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Posted to common-commits@hadoop.apache.org by el...@apache.org on 2012/03/29 23:00:36 UTC

svn commit: r1307106 - in /hadoop/common/trunk/hadoop-common-project/hadoop-common: CHANGES.txt src/main/bin/hadoop-daemon.sh src/main/conf/log4j.properties src/main/packages/templates/conf/hadoop-env.sh src/main/packages/templates/conf/log4j.properties

Author: eli
Date: Thu Mar 29 21:00:35 2012
New Revision: 1307106

URL: http://svn.apache.org/viewvc?rev=1307106&view=rev
Log:
HADOOP-8149. Cap space usage of default log4j rolling policy. Contributed by Patrick Hunt

Modified:
    hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
    hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh
    hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/conf/log4j.properties
    hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/hadoop-env.sh
    hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/log4j.properties

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt?rev=1307106&r1=1307105&r2=1307106&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt Thu Mar 29 21:00:35 2012
@@ -231,6 +231,9 @@ Release 2.0.0 - UNRELEASED 
     HADOOP-8216. Address log4j.properties inconsistencies btw main and
     template dirs. (Patrick Hunt via eli)
 
+    HADOOP-8149. Cap space usage of default log4j rolling policy.
+    (Patrick Hunt via eli)
+
   OPTIMIZATIONS
 
   BUG FIXES

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh?rev=1307106&r1=1307105&r2=1307106&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh Thu Mar 29 21:00:35 2012
@@ -107,8 +107,8 @@ fi
 
 # some variables
 export HADOOP_LOGFILE=hadoop-$HADOOP_IDENT_STRING-$command-$HOSTNAME.log
-export HADOOP_ROOT_LOGGER="INFO,DRFA"
-export HADOOP_SECURITY_LOGGER="INFO,DRFAS"
+export HADOOP_ROOT_LOGGER=${HADOOP_ROOT_LOGGER:-"INFO,RFA"}
+export HADOOP_SECURITY_LOGGER=${HADOOP_SECURITY_LOGGER:-"INFO,RFAS"}
 log=$HADOOP_LOG_DIR/hadoop-$HADOOP_IDENT_STRING-$command-$HOSTNAME.out
 pid=$HADOOP_PID_DIR/hadoop-$HADOOP_IDENT_STRING-$command.pid
 

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/conf/log4j.properties
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/conf/log4j.properties?rev=1307106&r1=1307105&r2=1307106&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/conf/log4j.properties (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/conf/log4j.properties Thu Mar 29 21:00:35 2012
@@ -21,7 +21,6 @@ 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
 
@@ -32,6 +31,25 @@ log4j.threshold=ALL
 log4j.appender.NullAppender=org.apache.log4j.varia.NullAppender
 
 #
+# Rolling File Appender - cap space usage at 5gb.
+#
+hadoop.log.maxfilesize=256MB
+hadoop.log.maxbackupindex=20
+log4j.appender.RFA=org.apache.log4j.RollingFileAppender
+log4j.appender.RFA.File=${hadoop.log.dir}/${hadoop.log.file}
+
+log4j.appender.RFA.MaxFileSize=${hadoop.log.maxfilesize}
+log4j.appender.RFA.MaxBackupIndex=${hadoop.log.maxbackupindex}
+
+log4j.appender.RFA.layout=org.apache.log4j.PatternLayout
+
+# Pattern format: Date LogLevel LoggerName LogMessage
+log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
+# Debugging Pattern format
+#log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n
+
+
+#
 # Daily Rolling File Appender
 #
 
@@ -85,54 +103,55 @@ log4j.appender.TLA.layout.ConversionPatt
 #Security appender
 #
 hadoop.security.logger=INFO,console
+hadoop.security.log.maxfilesize=256MB
+hadoop.security.log.maxbackupindex=20
 log4j.category.SecurityLogger=${hadoop.security.logger}
 hadoop.security.log.file=SecurityAuth.audit
+log4j.appender.RFAS=org.apache.log4j.RollingFileAppender 
+log4j.appender.RFAS.File=${hadoop.log.dir}/${hadoop.security.log.file}
+log4j.appender.RFAS.layout=org.apache.log4j.PatternLayout
+log4j.appender.RFAS.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
+log4j.appender.RFAS.MaxFileSize=${hadoop.security.log.maxfilesize}
+log4j.appender.RFAS.MaxBackupIndex=${hadoop.security.log.maxbackupindex}
+
+#
+# Daily Rolling Security appender
+#
 log4j.appender.DRFAS=org.apache.log4j.DailyRollingFileAppender 
 log4j.appender.DRFAS.File=${hadoop.log.dir}/${hadoop.security.log.file}
 log4j.appender.DRFAS.layout=org.apache.log4j.PatternLayout
 log4j.appender.DRFAS.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
 log4j.appender.DRFAS.DatePattern=.yyyy-MM-dd
 
-
 #
 # hdfs audit logging
 #
 hdfs.audit.logger=INFO,console
+hdfs.audit.log.maxfilesize=256MB
+hdfs.audit.log.maxbackupindex=20
 log4j.logger.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=${hdfs.audit.logger}
 log4j.additivity.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=false
-log4j.appender.DRFAAUDIT=org.apache.log4j.DailyRollingFileAppender
-log4j.appender.DRFAAUDIT.File=${hadoop.log.dir}/hdfs-audit.log
-log4j.appender.DRFAAUDIT.layout=org.apache.log4j.PatternLayout
-log4j.appender.DRFAAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
-log4j.appender.DRFAAUDIT.DatePattern=.yyyy-MM-dd
+log4j.appender.RFAAUDIT=org.apache.log4j.RollingFileAppender
+log4j.appender.RFAAUDIT.File=${hadoop.log.dir}/hdfs-audit.log
+log4j.appender.RFAAUDIT.layout=org.apache.log4j.PatternLayout
+log4j.appender.RFAAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
+log4j.appender.RFAAUDIT.MaxFileSize=${hdfs.audit.log.maxfilesize}
+log4j.appender.RFAAUDIT.MaxBackupIndex=${hdfs.audit.log.maxbackupindex}
 
 #
 # mapred audit logging
 #
 mapred.audit.logger=INFO,console
+mapred.audit.log.maxfilesize=256MB
+mapred.audit.log.maxbackupindex=20
 log4j.logger.org.apache.hadoop.mapred.AuditLogger=${mapred.audit.logger}
 log4j.additivity.org.apache.hadoop.mapred.AuditLogger=false
-log4j.appender.MRAUDIT=org.apache.log4j.DailyRollingFileAppender
+log4j.appender.MRAUDIT=org.apache.log4j.RollingFileAppender
 log4j.appender.MRAUDIT.File=${hadoop.log.dir}/mapred-audit.log
 log4j.appender.MRAUDIT.layout=org.apache.log4j.PatternLayout
 log4j.appender.MRAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
-log4j.appender.MRAUDIT.DatePattern=.yyyy-MM-dd
-
-#
-# 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
-
+log4j.appender.MRAUDIT.MaxFileSize=${mapred.audit.log.maxfilesize}
+log4j.appender.MRAUDIT.MaxBackupIndex=${mapred.audit.log.maxbackupindex}
 
 # Custom Logging levels
 
@@ -153,16 +172,19 @@ log4j.appender.EventCounter=org.apache.h
 # Job Summary Appender 
 #
 # Use following logger to send summary to separate file defined by 
-# hadoop.mapreduce.jobsummary.log.file rolled daily:
+# hadoop.mapreduce.jobsummary.log.file :
 # hadoop.mapreduce.jobsummary.logger=INFO,JSA
 # 
 hadoop.mapreduce.jobsummary.logger=${hadoop.root.logger}
 hadoop.mapreduce.jobsummary.log.file=hadoop-mapreduce.jobsummary.log
-log4j.appender.JSA=org.apache.log4j.DailyRollingFileAppender
+hadoop.mapreduce.jobsummary.log.maxfilesize=256MB
+hadoop.mapreduce.jobsummary.log.maxbackupindex=20
+log4j.appender.JSA=org.apache.log4j.RollingFileAppender
 log4j.appender.JSA.File=${hadoop.log.dir}/${hadoop.mapreduce.jobsummary.log.file}
+log4j.appender.JSA.MaxFileSize=${hadoop.mapreduce.jobsummary.log.maxfilesize}
+log4j.appender.JSA.MaxBackupIndex=${hadoop.mapreduce.jobsummary.log.maxbackupindex}
 log4j.appender.JSA.layout=org.apache.log4j.PatternLayout
 log4j.appender.JSA.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p %c{2}: %m%n
-log4j.appender.JSA.DatePattern=.yyyy-MM-dd
 log4j.logger.org.apache.hadoop.mapred.JobInProgress$JobSummary=${hadoop.mapreduce.jobsummary.logger}
 log4j.additivity.org.apache.hadoop.mapred.JobInProgress$JobSummary=false
 
@@ -174,7 +196,7 @@ log4j.additivity.org.apache.hadoop.mapre
 # Set the ResourceManager summary log level and appender
 #yarn.server.resourcemanager.appsummary.logger=INFO,RMSUMMARY
 
-# Appender for ResourceManager Application Summary Log - rolled daily
+# Appender for ResourceManager Application Summary Log
 # Requires the following properties to be set
 #    - hadoop.log.dir (Hadoop Log directory)
 #    - yarn.server.resourcemanager.appsummary.log.file (resource manager app summary log filename)
@@ -182,8 +204,9 @@ log4j.additivity.org.apache.hadoop.mapre
 
 #log4j.logger.org.apache.hadoop.yarn.server.resourcemanager.RMAppManager$ApplicationSummary=${yarn.server.resourcemanager.appsummary.logger}
 #log4j.additivity.org.apache.hadoop.yarn.server.resourcemanager.RMAppManager$ApplicationSummary=false
-#log4j.appender.RMSUMMARY=org.apache.log4j.DailyRollingFileAppender
+#log4j.appender.RMSUMMARY=org.apache.log4j.RollingFileAppender
 #log4j.appender.RMSUMMARY.File=${hadoop.log.dir}/${yarn.server.resourcemanager.appsummary.log.file}
+#log4j.appender.RMSUMMARY.MaxFileSize=256MB
+#log4j.appender.RMSUMMARY.MaxBackupIndex=20
 #log4j.appender.RMSUMMARY.layout=org.apache.log4j.PatternLayout
 #log4j.appender.RMSUMMARY.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
-#log4j.appender.RMSUMMARY.DatePattern=.yyyy-MM-dd

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/hadoop-env.sh
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/hadoop-env.sh?rev=1307106&r1=1307105&r2=1307106&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/hadoop-env.sh (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/hadoop-env.sh Thu Mar 29 21:00:35 2012
@@ -48,10 +48,10 @@ done
 export HADOOP_OPTS="-Djava.net.preferIPv4Stack=true $HADOOP_CLIENT_OPTS"
 
 # Command specific options appended to HADOOP_OPTS when specified
-export HADOOP_NAMENODE_OPTS="-Dhadoop.security.logger=INFO,DRFAS -Dhdfs.audit.logger=INFO,DRFAAUDIT $HADOOP_NAMENODE_OPTS"
-HADOOP_DATANODE_OPTS="-Dhadoop.security.logger=ERROR,DRFAS $HADOOP_DATANODE_OPTS"
+export HADOOP_NAMENODE_OPTS="-Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,RFAS} -Dhdfs.audit.logger=INFO,RFAAUDIT $HADOOP_NAMENODE_OPTS"
+export HADOOP_DATANODE_OPTS="-Dhadoop.security.logger=ERROR,RFAS $HADOOP_DATANODE_OPTS"
 
-export HADOOP_SECONDARYNAMENODE_OPTS="-Dhadoop.security.logger=INFO,DRFAS -Dhdfs.audit.logger=INFO,DRFAAUDIT $HADOOP_SECONDARYNAMENODE_OPTS"
+export HADOOP_SECONDARYNAMENODE_OPTS="-Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,RFAS} -Dhdfs.audit.logger=INFO,RFAAUDIT $HADOOP_SECONDARYNAMENODE_OPTS"
 
 # The following applies to multiple commands (fs, dfs, fsck, distcp etc)
 export HADOOP_CLIENT_OPTS="-Xmx128m $HADOOP_CLIENT_OPTS"

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/log4j.properties
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/log4j.properties?rev=1307106&r1=1307105&r2=1307106&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/log4j.properties (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/packages/templates/conf/log4j.properties Thu Mar 29 21:00:35 2012
@@ -21,7 +21,6 @@ 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
 
@@ -32,6 +31,25 @@ log4j.threshold=ALL
 log4j.appender.NullAppender=org.apache.log4j.varia.NullAppender
 
 #
+# Rolling File Appender - cap space usage at 5gb.
+#
+hadoop.log.maxfilesize=256MB
+hadoop.log.maxbackupindex=20
+log4j.appender.RFA=org.apache.log4j.RollingFileAppender
+log4j.appender.RFA.File=${hadoop.log.dir}/${hadoop.log.file}
+
+log4j.appender.RFA.MaxFileSize=${hadoop.log.maxfilesize}
+log4j.appender.RFA.MaxBackupIndex=${hadoop.log.maxbackupindex}
+
+log4j.appender.RFA.layout=org.apache.log4j.PatternLayout
+
+# Pattern format: Date LogLevel LoggerName LogMessage
+log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
+# Debugging Pattern format
+#log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n
+
+
+#
 # Daily Rolling File Appender
 #
 
@@ -85,54 +103,55 @@ log4j.appender.TLA.layout.ConversionPatt
 #Security appender
 #
 hadoop.security.logger=INFO,console
+hadoop.security.log.maxfilesize=256MB
+hadoop.security.log.maxbackupindex=20
 log4j.category.SecurityLogger=${hadoop.security.logger}
 hadoop.security.log.file=SecurityAuth.audit
+log4j.appender.RFAS=org.apache.log4j.RollingFileAppender 
+log4j.appender.RFAS.File=${hadoop.log.dir}/${hadoop.security.log.file}
+log4j.appender.RFAS.layout=org.apache.log4j.PatternLayout
+log4j.appender.RFAS.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
+log4j.appender.RFAS.MaxFileSize=${hadoop.security.log.maxfilesize}
+log4j.appender.RFAS.MaxBackupIndex=${hadoop.security.log.maxbackupindex}
+
+#
+# Daily Rolling Security appender
+#
 log4j.appender.DRFAS=org.apache.log4j.DailyRollingFileAppender 
 log4j.appender.DRFAS.File=${hadoop.log.dir}/${hadoop.security.log.file}
 log4j.appender.DRFAS.layout=org.apache.log4j.PatternLayout
 log4j.appender.DRFAS.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
 log4j.appender.DRFAS.DatePattern=.yyyy-MM-dd
 
-
 #
 # hdfs audit logging
 #
 hdfs.audit.logger=INFO,console
+hdfs.audit.log.maxfilesize=256MB
+hdfs.audit.log.maxbackupindex=20
 log4j.logger.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=${hdfs.audit.logger}
 log4j.additivity.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=false
-log4j.appender.DRFAAUDIT=org.apache.log4j.DailyRollingFileAppender
-log4j.appender.DRFAAUDIT.File=${hadoop.log.dir}/hdfs-audit.log
-log4j.appender.DRFAAUDIT.layout=org.apache.log4j.PatternLayout
-log4j.appender.DRFAAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
-log4j.appender.DRFAAUDIT.DatePattern=.yyyy-MM-dd
+log4j.appender.RFAAUDIT=org.apache.log4j.RollingFileAppender
+log4j.appender.RFAAUDIT.File=${hadoop.log.dir}/hdfs-audit.log
+log4j.appender.RFAAUDIT.layout=org.apache.log4j.PatternLayout
+log4j.appender.RFAAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
+log4j.appender.RFAAUDIT.MaxFileSize=${hdfs.audit.log.maxfilesize}
+log4j.appender.RFAAUDIT.MaxBackupIndex=${hdfs.audit.log.maxbackupindex}
 
 #
 # mapred audit logging
 #
 mapred.audit.logger=INFO,console
+mapred.audit.log.maxfilesize=256MB
+mapred.audit.log.maxbackupindex=20
 log4j.logger.org.apache.hadoop.mapred.AuditLogger=${mapred.audit.logger}
 log4j.additivity.org.apache.hadoop.mapred.AuditLogger=false
-log4j.appender.MRAUDIT=org.apache.log4j.DailyRollingFileAppender
+log4j.appender.MRAUDIT=org.apache.log4j.RollingFileAppender
 log4j.appender.MRAUDIT.File=${hadoop.log.dir}/mapred-audit.log
 log4j.appender.MRAUDIT.layout=org.apache.log4j.PatternLayout
 log4j.appender.MRAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
-log4j.appender.MRAUDIT.DatePattern=.yyyy-MM-dd
-
-#
-# 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
-
+log4j.appender.MRAUDIT.MaxFileSize=${mapred.audit.log.maxfilesize}
+log4j.appender.MRAUDIT.MaxBackupIndex=${mapred.audit.log.maxbackupindex}
 
 # Custom Logging levels
 
@@ -153,16 +172,19 @@ log4j.appender.EventCounter=org.apache.h
 # Job Summary Appender 
 #
 # Use following logger to send summary to separate file defined by 
-# hadoop.mapreduce.jobsummary.log.file rolled daily:
+# hadoop.mapreduce.jobsummary.log.file :
 # hadoop.mapreduce.jobsummary.logger=INFO,JSA
 # 
 hadoop.mapreduce.jobsummary.logger=${hadoop.root.logger}
 hadoop.mapreduce.jobsummary.log.file=hadoop-mapreduce.jobsummary.log
-log4j.appender.JSA=org.apache.log4j.DailyRollingFileAppender
+hadoop.mapreduce.jobsummary.log.maxfilesize=256MB
+hadoop.mapreduce.jobsummary.log.maxbackupindex=20
+log4j.appender.JSA=org.apache.log4j.RollingFileAppender
 log4j.appender.JSA.File=${hadoop.log.dir}/${hadoop.mapreduce.jobsummary.log.file}
+log4j.appender.JSA.MaxFileSize=${hadoop.mapreduce.jobsummary.log.maxfilesize}
+log4j.appender.JSA.MaxBackupIndex=${hadoop.mapreduce.jobsummary.log.maxbackupindex}
 log4j.appender.JSA.layout=org.apache.log4j.PatternLayout
 log4j.appender.JSA.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p %c{2}: %m%n
-log4j.appender.JSA.DatePattern=.yyyy-MM-dd
 log4j.logger.org.apache.hadoop.mapred.JobInProgress$JobSummary=${hadoop.mapreduce.jobsummary.logger}
 log4j.additivity.org.apache.hadoop.mapred.JobInProgress$JobSummary=false
 
@@ -174,7 +196,7 @@ log4j.additivity.org.apache.hadoop.mapre
 # Set the ResourceManager summary log level and appender
 #yarn.server.resourcemanager.appsummary.logger=INFO,RMSUMMARY
 
-# Appender for ResourceManager Application Summary Log - rolled daily
+# Appender for ResourceManager Application Summary Log
 # Requires the following properties to be set
 #    - hadoop.log.dir (Hadoop Log directory)
 #    - yarn.server.resourcemanager.appsummary.log.file (resource manager app summary log filename)
@@ -182,8 +204,9 @@ log4j.additivity.org.apache.hadoop.mapre
 
 #log4j.logger.org.apache.hadoop.yarn.server.resourcemanager.RMAppManager$ApplicationSummary=${yarn.server.resourcemanager.appsummary.logger}
 #log4j.additivity.org.apache.hadoop.yarn.server.resourcemanager.RMAppManager$ApplicationSummary=false
-#log4j.appender.RMSUMMARY=org.apache.log4j.DailyRollingFileAppender
+#log4j.appender.RMSUMMARY=org.apache.log4j.RollingFileAppender
 #log4j.appender.RMSUMMARY.File=${hadoop.log.dir}/${yarn.server.resourcemanager.appsummary.log.file}
+#log4j.appender.RMSUMMARY.MaxFileSize=256MB
+#log4j.appender.RMSUMMARY.MaxBackupIndex=20
 #log4j.appender.RMSUMMARY.layout=org.apache.log4j.PatternLayout
 #log4j.appender.RMSUMMARY.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
-#log4j.appender.RMSUMMARY.DatePattern=.yyyy-MM-dd