我一直注意到我们对Tomcat的大量生产部署，一些日志显示了在日志输出中“多日落后”的问题。 我们在8核服务器上安装了一个第三方供应商应用程序，它在Tomcat中总共运行9个应用程序，典型的20-30个并发用户的负载。
例如，在查看SOAP API日志请求时，我看到活动被logging如下：
[2013-11-25 01:16:01,102] Pay History 11/27/2013 has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:01,321] PRItemPayHist SALARY has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:01,759] Checkbook Item 11/27/2013 has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:01,868] PRItemEmployeeTaxHist Federal Income Tax has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:01,977] PRItemEmployeeTaxHist FICA Medicare has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:02,087] PRItemEmployeeTaxHist FICA Social Security has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:02,196] PRItemEmployeeTaxHist Maine State Income Tax has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:02,524] PRItemEmployerTaxHist FICA Medicare has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:02,634] PRItemEmployerTaxHist FICA Social Security has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:02,743] PRItemEmployerTaxHist WORKERS COMP has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:02,962] Checkbook Direct Deposit Item Co Checkbook Direct Deposit Item Co has been updated by Web API user Application User at 11/21/2013 06:27 PM [2013-11-25 01:16:03,071] updateArr updated: 11 time=5391 ms [2013-11-25 08:41:00,930] Unloaded from WEBAPI Server at 11/21/2013 10:16 PM 注意日志logging的时间是2013-11-25，但logging的细节是11/21/2013。 我对Tomcat和日志机制很陌生，但是这看起来很不寻常？ 日志logging可以在队列中备份吗？ 或者实际的networking请求在实际处理之前排队等待4天？