sql-server – 在Hyper-V中运行SQL Server时“等待操作超时”

每隔一段时间,当使用SQL Server的应用程序暂时无法访问时,会出现错误“等待操作超时”.当重新加载或重试访问数据库时,它似乎已“被唤醒”并且一如既往地快速.

有没有办法确保在这种环境下不会出现这种软睡眠模式？

添加

异常详细信息：System.ComponentModel.Win32Exception：等待操作超时

解决方法

exec sp_updatestats

令人难以置信的是,它解决了这个问题.

在执行命令之前的代码上面的错误.

[Win32Exception (0x80004005): The wait operation timed out]

[SqlException (0x80131904): Timeout expired.  The timeout period elapsed prior to completion of the operation or the server is not responding.]
   System.Data.SqlClient.SqlConnection.OnError(SqlException exception,Boolean breakConnection,Action`1 wrapCloseInAction) +1742110
   System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception,Action`1 wrapCloseInAction) +5279619
   System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj,Boolean callerHasConnectionLock,Boolean asyncClose) +242
   System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior,SqlCommand cmdHandler,SqlDataReader dataStream,BulkCopySimpleResultSet bulkCopyHandler,TdsParserStateObject stateObj,Boolean& dataReady) +1434
   System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() +61
   System.Data.SqlClient.SqlDataReader.get_MetaData() +90
   System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds,RunBehavior runBehavior,String resetOptionsString) +365
   System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior,Boolean returnStream,Boolean async,Int32 timeout,Task& task,Boolean asyncWrite) +1355
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior,String method,TaskCompletionSource`1 completion,Boolean asyncWrite) +175
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior,String method) +53
   System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior,String method) +134
   System.Data.SqlClient.SqlCommand.ExecuteDbDataReader(CommandBehavior behavior) +41
   System.Data.Common.DbCommand.System.Data.IDbCommand.ExecuteReader(CommandBehavior behavior) +10
   System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset,DataTable[] datatables,Int32 startRecord,Int32 maxRecords,String srcTable,IDbCommand command,CommandBehavior behavior) +140
   System.Data.Common.DbDataAdapter.Fill(DataSet dataSet,CommandBehavior behavior) +316
   System.Data.Common.DbDataAdapter.Fill(DataSet dataSet,String srcTable) +86
   System.Web.UI.WebControls.SqlDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +1482
   System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments,DataSourceViewSelectCallback callback) +21
   System.Web.UI.WebControls.DataBoundControl.PerformSelect() +138
   System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +30
   System.Web.UI.WebControls.BaseDataBoundControl.EnsureDataBound() +79
   System.Web.UI.WebControls.BaseDataBoundControl.OnPreRender(EventArgs e) +22
   System.Web.UI.Control.PreRenderRecursiveInternal() +83
   System.Web.UI.Control.PreRenderRecursiveInternal() +155
   System.Web.UI.Control.PreRenderRecursiveInternal() +155
   System.Web.UI.Control.PreRenderRecursiveInternal() +155
   System.Web.UI.Control.PreRenderRecursiveInternal() +155
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint,Boolean includeStagesAfterAsyncPoint) +974

（编辑：李大同）

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