kafka log4j配置

kafka日志文件分为5种类型，依次为：controller,kafka-request,server,state-change,log-cleaner，不同类型log数据，写到不同文件中:

区别于config/server.properties中的log.dirs参数。

   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:  kafka.logs.dir=logs
  17:
  18:  log4j.rootLogger=INFO, stdout
  19:
  20:  log4j.appender.stdout=org.apache.log4j.ConsoleAppender
  21:  log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
  22:  log4j.appender.stdout.layout.ConversionPattern=[%d] %p %m (%c)%n
  23:
  24:  log4j.appender.kafkaAppender=org.apache.log4j.DailyRollingFileAppender
  25:  log4j.appender.kafkaAppender.DatePattern='.'yyyy-MM-dd-HH
  26:  log4j.appender.kafkaAppender.File=${kafka.logs.dir}/server.log
  27:  log4j.appender.kafkaAppender.layout=org.apache.log4j.PatternLayout
  28:  log4j.appender.kafkaAppender.layout.ConversionPattern=[%d] %p %m (%c)%n
  29:
  30:  log4j.appender.stateChangeAppender=org.apache.log4j.DailyRollingFileAppender
  31:  log4j.appender.stateChangeAppender.DatePattern='.'yyyy-MM-dd-HH
  32:  log4j.appender.stateChangeAppender.File=${kafka.logs.dir}/state-change.log
  33:  log4j.appender.stateChangeAppender.layout=org.apache.log4j.PatternLayout
  34:  log4j.appender.stateChangeAppender.layout.ConversionPattern=[%d] %p %m (%c)%n
  35:
  36:  log4j.appender.requestAppender=org.apache.log4j.DailyRollingFileAppender
  37:  log4j.appender.requestAppender.DatePattern='.'yyyy-MM-dd-HH
  38:  log4j.appender.requestAppender.File=${kafka.logs.dir}/kafka-request.log
  39:  log4j.appender.requestAppender.layout=org.apache.log4j.PatternLayout
  40:  log4j.appender.requestAppender.layout.ConversionPattern=[%d] %p %m (%c)%n
  41:
  42:  log4j.appender.cleanerAppender=org.apache.log4j.DailyRollingFileAppender
  43:  log4j.appender.cleanerAppender.DatePattern='.'yyyy-MM-dd-HH
  44:  log4j.appender.cleanerAppender.File=${kafka.logs.dir}/log-cleaner.log
  45:  log4j.appender.cleanerAppender.layout=org.apache.log4j.PatternLayout
  46:  log4j.appender.cleanerAppender.layout.ConversionPattern=[%d] %p %m (%c)%n
  47:
  48:  log4j.appender.controllerAppender=org.apache.log4j.DailyRollingFileAppender
  49:  log4j.appender.controllerAppender.DatePattern='.'yyyy-MM-dd-HH
  50:  log4j.appender.controllerAppender.File=${kafka.logs.dir}/controller.log
  51:  log4j.appender.controllerAppender.layout=org.apache.log4j.PatternLayout
  52:  log4j.appender.controllerAppender.layout.ConversionPattern=[%d] %p %m (%c)%n
  53:
  54:  # Turn on all our debugging info
  55:  #log4j.logger.kafka.producer.async.DefaultEventHandler=DEBUG, kafkaAppender
  56:  #log4j.logger.kafka.client.ClientUtils=DEBUG, kafkaAppender
  57:  #log4j.logger.kafka.perf=DEBUG, kafkaAppender
  58:  #log4j.logger.kafka.perf.ProducerPerformance$ProducerThread=DEBUG, kafkaAppender
  59:  #log4j.logger.org.I0Itec.zkclient.ZkClient=DEBUG
  60:  log4j.logger.kafka=INFO, kafkaAppender
  61:
  62:  log4j.logger.kafka.network.RequestChannel$=WARN, requestAppender
  63:  log4j.additivity.kafka.network.RequestChannel$=false
  64:
  65:  #log4j.logger.kafka.network.Processor=TRACE, requestAppender
  66:  #log4j.logger.kafka.server.KafkaApis=TRACE, requestAppender
  67:  #log4j.additivity.kafka.server.KafkaApis=false
  68:  log4j.logger.kafka.request.logger=WARN, requestAppender
  69:  log4j.additivity.kafka.request.logger=false
  70:
  71:  log4j.logger.kafka.controller=TRACE, controllerAppender
  72:  log4j.additivity.kafka.controller=false
  73:
  74:  log4j.logger.kafka.log.LogCleaner=INFO, cleanerAppender
  75:  log4j.additivity.kafka.log.LogCleaner=false
  76:
  77:  log4j.logger.state.change.logger=TRACE, stateChangeAppender
  78:  log4j.additivity.state.change.logger=false