tests/Test-CmCollectionRefresh.ps1
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<#
.NOTES Adapted from example: Source: https://model-technology.com/blog/troubleshooting-slow-collection-evaluation-in-sccm-2012-part-3-aka-how-to-identify-collection-update-loitering/ By original author: Steve Bowman #> function Test-CmCollectionRefresh { [CmdletBinding()] param ( [parameter()][string] $TestName = "Collection Refresh Performance", [parameter()][string] $TestGroup = "configuration", [parameter()][string] $Description = "Validate Collections refresh impact on performance", [parameter()][hashtable] $ScriptParams ) try { $startTime = (Get-Date) [int]$maxcolls = Get-CmHealthDefaultValue -KeySet "configmgr:MaxCollectionRefreshCount" -DataSet $CmHealthConfig Write-Verbose "max collections allowed = $maxcolls" [System.Collections.Generic.List[PSObject]]$tempdata = @() # for detailed test output to return if needed $stat = "PASS" $except = "WARNING" $msg = "No issues found" $query = "Select (case when RefreshType = 1 then 'Manual' when RefreshType = 2 then 'Scheduled' when RefreshType = 4 then 'Incremental' when RefreshType = 6 then 'Scheduled and Incremental' else 'Unknown' end) as RefreshType, SiteID, CollectionName, MemberCount, case when CollectionType = 2 then 'Device' from v_Collections where RefreshType in (2,4,6) order by CollectionName" $res = Get-CmSqlQueryResult -Query $query -Params $ScriptParams if ($res.Count -gt $maxcolls) { $stat = $except $msg = "$($cc.Count) collections are set to incremental and/or scheduled refresh." $msg += "Maximum recommended limit is $maxcolls" $res | Foreach-Object { $tempdata.Add( [pscustomobject]@{ ID = $_.SiteID Name = $_.CollectionName Type = $_.CollectionType RefreshType = $_.RefreshType Members = $_.MemberCount } ) } } } catch { $stat = 'ERROR' $msg = $_.Exception.Message -join ';' } finally { Write-Output $([pscustomobject]@{ TestName = $TestName TestGroup = $TestGroup TestData = $tempdata Description = $Description Status = $stat Message = $msg RunTime = $(Get-RunTime -BaseTime $startTime) Credential = $(if($ScriptParams.Credential){$($ScriptParams.Credential).UserName} else { $env:USERNAME }) }) } } |