tests/Test-CmDatabaseSize.ps1
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function Test-CmDatabaseSize { [CmdletBinding()] param ( [parameter()][string] $TestName = "Database Size", [parameter()][string] $TestGroup = "database", [parameter()][string] $TestCategory = "CM", [parameter()][string] $Description = "Validate CM site database file size", [parameter()][hashtable] $ScriptParams ) try { $startTime = (Get-Date) [int]$maxUtilization = Get-CmHealthDefaultValue -KeySet "sqlserver:DatabaseFileSizeMaxPercent" -DataSet $CmHealthConfig [int]$PerDevData = Get-CmHealthDefaultValue -KeySet "sqlserver:DataSizePerCMClientMB" -DataSet $CmHealthConfig $maxUtilization = $maxUtilization * 0.1 $devData = $PerDevData * 1MB Write-Log -Message "Max Utilization Percent = $maxUtilization" Write-Log -Message "Per Device Data MB = $PerDevData" [System.Collections.Generic.List[PSObject]]$tempdata = @() # for detailed test output to return if needed $stat = "PASS" $except = "WARNING" $msg = "Correct configuration" $query = "select distinct ResourceID,Name0 from v_R_System" $devices = Get-CmSqlQueryResult -Query $query -Params $ScriptParams Write-Log -Message "calculating expected space requirements" $devSizeMB = (($devices.Count * $devData) + $devData) / 1MB $recSize = $devSizeMB * $maxUtilization Write-Log -Message "expected space: $devSizeMB MB (at $($devices.Count) devices)" if ($null -ne $ScriptParams.Credential) { $dbSizeMB = (Get-DbaDatabase -SqlInstance $ScriptParams.SqlInstance -Database $ScriptParams.Database -SqlCredential $ScriptParams.Credential).SizeMB } else { $dbSizeMB = (Get-DbaDatabase -SqlInstance $ScriptParams.SqlInstance -Database $ScriptParams.Database).SizeMB } Write-Log -Message "rounding result to precision 2" $dbSizeMB = [math]::Round($dbSizeMB,2) Write-Log -Message "actual space: $dbSizeMB MB" $pct = [math]::Round(($devSizeMB / $dbSizeMB) * 100, 1) Write-Log -Message "actual utilization: $pct`%" if ($pct -gt $recSize) { $stat = $except $msg = "Current DB size is $dbSizeMB MB ($pct percent of recommended). Recommended: $recSize MB" } else { $msg = "Current DB size is $dbSizeMB MB ($pct percent of recommended). Recommended: $recSize MB" } } catch { $stat = 'ERROR' $msg = $_.Exception.Message -join ';' } finally { $([pscustomobject]@{ TestName = $TestName TestGroup = $TestGroup Category = $TestCategory TestData = $tempdata Description = $Description Status = $stat Message = $msg RunTime = $(Get-RunTime -BaseTime $startTime) Credential = $(if($ScriptParams.Credential){$($ScriptParams.Credential).UserName} else { $env:USERNAME }) }) } } |