# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Define some default values that can be overridden by system properties
hadoop.root.logger=INFO,console
hadoop.log.dir=.
hadoop.log.file=hadoop.log

# Define the root logger to the system property "hadoop.root.logger".
log4j.rootLogger=${hadoop.root.logger}, EventCounter

# Logging Threshold
log4j.threshhold=ALL

#
# Daily Rolling File Appender
#

log4j.appender.DRFA=org.apache.log4j.DailyRollingFileAppender
log4j.appender.DRFA.File=${hadoop.log.dir}/${hadoop.log.file}

#
# CHUKWA
#
log4j.appender.DRFA=org.apache.hadoop.chukwa.inputtools.log4j.ChukwaDailyRollingFileAppender
log4j.appender.DRFA.File=${hadoop.log.dir}/${hadoop.log.file}
log4j.appender.DRFA.recordType=HadoopLog
log4j.appender.DRFA.chukwaClientHostname=localhost
log4j.appender.DRFA.chukwaClientPortNum=9093


# Rollver at midnight
log4j.appender.DRFA.DatePattern=.yyyy-MM-dd

# 30-day backup
log4j.appender.DRFA.MaxBackupIndex=30
log4j.appender.DRFA.layout=org.apache.log4j.PatternLayout

# Pattern format: Date LogLevel LoggerName LogMessage
log4j.appender.DRFA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
# Debugging Pattern format
log4j.appender.DRFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n

#
# AUDIT LOGGING - All audit events are logged at INFO level
#
# CHUKWA AUDIT LOG

log4j.appender.DRFAAUDIT=org.apache.hadoop.chukwa.inputtools.log4j.ChukwaDailyRollingFileAppender
log4j.appender.DRFAAUDIT.File=${hadoop.log.dir}/audit.log
log4j.appender.DRFAAUDIT.recordType=HadoopLog
log4j.appender.DRFAAUDIT.chukwaClientHostname=localhost
log4j.appender.DRFAAUDIT.chukwaClientPortNum=9093
log4j.appender.DRFAAUDIT.DatePattern=.yyyy-MM-dd
log4j.appender.DRFAAUDIT.layout=org.apache.log4j.PatternLayout
log4j.appender.DRFAAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
log4j.logger.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=INFO,DRFAAUDIT
log4j.additivity.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=true

# ClientTrace (Shuffle bytes)
log4j.appender.MR_CLIENTTRACE=org.apache.hadoop.chukwa.inputtools.log4j.ChukwaDailyRollingFileAppender
log4j.appender.MR_CLIENTTRACE.File=${hadoop.log.dir}/mr_clienttrace.log
log4j.appender.MR_CLIENTTRACE.recordType=ClientTrace
log4j.appender.MR_CLIENTTRACE.chukwaClientHostname=localhost
log4j.appender.MR_CLIENTTRACE.chukwaClientPortNum=9093
log4j.appender.MR_CLIENTTRACE.DatePattern=.yyyy-MM-dd
log4j.appender.MR_CLIENTTRACE.layout=org.apache.log4j.PatternLayout
log4j.appender.MR_CLIENTTRACE.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
log4j.logger.org.apache.hadoop.mapred.TaskTracker.clienttrace=INFO,MR_CLIENTTRACE
log4j.additivity.org.apache.hadoop.mapred.TaskTracker.clienttrace=true

# ClientTrace (HDFS bytes)
log4j.appender.HDFS_CLIENTTRACE=org.apache.hadoop.chukwa.inputtools.log4j.ChukwaDailyRollingFileAppender
log4j.appender.HDFS_CLIENTTRACE.File=${hadoop.log.dir}/hdfs_clienttrace.log
log4j.appender.HDFS_CLIENTTRACE.recordType=ClientTrace
log4j.appender.HDFS_CLIENTTRACE.chukwaClientHostname=localhost
log4j.appender.HDFS_CLIENTTRACE.chukwaClientPortNum=9093
log4j.appender.HDFS_CLIENTTRACE.DatePattern=.yyyy-MM-dd
log4j.appender.HDFS_CLIENTTRACE.layout=org.apache.log4j.PatternLayout
log4j.appender.HDFS_CLIENTTRACE.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
log4j.logger.org.apache.hadoop.hdfs.server.datanode.DataNode.clienttrace=INFO,HDFS_CLIENTTRACE
log4j.additivity.org.apache.hadoop.hdfs.server.datanode.DataNode.clienttrace=true

#
# console
# Add "console" to rootlogger above if you want to use this 
#

log4j.appender.console=org.apache.log4j.ConsoleAppender
log4j.appender.console.target=System.err
log4j.appender.console.layout=org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p %c{2}: %m%n

#
# TaskLog Appender
#

#Default values
hadoop.tasklog.taskid=null
hadoop.tasklog.noKeepSplits=4
hadoop.tasklog.totalLogFileSize=100
hadoop.tasklog.purgeLogSplits=true
hadoop.tasklog.logsRetainHours=12

log4j.appender.TLA=org.apache.hadoop.chukwa.inputtools.log4j.TaskLogAppender
log4j.appender.TLA.recordType=TaskLog
log4j.appender.TLA.taskId=${hadoop.tasklog.taskid}
log4j.appender.TLA.totalLogFileSize=${hadoop.tasklog.totalLogFileSize}

log4j.appender.TLA.layout=org.apache.log4j.PatternLayout
log4j.appender.TLA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n

#
# Rolling File Appender
#

log4j.appender.RFA=org.apache.log4j.RollingFileAppender
log4j.appender.RFA.File=${hadoop.log.dir}/${hadoop.log.file}

# Logfile size and and 30-day backups
log4j.appender.RFA.MaxFileSize=1MB
log4j.appender.RFA.MaxBackupIndex=30

log4j.appender.RFA.layout=org.apache.log4j.PatternLayout
log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} - %m%n
log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n

# Custom Logging levels

log4j.logger.org.apache.hadoop.mapred.JobTracker=DEBUG
log4j.logger.org.apache.hadoop.mapred.TaskTracker=DEBUG
log4j.logger.org.apache.hadoop.fs.FSNamesystem=DEBUG

#
# Event Counter Appender
# Sends counts of logging messages at different severity levels to Hadoop Metrics.
#
log4j.appender.EventCounter=org.apache.hadoop.metrics.jvm.EventCounter

