability (HA) on a cluster in a vSphere 6.x environment with default settings. The cluster configures properly and there are no errors. The next day when powering on a virtual machine, an error is presented:

An administrator is attempting to remove an ESXi 6.x host from a vSphere Distributed Switch (vDS). When the administrator attempts to remove the host, the following error is observed:

An administrator logs into the vSphere Web Client, but is unable to see any hosts and clusters.

Users of an application are reporting performance issues. The following performance values are observed in the vSphere Web Client:

An administrator reports that the System Event log data is only available for 24 hours when reviewing the Hardware Status tab.

An administrator receives a report that no real time statistics are available for a virtual machine in the vCenter Server inventory.

A virtual machine is experiencing performance issues. The following performance metrics are observed:

An administrator wants to add a web server to an existing multi-tier application consisting of three virtual machines: