Number of VM’s per Host

#Command
Get-VMHost | Select @{N=“Cluster“;E={Get-Cluster -VMHost $_}}, Name, @{N=“Number of VMs“;E={($_ | Get-VM).Count}} | Sort Cluster, Name

#Output Example
Cluster   Name                     Number of VMs
-------   ----                     -------------
          esxi6-nuc1.vcallaway.com             8
Cluster 2 esxi-01.vcallaway.com                1
Cluster 2 esxi-02.vcallaway.com                0
Cluster 2 esxi-03.vcallaway.com                2

If you want to pipe out the result to a file simply add:

 | Export-CSV -NoTypeInformation C:\path_to_output_directory

Number of VM’s per Datastore

#Command
Get-Datastore | Select Name, @{N="Num of VMs";E={@($_ | Get-VM).Count}} | Sort Name

#Output Example
Name                 Num of VMs
----                 -----
datastore1               0
datastore1 (1)           0
datastore1 (2)           0
iSCSI_Cluster_LUN1       1
iSCSI_Cluster_LUN2       0
iSCSI_Cluster_LUN3       1
iSCSI_Datastore_1        0
NFS_Datastore_1          0
NUC1 Local Datastore     8
vsanDatastore            1

Check Host’s NTP Server Settings and is the Service Running?

#Command
Get-VMHost |Sort Name|Select Name, @{N=“NTPServer“;E={$_ |Get-VMHostNtpServer}}, @{N=“Service is Running?“;E={(Get-VmHostService -VMHost $_ |Where-Object {$_.key-eq “ntpd“}).Running}}

#Output Example
Name                     NTPServer                             Service is Running?
----                     ---------                             --------------
esxi-01.vcallaway.com    {time.vmware.com, time.windows.com}             True
esxi-02.vcallaway.com    {time.vmware.com, time.microsoft.com}           True
esxi-03.vcallaway.com    {time.microsoft.com, time.vmware.com}           True
esxi6-nuc1.vcallaway.com {time.vmware.com, time.windows.com}             True