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MySQL Server 表锁争用百分比收集

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

此规则收集表锁争用的当前百分比

Knowledge Base article:

摘要

此规则收集 MySQL Server\ Table Cache Lock Contention Pct 性能计数器的性能数据。可在性能视图中访问收集的值。此指标显示 MySQL Server 的表缓存锁争用的总百分比。

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.TableLockContentionPct.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>Table Lock Contention Pct</CounterName>

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

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

    </DataSource>

  </DataSources>

  <WriteActions>

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

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

  </WriteActions>

</Rule>