Home
  •  

MSSQL 2014: 資料庫引擎 Average Wait Time (毫秒)

Microsoft.SQLServer.2014.DBEngine.AverageWaitTime.Collection (Rule)

SQL 2014 資料庫引擎平均等候時間效能集合規則

Knowledge Base article:

摘要

SQL 2014 DBEngine 的 Average Wait Time (ms)

造成等候的各個鎖定要求之平均等候時間 (毫秒)。此計數器是根據資料庫引擎計數器，而且單一 SQL 執行個體的所有資料庫都具有相同的值。

這是取得鎖定的平均等候時間 (以毫秒為單位)。這個值越低越好。如果此值高於 500，就表示可能發生封鎖情況，而且您必須找出封鎖的原因並加以修正。

可覆寫的參數

名稱

描述

預設值

已啟用

啟用或停用該工作流程。

是

頻率 (秒)

執行工作流程的週期性時間間隔 (秒)。

900

Element properties:

TargetMicrosoft.SQLServer.2014.DBEngine
CategoryPerformanceCollection
EnabledTrue
Instance Name$Target/Property[Type="SQL2014Core!Microsoft.SQLServer.2014.DBEngine"]/PerformanceCounterObject$:Locks
Counter NameAverage Wait Time (ms)
Frequency900
Alert GenerateFalse
RemotableTrue

Member Modules:

ID Module Type TypeId RunAs 
DS DataSource System.Performance.DataProvider Microsoft.SQLServer.2014.SQLProbeAccount
PerfMapper ConditionDetection System.Performance.DataGenericMapper Default
WriteToDB WriteAction Microsoft.SystemCenter.CollectPerformanceData Default
WriteToDW WriteAction Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData Default

Source Code:

<Rule ID="Microsoft.SQLServer.2014.DBEngine.AverageWaitTime.Collection" Enabled="true" Target="SQL2014Core!Microsoft.SQLServer.2014.DBEngine" ConfirmDelivery="false" Remotable="true" Priority="Normal" DiscardLevel="100">

  <Category>PerformanceCollection</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="SystemPerf!System.Performance.DataProvider" RunAs="SQL2014Core!Microsoft.SQLServer.2014.SQLProbeAccount">

      <ComputerName>$Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</ComputerName>

      <CounterName>Average Wait Time (ms)</CounterName>

      <ObjectName>$Target/Property[Type="SQL2014Core!Microsoft.SQLServer.2014.DBEngine"]/PerformanceCounterObject$:Locks</ObjectName>

      <InstanceName>_Total</InstanceName>

      <AllInstances>false</AllInstances>

      <Frequency>900</Frequency>

    </DataSource>

  </DataSources>

  <ConditionDetection ID="PerfMapper" TypeID="SystemPerf!System.Performance.DataGenericMapper">

    <ObjectName>SQL DB Engine:Locks</ObjectName>

    <CounterName>$Data/CounterName$</CounterName>

    <InstanceName>$Data/InstanceName$</InstanceName>

    <Value>$Data/Value$</Value>

  </ConditionDetection>

  <WriteActions>

    <WriteAction ID="WriteToDB" TypeID="SC!Microsoft.SystemCenter.CollectPerformanceData"/>

    <WriteAction ID="WriteToDW" TypeID="SCDW!Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData"/>

  </WriteActions>

</Rule>