I was recently required to configure the time configuration on multiple ESXi hosts in a number of clusters, with the below requirements: Set the NTP Server(s) Enable firewall service to permit outbound connections for the NTP client. Start the NTP Daemon service Configure the NTP Daemon service startup policy to be ‘start and stop with host’ … More PowerCLI: Configuring NTP Service on ESXi Hosts
In order to change the root password of an ESXi Host using PowerCLI, firstly you will need to connect to the host in question as the root user: Connect-VIServer esxi1.domain.local-User root-Password assdKIUU1235 Now by invoking the ‘Set-VMHostAccount’ cmdlet, we can change the root password as follows: Set-VMHostAccount –UserAccount root –Password 123GHYJ!rys
I was recently looking to retrieve a list of DRS rules in each cluster managed by a single vCenter server and to export the output using PowerCLI. The script will be required to be invoked as a scheduled task and therefore we will specify two paramaters. Firstly the VI Server we will be required to establish … More PowerCLI: Retrieving DRS rules
There are a number of operations management tools available which can allow you to discover virtual machines which can be categorised as idle, where they continue to run with a low utilisation profile and can be part of the overall VM sprawl in your environment. I was recently investigating how to retrieve Idle VMs based … More PowerCLI: Discover Idle VMs
The below script block will retrieve VMs where either or both CPU and Memory reservation has been configured and return the value by using the Get-VM cmdlet and retriving the value of both the ‘ExtensionData.ResourceConfig.CpuAllocation.Reservation’ and ‘ExtensionData.ResourceConfig.MemoryAllocation.Reservation’ properties. $VMs = Get-VM | Where-Object {$_.ExtensionData.ResourceConfig.MemoryAllocation.Reservation -ne “0” -or $_.ExtensionData.ResourceConfig.CpuAllocation.Reservation -ne “0”} ForEach ($VM in $VMs) … More PowerCLI: Retrieve VMs where CPU or Memory Reservation has been enabled
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