为什么我的WCF客户端有时会在尝试连接到localhost上的WCF服务时超时?

时间:2011-09-28 23:38:27

标签: c# .net wcf windows-services wcf-binding

我在Windows服务中托管了WCF服务。连接到它的客户端在同一台机器上,所以我希望它需要很长时间才能连接,绝对不会超时。出于某种原因,当我启动客户端并尝试连接到服务时,它会超时。这种情况偶尔发生,但足以令人讨厌,因为整个应用依赖于良好的服务连接。什么可能导致客户端在同一台机器上连接时服务超时?以下是来自主机和客户端的app.config文件。

这是客户端配置:

  <system.serviceModel>
<bindings>
  <wsDualHttpBinding>
    <binding name="WSDualHttpBinding_IWCFService" closeTimeout="00:00:10"
      openTimeout="00:00:10" receiveTimeout="00:10:00" sendTimeout="00:00:30"
      bypassProxyOnLocal="false" transactionFlow="false" hostNameComparisonMode="StrongWildcard"
      maxBufferPoolSize="524288" maxReceivedMessageSize="65536" messageEncoding="Text"
      textEncoding="utf-8" useDefaultWebProxy="true">
      <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
        maxBytesPerRead="4096" maxNameTableCharCount="16384" />
      <reliableSession ordered="true" inactivityTimeout="00:10:00" />
      <security mode="Message">
        <message clientCredentialType="Windows" negotiateServiceCredential="true"
          algorithmSuite="Default" />
      </security>
    </binding>
  </wsDualHttpBinding>
</bindings>
<client>
  <endpoint address="http://localhost:8731/Design_Time_Addresses/WCF/WCFService/"
    binding="wsDualHttpBinding" bindingConfiguration="WSDualHttpBinding_IWCFService"
    contract="WCFService.IWCFService" name="WSDualHttpBinding_IWCFService">
    <identity>
      <dns value="localhost" />
    </identity>
  </endpoint>
</client>

服务配置:

<system.serviceModel>
<services>
  <service name="WCF.WCFService" behaviorConfiguration="WCFBehavior">
    <endpoint address="" binding="wsDualHttpBinding" contract="WCF.IWCFService">
      <identity>
        <dns value="localhost" />
      </identity>
    </endpoint>
    <endpoint
      address="mex"
      binding="mexHttpBinding"
      bindingConfiguration=""
      contract="IMetadataExchange"/>
    <host>
      <baseAddresses>
        <add baseAddress="http://localhost:8731/Design_Time_Addresses/WCF/WCFService/" />
      </baseAddresses>
    </host>
  </service>
</services>
<behaviors>
  <serviceBehaviors>
    <behavior name="WCFBehavior">
      <serviceMetadata httpGetEnabled="true"/>
      <serviceDebug includeExceptionDetailInFaults="true" />
    </behavior>
  </serviceBehaviors>
</behaviors>

我能做些什么来使客户端更好地连接并使连接更稳定吗?改变绑定?什么?

1 个答案:

答案 0 :(得分:0)

尝试使用最初为本地调用设计的“netNamedPipeBinding”添加一个端点。

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