认识Tomcat的日志:catalina.out、localhost、manager、localhost_access_log

一般的web服务器有两部分日志:

  1. 一是运行中的日志catalina.out,它主要记录运行的一些信息,尤其是一些异常错误日志信息。
  2. 二是访问日志信息access.`date +%F`.log,它记录的访问的时间,IP,访问的资料等相关信息。

日志类别

localhost.Y-M-D.log  

  • 经常用到的文件之一 ,程序异常没有被捕获的时候抛出的地方
  • Tomcat下内部代码丢出的日志jsp页面内部错误的异常,org.apache.jasper.runtime.HttpJspBase.service类丢出的,日志信息就在该文件!)
  • 应用初始化(listener, filter, servlet)未处理的异常最后被tomcat捕获而输出的日志,而这些未处理异常最终会导致应用无法启动。

catalina.out

  • catalina.out其实是tomcat的标准输出(stdout)和标准出错(stderr),
  • 这是在tomcat的启动脚本里指定的,如果没有修改的话stdoutstderr会重定向到这里。所以我们在应用里使用System.out打印的东西都会到这里来。
  • 另外,如果我们在应用里使用其他的日志框架,配置了向Console输出的,则也会在这里出现。
  • 比如以logback为例,如果配置ch.qos.logback.core.ConsoleAppender则会输出到catalina.out里。

catalina.Y-M-D.log 

  • tomcat自己运行的一些日志,这些日志还会输出到catalina.out
  • 但是应用向console输出的日志不会输出到catalina.{yyyy-MM-dd}.log

manager.Y-M-D.log

管理的日志

host-manager.Y-M-D.log

虚拟主机方面

localhost_access_log.Y-M-D.txt

tomcat访问日志记录,需要配置

日志的级别

SEVERE (highest value) > WARNING > INFO > CONFIG > FINE > FINER > FINEST (lowest value)

日志级别的设置

修改 conf/logging.properties 中的内容,设定某类日志的级别

设置 catalina 日志的级别为: FINE

1catalina.org.apache.juli.FileHandler.level = FINE

禁用 catalina 日志的输出:

1catalina.org.apache.juli.FileHandler.level = OFF

catalina 所有的日志消息均输出:

1catalina.org.apache.juli.FileHandler.level = ALL

logging.properties 配置详解

  1. # Licensed to the Apache Software Foundation (ASF) under one or more
  2. # contributor license agreements. See the NOTICE file distributed with
  3. # this work for additional information regarding copyright ownership.
  4. # The ASF licenses this file to You under the Apache License, Version 2.0
  5. # (the "License"); you may not use this file except in compliance with
  6. # the License. You may obtain a copy of the License at
  7. #
  8. # http://www.apache.org/licenses/LICENSE-2.0
  9. #
  10. # Unless required by applicable law or agreed to in writing, software
  11. # distributed under the License is distributed on an "AS IS" BASIS,
  12. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. # See the License for the specific language governing permissions and
  14. # limitations under the License.
  15.  
  16.  
  17.  
  18. #可配置项(5类日志):catalina、localhost、manager、admin、host-manager
  19. handlers = 1catalina.org.apache.juli.AsyncFileHandler, 2localhost.org.apache.juli.AsyncFileHandler, 3manager.org.apache.juli.AsyncFileHandler, 4host-manager.org.apache.juli.AsyncFileHandler, java.util.logging.ConsoleHandler
  20.  
  21. .handlers = 1catalina.org.apache.juli.AsyncFileHandler, java.util.logging.ConsoleHandler
  22.  
  23. ############################################################
  24. # Handler specific properties.
  25. # Describes specific configuration info for Handlers.
  26. ############################################################
  27.  
  28.  
  29. #日志输出级别:SEVERE (最高级别) > WARNING > INFO > CONFIG > FINE > FINER(精心) > FINEST (所有内容,最低级别)
    #配置文件使catalina日志输出级别为FINE
  30. 1catalina.org.apache.juli.AsyncFileHandler.level = FINE
  31. #catalina文件输出位置
  32. 1catalina.org.apache.juli.AsyncFileHandler.directory = ${catalina.base}/logs
  33. #catalina日志前缀为catalina
  34. 1catalina.org.apache.juli.AsyncFileHandler.prefix = catalina.
  35.  
  36. #配置文件使localhost日志输出级别为FINE
  37. 2localhost.org.apache.juli.AsyncFileHandler.level = FINE
  38. #localhost文件输出位置
  39. 2localhost.org.apache.juli.AsyncFileHandler.directory = ${catalina.base}/logs
  40. #localhost日志前缀为localhost
  41. 2localhost.org.apache.juli.AsyncFileHandler.prefix = localhost.
  42.  
  43. #配置文件使manager日志输出级别为FINE
  44. 3manager.org.apache.juli.AsyncFileHandler.level = FINE
  45. #manager文件输出位置
  46. 3manager.org.apache.juli.AsyncFileHandler.directory = ${catalina.base}/logs
  47. #manager日志前缀为manager
  48. 3manager.org.apache.juli.AsyncFileHandler.prefix = manager.
  49.  
  50. #配置文件使host-manager日志输出级别为FINE
  51. 4host-manager.org.apache.juli.AsyncFileHandler.level = FINE
  52. #host-manager文件输出位置
  53. 4host-manager.org.apache.juli.AsyncFileHandler.directory = ${catalina.base}/logs
  54. #host-manager日志前缀为host-manager
  55. 4host-manager.org.apache.juli.AsyncFileHandler.prefix = host-manager.
  56.  
  57. #配置文件使控制台日志输出级别为FINE
  58. java.util.logging.ConsoleHandler.level = FINE
  59. #控制台日志输出格式
  60. java.util.logging.ConsoleHandler.formatter = org.apache.juli.OneLineFormatter
  61.  
  62.  
  63. ############################################################
  64. # Facility specific properties.
  65. # Provides extra control for each logger.
  66. ############################################################
  67.  
  68. #localhost日志文件输出级别为INFO
  69. org.apache.catalina.core.ContainerBase.[Catalina].[localhost].level = INFO
  70. #localhost日志文件输出处理类2localhost.org.apache.juli.FileHandler
  71. org.apache.catalina.core.ContainerBase.[Catalina].[localhost].handlers = 2localhost.org.apache.juli.AsyncFileHandler
  72.  
  73. #manager日志文件输出级别为INFO
  74. org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/manager].level = INFO
  75. #manager日志文件输出处理类3manager.org.apache.juli.FileHandler
  76. org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/manager].handlers = 3manager.org.apache.juli.AsyncFileHandler
  77.  
  78. #host-manager日志文件输出级别为INFO
  79. org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/host-manager].level = INFO
  80. #host-manager日志文件输出处理类4host-manager.org.apache.juli.FileHandler
  81. org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/host-manager].handlers = 4host-manager.org.apache.juli.AsyncFileHandler
  82.  
  83. # For example, set the org.apache.catalina.util.LifecycleBase logger to log
  84. # each component that extends LifecycleBase changing state:
  85. #org.apache.catalina.util.LifecycleBase.level = FINE
  86.  
  87. # To see debug messages in TldLocationsCache, uncomment the following line:
  88. #org.apache.jasper.compiler.TldLocationsCache.level = FINE

 

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