[英]Log4net randomly stops logging
我在服务的事件日志中收到以下消息:
Exception: System.NullReferenceException
Message: Object reference not set to an instance of an object.
StackTrace:
at log4net.Appender.RollingFileAppender.AdjustFileBeforeAppend() in C:\Projects\Framework\log4net-1.2.11\src\Appender\RollingFileAppender.cs:line 609
at log4net.Appender.RollingFileAppender.Append(LoggingEvent loggingEvent) in C:\Projects\Framework\log4net-1.2.11\src\Appender\RollingFileAppender.cs:line 562
at LSports.Common.Logger.Appenders.AsynchronousFileAppender.LogMessages() in d:\tfsV3\Dev\Common\Logger\LSports.Common.Logger\Appenders\AsynchronousFileAppender .cs:line 63
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
我在系统中除Web服务之外的更多项目中使用了log4net,它也被随机卡在了那里。
我查看了发生异常的log4net的源文件,它在尝试执行文件滚动时发生
if (m_rollSize)
{
/* this line*/ if ((File != null) && ((CountingQuietTextWriter)QuietWriter).Count >= m_maxFileSize)
{
RollOverSize();
}
}
是什么原因造成的? 它只是随机发生
经过大量搜索后,我终于找到了问题,由于试图向控制台打印错误,log4net实际上挂起,并且我的应用程序被隐藏,因此无法打印到控制台,只是停止了称为log4net的线程。
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