apache / apache/rocketmq-docker
JVM parameter -Xmn
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Description
when I download zip from [rocketmq](https://rocketmq.apache.org/download), runserver.sh, runbroker.sh show that:
server : -Xms4g -Xmx4g -Xmn2g
broker: -Xms8g -Xmx8g -Xmn4g
but in [runbroker-customize](https://github.com/apache/rocketmq-docker/blob/master/image-build/scripts/runbroker-customize.sh)
desired_yg_in_mb=`expr $max_heap_size_in_mb / 4`
so what size is recommended for Xmn? 1/2 Xmx or 1/4 Xmx?
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