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https://issues.apache.org/jira/browse/FLUME-3067?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15927423#comment-15927423
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chenjianwei commented on FLUME-3067:
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Execuse me, may this issue be merged and closed ?

> Defalut  JAVA_OPTS "-Xmx20m"  may be conflicted with cuctom defines.
> --------------------------------------------------------------------
>
>                 Key: FLUME-3067
>                 URL: https://issues.apache.org/jira/browse/FLUME-3067
>             Project: Flume
>          Issue Type: Bug
>          Components: Shell
>    Affects Versions: v1.7.0
>            Reporter: chenjianwei
>
> When write a Flume bootstrap shell, set the environment variable 
> FLUME_JAVA_OPTS with the defined values as the min(-Xms) 
> and max(-Xmx) heap size for the JVM, then call "bin/flime-ng" to start Flume. 
> Succeed to start, but the defalut "-Xmx20m" is still in process JVM options.
> code
>         :...
>       export FLUME_JAVA_OPTS="-Xms100m -Xmx1024M 
> -Dcom.sun.management.jmxremote"
>       bin/flume-ng agent -c "$CONF_DIR" -f "$CONF_DIR"/flume-conf.properties 
> -n "$agentname" -Dflume.monitoring.type=http -Dflume.monitoring.port="$port" 
> & echo $! > "$PID_FILE"
> start Flume log:
>       exec /usr/java/jdk/bin/java -Xmx20m -Xms100m -Xmx1024M 
> -Dcom.sun.management.jmxremote -Dflume.monitoring.type=http 
> -Dflume.monitoring.port=57080 -cp...
> process information:
>       [root@zdh242 ~]# ps -ef |grep flume
>       root     10399     1 10 09:53 pts/1    00:00:01 /usr/java/jdk/bin/java 
> -Xmx20m -Xms100m -Xmx1024M -Dcom.sun.management.jmxremote 
> -Dflume.monitoring.type=http -Dflu.port=57080 -cp 
> /home/logSearch/conf:/home/logSearch/lib/*:/etc/yarn/conf:/opt/ZDH/parcels/lib/hadoop/lib/...



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