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MySQL 서버 쿼리 캐시 적중률 수집

Microsoft.MySQLServer.ManagedServer.Unix.QueryCacheHitPct.Collection (Rule)

이 규칙은 쿼리 캐시의 현재 적중률을 수집합니다.

Knowledge Base article:

요약

이 규칙은 MySQL Server\ Query Cache Hit Pct 성능 카운터에 대한 성능 데이터를 수집합니다. 수집된 값은 성능 보기에서 확인할 수 있습니다. 이 메트릭은 MySQL 서버에 의한 총 쿼리 캐시 적중률을 표시합니다.

Element properties:

TargetMicrosoft.MySQLServer.ManagedServer.Unix
CategoryPerformanceCollection
EnabledTrue
Alert GenerateFalse
RemotableTrue

Member Modules:

ID Module Type TypeId RunAs 
DS DataSource Microsoft.Oss.WSMan.PerfCounterProvider Default
WriteToDB WriteAction Microsoft.SystemCenter.CollectPerformanceData Default
WriteToDW WriteAction Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData Default

Source Code:

<Rule ID="Microsoft.MySQLServer.ManagedServer.Unix.QueryCacheHitPct.Collection" Target="Microsoft.MySQLServer.ManagedServer.Unix" Remotable="true" Enabled="onStandardMonitoring">

  <Category>PerformanceCollection</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="Oss!Microsoft.Oss.WSMan.PerfCounterProvider">

      <Interval>300</Interval>

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

      <Uri>http://schemas.microsoft.com/wbem/wscim/1/cim-schema/2/MySQL_ServerStatistics?__cimnamespace=root/mysql</Uri>

      <Filter/>

      <SplitItems>true</SplitItems>

      <ObjectName>MySQL Server</ObjectName>

      <CounterName>Query Cache Hit Pct</CounterName>

      <InstanceName>$Data/WsManData/*[local-name(.)='MySQL_ServerStatistics']/*[local-name(.)='InstanceID']$</InstanceName>

      <Value>$Data/WsManData/*[local-name(.)='MySQL_ServerStatistics']/*[local-name(.)='QCacheHitPct']$</Value>

    </DataSource>

  </DataSources>

  <WriteActions>

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

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

  </WriteActions>

</Rule>