SNIP | VMware - Host - Re-scan storage
#HBA
Get-Cluster -Name <ClusterName> | Get-VMHost | Get-VMHostStorage -RescanAllHba
#VMFS
Get-Cluster -Name <ClusterName> | Get-VMHost | Get-VMHostStorage -RescanVmfs
#Both
Get-Cluster -Name <ClusterName> | Get-VMHost | Get-VMHostStorage -RescanAllHba -RescanVmfs