Percent log used check

checks/Database.Tests.ps1

@@ -564,6 +564,30 @@ $ExcludedDatabases += $ExcludeDatabase
         }
     }
 
+
+    Describe "Log File percent used" -Tags LogfilePercentUsed, Medium, $filename {
+        $LogFilePercentage = Get-DbcConfigValue policy.database.logfilepercentused
+        if ($NotContactable -contains $psitem) {
+            Context "Testing Log File percent used for $psitem" {
+                It "Can't Connect to $Psitem" {
+                    $true | Should -BeFalse -Because "The instance should be available to be connected to!"
+                }
+            }
+        }
+        else {
+            Context "Testing Log File percent used for $psitem" {
+                $InstanceSMO.Databases.Where{ $(if ($Database) { $PsItem.Name -in $Database }else { $ExcludedDatabases -notcontains $PsItem.Name }) -and ($Psitem.IsAccessible -eq $true) }.ForEach{
+                    $LogFiles = Get-DbaDbSpace -SqlInstance $psitem.Parent.Name -Database $psitem.Name | Where-Object {$_.FileType -eq "LOG"} 
+                    $DatabaseName = $psitem.Name
+                    $CurrentLogFilePercentage = ($LogFiles | Measure-Object -Property PercentUsed -Maximum).Maximum
+                    It "Database $DatabaseName Should have  apercentage used lower than $LogFilePercentage% on $($psitem.Parent.Name)" {
+                        $CurrentLogFilePercentage | Should -BeLessThan $LogFilePercentage -Because "Check backup strategy, open transactions, CDC, Replication and HADR solutions "
+                    }
+                }
+            }
+        }
+    }
+
     Describe "Virtual Log Files" -Tags VirtualLogFile, Medium, $filename {
         $vlfmax = Get-DbcConfigValue policy.database.maxvlf
         if ($NotContactable -contains $psitem) {

internal/configurations/DbcCheckDescriptions.json

@@ -119,6 +119,10 @@
         "UniqueTag": "LogfileSize",
         "Description": "Tests that the database log files are less than the specified percentage of the specified comparison (maximum size or average - default is average) of the data file size (default 100)"
     },
+    {
+        "UniqueTag": "LogfilePercentUsed",
+        "Description": "Tests that the database percent log file used is less than the specified percentage (default 75)"
+    },
     {
         "UniqueTag": "FutureFileGrowth",
         "Description": "Tests if a database (except for those specified to be skipped explicitly) has free space less than the specified percentage (default 20)"

internal/configurations/configuration.ps1

@@ -163,6 +163,7 @@ Set-PSFConfig -Module dbachecks -Name policy.database.filegrowthdaystocheck -Val
 Set-PSFConfig -Module dbachecks -Name policy.database.trustworthyexcludedb -Value @() -Initialize -Description "A List of databases that we do not want to check for Trustworthy being on"
 Set-PSFConfig -Module dbachecks -Name policy.database.duplicateindexexcludedb -Value @('msdb','ReportServer','ReportServerTempDB') -Initialize -Description "A List of databases we do not want to check for Duplicate Indexes"
 Set-PSFConfig -Module dbachecks -Name policy.database.clrassembliessafeexcludedb -Value @() -Initialize -Description " A List of database what we do not want to check for SAFE CLR Assemblies"
+Set-PSFConfig -Module dbachecks -Name policy.database.logfilepercentused -Value 75 -Initialize -Description " The % log used we should stay below"
 
 # Policy for Ola Hallengren Maintenance Solution
 Set-PSFConfig -Module dbachecks -name policy.ola.installed -Validation bool -Value $true -Initialize -Description "Checks to see if Ola Hallengren solution is installed"