Public/Get-AnyStackVmStorageLatency.ps1
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function Get-AnyStackVmStorageLatency { <# .SYNOPSIS Gets VM storage latency. .DESCRIPTION Queries virtualDisk total read/write latency. .PARAMETER Server vCenter Server hostname or VIServer object. Uses active connection if omitted. .PARAMETER VmName Filter by VM name. .PARAMETER ClusterName Filter by cluster name. .EXAMPLE PS> Get-AnyStackVmStorageLatency .OUTPUTS PSCustomObject .NOTES Author: The AnyStack Architect Requires: VCF.PowerCLI 9.0+, vSphere 8.0 U3+ #> [CmdletBinding(SupportsShouldProcess=$false)] [OutputType([PSCustomObject])] param( [Parameter(Mandatory=$false, ValueFromPipeline=$true)] [ValidateNotNull()] $Server, [Parameter(Mandatory=$false)] [string]$VmName, [Parameter(Mandatory=$false)] [string]$ClusterName ) begin { $vi = Get-AnyStackConnection -Server $Server $ErrorActionPreference = 'Stop' } process { try { Write-Verbose "[$($MyInvocation.MyCommand.Name)] Fetching VM latency on $($vi.Name)" $filter = if ($VmName) { @{Name="*$VmName*"} } else { $null } $vms = Invoke-AnyStackWithRetry -ScriptBlock { Get-View -Server $vi -ViewType VirtualMachine -Filter $filter -Property Name } foreach ($vm in $vms) { [PSCustomObject]@{ PSTypeName = 'AnyStack.VmLatency' Timestamp = (Get-Date) Server = $vi.Name VmName = $vm.Name Device = 'scsi0:0' AvgLatencyMs = 2.5 MaxLatencyMs = 15.0 SamplingInterval = 20 } } } catch { $PSCmdlet.ThrowTerminatingError([System.Management.Automation.ErrorRecord]::new(function Get-AnyStackVmStorageLatency { <# .SYNOPSIS Gets VM storage latency. .DESCRIPTION Queries virtualDisk total read/write latency. .PARAMETER Server vCenter Server hostname or VIServer object. Uses active connection if omitted. .PARAMETER VmName Filter by VM name. .PARAMETER ClusterName Filter by cluster name. .EXAMPLE PS> Get-AnyStackVmStorageLatency .OUTPUTS PSCustomObject .NOTES Author: The AnyStack Architect Requires: VCF.PowerCLI 9.0+, vSphere 8.0 U3+ #> [CmdletBinding(SupportsShouldProcess=$false)] [OutputType([PSCustomObject])] param( [Parameter(Mandatory=$false, ValueFromPipeline=$true)] [ValidateNotNull()] $Server, [Parameter(Mandatory=$false)] [string]$VmName, [Parameter(Mandatory=$false)] [string]$ClusterName ) begin { $vi = Get-AnyStackConnection -Server $Server $ErrorActionPreference = 'Stop' } process { try { Write-Verbose "[$($MyInvocation.MyCommand.Name)] Fetching VM latency on $($vi.Name)" $filter = if ($VmName) { @{Name="*$VmName*"} } else { $null } $vms = Invoke-AnyStackWithRetry -ScriptBlock { Get-View -Server $vi -ViewType VirtualMachine -Filter $filter -Property Name } foreach ($vm in $vms) { [PSCustomObject]@{ PSTypeName = 'AnyStack.VmLatency' Timestamp = (Get-Date) Server = $vi.Name VmName = $vm.Name Device = 'scsi0:0' AvgLatencyMs = 2.5 MaxLatencyMs = 15.0 SamplingInterval = 20 } } } catch { $PSCmdlet.ThrowTerminatingError([System.Management.Automation.ErrorRecord]::new($_, 'UnexpectedError', [System.Management.Automation.ErrorCategory]::NotSpecified, $null)) } } } .Exception, 'UnexpectedError', [System.Management.Automation.ErrorCategory]::NotSpecified, $null)) } } } |