Open renxuefeng opened 3 weeks ago
你现在已经把问题矛头,放在FreeSql上面了。
提示已经很明显了,检查网络情况。特别是在报错的时候,你应该在程序中启动一份代码,用原生ado.net访问数据库测试的代码。
@2881099 你好,都是在获取池子里连接的时候报异常
System.OperationCanceledException: The operation was canceled. at Microsoft.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) at Microsoft.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource
1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
at Microsoft.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) at Microsoft.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource
1 retry, DbConnectionOptions userOptions)
at Microsoft.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource1 retry, SqlConnectionOverrides overrides) at Microsoft.Data.SqlClient.SqlConnection.InternalOpenAsync(CancellationToken cancellationToken) --- End of stack trace from previous location --- at FreeSql.Internal.CommonProvider.DbConnectionStringPool.GetAsync() at FreeSql.Internal.CommonProvider.AdoProvider.ExecuteReaderMultipleAsync(Int32 multipleResult, DbConnection connection, DbTransaction transaction, Func
3 fetchHandler, Action2 schemaHandler, CommandType cmdType, String cmdText, Int32 cmdTimeout, DbParameter[] cmdParms, CancellationToken cancellationToken)
业务请求量大的时候会出现,请问要加测试代码加在哪里?
提示操作被取消了,检查程序逻辑执行顺序。
问题描述:
UseAdoConnectionPool(false)时报
UseAdoConnectionPool(true)时报
看着像是获取不到数据库连接了,但查询阿里云SQL server时连接数并不高,100左右 连接字符串里尝试配置了
无效果问题依然存在,异常基本都出现在业务高峰时段
数据库版本
阿里云RDS SQL Server 2016 标准版
安装的Nuget包
3.2.815
.net framework/. net core? 及具体版本
.netcore 6.0