RocketMQ 4.3.2 standalone Installation and Configuration

1 Download RockeMQ Package:

You need to download it and put it to the OS Image.

wget http://apache.claz.org/rocketmq/4.3.2/rocketmq-all-4.3.2-bin-release.zip

and unzip the package to /opt/rocketmq

2 Prerequsite

JDK installed.

3 Create service account for Jetty

useradd -m rocketmq

echo "umask 002" >> /home/rocketmq/.bash_profile

4 Modify PATH system variable4

run /opt/rocketmq/bin/os.sh

change JVM parameters in /opt/rocketmq/bin/runserver.sh

5 Configure RocketMQ

run /opt/rocketmq/bin/os.sh

change JVM parameters in /opt/rocketmq/bin/runserver.sh

change JVM parameters in /opt/rocketmq/bin/runbroker.sh

#Note: Usually set the Xmn to 1/8 or Xmx

8 Add RocketMQ to system service

cd /etc/init.d

vi rocketmq  and add

 

 

#!/usr/bin/env bash

#

# rocketmq - this script starts and stops the rocketmq daemon

#

# chkconfig:   - 85 15

ROCKETMQ_HOME=/opt/rocketmq

ROCKETMQ_BIN=${ROCKETMQ_HOME}/bin

ADDR=`hostname -i`:9876

LOG_DIR=${ROCKETMQ_HOME}/logs

NAMESERVER_LOG=${LOG_DIR}/namesrv.log

BROKER_LOG=${LOG_DIR}/broker.log

start() {

    if [ ! -d ${LOG_DIR} ];then

       su - rocketmq -c "mkdir ${LOG_DIR}"

    fi

    cd ${ROCKETMQ_HOME}

    su - rocketmq -c  "nohup sh $ROCKETMQ_HOME/bin/mqnamesrv > ${NAMESERVER_LOG} 2>&1 &"

    echo  "The Name Server boot success..."

    su - rocketmq -c  "nohup  sh $ROCKETMQ_HOME/bin/mqbroker -n ${ADDR} > ${BROKER_LOG} 2>&1 &"

    echo  "The broker[%s, ${ADDR}] boot success..."

}

stop() {

    cd ${ROCKETMQ_HOME}

    su - rocketmq -c "sh $ROCKETMQ_HOME/bin/mqshutdown broker"

    sleep 1

    su - rocketmq -c "sh $ROCKETMQ_HOME/bin/mqshutdown namesrv"

}

restart() {

    stop

    sleep 5

    start

}

case "$1" in

    start)

        start

        ;;

    stop)

        stop

        ;;

    restart)

        restart

        ;;

    *)

        echo $"Usage: $0 {start|stop|restart}"

        exit 2

esac

 

 

#################################################

chmod a+x rocketmq

chkconfig --add rocketmq

chown -R rocketmq:rocketmq /opt/rocketmq

9 add a boot script to setup Rocketmq JVM(below script is only for standalone mode)

#!/bin/bash

#set -x

#this script is only going to set Rocketmq standalone installation(nameserver and broker server in a same host)

 

RQ_HOME_BIN=/opt/rocketmq/bin

#RQ_HOME_BIN=/home/dc-user/rq/rocketmq-all-4.3.2-bin-release/bin

#$RQ_HOME_BIN/runserver.sh to modify the #39  JAVA_OPT="${JAVA_OPT} -server -Xms4g -Xmx4g -Xmn2g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"

#$RQ_HOME_BIN/runbroker.sh to modify the #39   JAVA_OPT="${JAVA_OPT} -server -Xms8g -Xmx8g -Xmn4g"

#get current physical memory setting

mem_size=`free -m | grep Mem | awk '{print $2}'`

#set jetty JVM xmx to 50% of mem

jmem=$(($mem_size/4))

jmemn=$(($jmem/2))

jmem=$jmem"m"

jmemn=$jmemn"m"

sed -i "s/-Xmn[0-9]\+[g|m]/-Xmn$jmemn/g" $RQ_HOME_BIN/runserver.sh

sed -i "s/-Xms[0-9]\+[g|m]/-Xms$jmem/g" $RQ_HOME_BIN/runserver.sh

sed -i "s/-Xmx[0-9]\+[g|m]/-Xmx$jmem/g" $RQ_HOME_BIN/runserver.sh

sed -i "s/-Xmn[0-9]\+[g|m]/-Xmn$jmemn/g" $RQ_HOME_BIN/runbroker.sh

sed -i "s/-Xms[0-9]\+[g|m]/-Xms$jmem/g" $RQ_HOME_BIN/runbroker.sh

sed -i "s/-Xmx[0-9]\+[g|m]/-Xmx$jmem/g" $RQ_HOME_BIN/runbroker.sh