[ https://issues.apache.org/jira/browse/KAFKA-3754?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ryan P updated KAFKA-3754: -------------------------- Description: By default kafka-run-class.sh defines it's GC settings like so: KAFKA_GC_LOG_OPTS="-Xloggc:$LOG_DIR/$GC_LOG_FILE_NAME -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps " This has to potential to generate incredibly large log files when left unmanaged. Instead it should include some sort of default GC log retention policy by adding the following flags: -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles= <number of files> -XX:GCLogFileSize=<size of files> http://www.oracle.com/technetwork/java/javase/7u2-relnotes-1394228.html details these flags and their defaults was: By default kafka-run-class.sh defines it's GC settings like so: KAFKA_GC_LOG_OPTS="-Xloggc:$LOG_DIR/$GC_LOG_FILE_NAME -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps " This has to potential to generate incredibly large log files when left unmanaged. Instead it should include some sort of default GC log retention policy by adding the following flags: -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles= <number of files> -XX:GCLogFileSize=<size of files> http://www.oracle.com/technetwork/java/javase/7u2-relnotes-1394228.html details these flags and their defualts > Kafka default -Xloggc settings should include GC log rotation flags > ------------------------------------------------------------------- > > Key: KAFKA-3754 > URL: https://issues.apache.org/jira/browse/KAFKA-3754 > Project: Kafka > Issue Type: Bug > Reporter: Ryan P > Assignee: Ryan P > Priority: Minor > > By default kafka-run-class.sh defines it's GC settings like so: > KAFKA_GC_LOG_OPTS="-Xloggc:$LOG_DIR/$GC_LOG_FILE_NAME -verbose:gc > -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps " > This has to potential to generate incredibly large log files when left > unmanaged. > Instead it should include some sort of default GC log retention policy by > adding the following flags: > -XX:+UseGCLogFileRotation > -XX:NumberOfGCLogFiles= <number of files> > -XX:GCLogFileSize=<size of files> > http://www.oracle.com/technetwork/java/javase/7u2-relnotes-1394228.html > details these flags and their defaults -- This message was sent by Atlassian JIRA (v6.3.4#6332)