Connect-ViServer <vCenter FQDN>
Get-VMHost | Select-Object Name
(get-log -vmhost <ESXi FQDN/IP> -key vmkernel).Entries | Where-object -FilterScript {$_ -like “warning“} | out-gridview
for search on all Host Log
(Get-Datacenter -Name <datacenter name> | get-vmhost | get-log -key vmkernel) | select host,entries | Where-object -FilterScript {$_.Entries -like "*NTPclock*"}