RocketMQ 集群搭建--双Master方案

时间:2023-03-09 07:26:28
RocketMQ 集群搭建--双Master方案

安装环境

  jdk1.7

  alibaba-rocketmq-3.2.6.tar.gz

  VM虚拟机redhat6.5-x64:192.168.1.201  192.168.1.202

  Xshell4

部署方案

序号 IP 角色 模式
1 192.168.1.201 nameServer1,brokerServer1 Master1
2 192.168.1.202 nameServer2,brokerServer2 Master2

安装步骤:【两台机器同样操作  以201为例】

步骤一:解压安装文件alibaba-rocketmq-3.2.6.tar.gz

[root@ rocketmq]# tar -zxvf alibaba-rocketmq-3.2..tar.gz -C /usr/local
[root@ rocketmq]# mv alibaba-rocketmq rocketmq

步骤二:修改配置

  配置一:创建存储路径 用于存储队列 索引 提交日志等信息

[root@ rocketmq]# mkdir -p /usr/local/rocketmq/store
[root@ rocketmq]# mkdir -p /usr/local/rocketmq/store/commitlog
[root@ rocketmq]# mkdir -p /usr/local/rocketmq/store/consumequeue
[root@ rocketmq]# mkdir -p /usr/local/rocketmq/store/index

  配置二:Hosts添加信息

IP NAME
192.168.1.201 rocketmq-nameserver1
192.168.1.201 rocketmq-master1
192.168.1.202 rocketmq-nameserver2
192.168.1.202 rocketmq-master2
[root@ rocketmq]# vim /etc/hosts

RocketMQ 集群搭建--双Master方案

重启网卡:service network restart

相互ping一下,在201机器上ping 192.168.1.202   ping  rocketmq-nameserver2   ping  rocketmq-master2 。 202机器上也一样。

配置三:RocketMQ配置文件:

/usr/local/rocketmq/conf/2m-noslave/下面默认有两个文件broker-a.properties、broker-b.properties,
我们这里设计的是双Master:一台机器启动一个broker即可,192.168.1.201 使用broker-a.properties 192.168.1.202 使用broker-b.properties

#201
vim /usr/local/rocketmq/conf/2m-noslave/broker-a.properties
#202
vim /usr/local/rocketmq/conf/2m-noslave/broker-b.properties
#所属集群名字
brokerClusterName=rocketmq-cluster
#broker名字,注意此处不同的配置文件填写的不一样 broker-a.properties填broker-a broker-b.properties填broker-b
brokerName=broker-a
# 表示 Master,> 表示 Slave
brokerId=
#nameServer地址,分号分割
namesrvAddr=rocketmq-nameserver1:;rocketmq-nameserver2:
#在发送消息时,自动创建服务器不存在的topic,默认创建的队列数
defaultTopicQueueNums=
#是否允许 Broker 自动创建Topic,建议线下开启,线上关闭
autoCreateTopicEnable=true
#是否允许 Broker 自动创建订阅组,建议线下开启,线上关闭
autoCreateSubscriptionGroup=true
#Broker 对外服务的监听端口
listenPort=
#删除文件时间点,默认凌晨 4点
deleteWhen=
#文件保留时间,默认 小时
fileReservedTime=
#commitLog每个文件的大小默认1G
mapedFileSizeCommitLog=
#ConsumeQueue每个文件默认存30W条,根据业务情况调整
mapedFileSizeConsumeQueue=
#destroyMapedFileIntervalForcibly=
#redeleteHangedFileInterval=
#检测物理文件磁盘空间
diskMaxUsedSpaceRatio=
#存储路径
storePathRootDir=/usr/local/rocketmq/store
#commitLog 存储路径
storePathCommitLog=/usr/local/rocketmq/store/commitlog
#消费队列存储路径存储路径
storePathConsumeQueue=/usr/local/rocketmq/store/consumequeue
#消息索引存储路径
storePathIndex=/usr/local/rocketmq/store/index
#checkpoint 文件存储路径
storeCheckpoint=/usr/local/rocketmq/store/checkpoint
#abort 文件存储路径
abortFile=/usr/local/rocketmq/store/abort
#限制的消息大小
maxMessageSize=
#flushCommitLogLeastPages=
#flushConsumeQueueLeastPages=
#flushCommitLogThoroughInterval=
#flushConsumeQueueThoroughInterval=
#Broker 的角色
#- ASYNC_MASTER 异步复制Master
#- SYNC_MASTER 同步双写Master
#- SLAVE
brokerRole=ASYNC_MASTER
#刷盘方式
#- ASYNC_FLUSH 异步刷盘
#- SYNC_FLUSH 同步刷盘
flushDiskType=ASYNC_FLUSH
#checkTransactionMessageEnable=false
#发消息线程池数量
#sendMessageThreadPoolNums=
#拉消息线程池数量
#pullMessageThreadPoolNums=

配置四:修改日志配置文件

[root@ conf]# mkdir -p /usr/local/rocketmq/logs
[root@ conf]# cd /usr/local/rocketmq/conf && sed -i 's#${user.home}#/usr/local/rocketmq#g' *.xml

配置五:修改启动脚本参数 Xms和Xmx至少是1G  否则启动不起来  Xmn一般是前者的一半

vim /usr/local/rocketmq/bin/runbroker.sh
JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn512m -XX:PermSize=128m -XX:MaxPermSize=320m" vim /usr/local/rocketmq/bin/runserver.sh
JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn512m -XX:PermSize=128m -XX:MaxPermSize=320m"

步骤三:启动:先启动两台机器的NameServer,再启动两台机器的Borker,关机的时候顺序相反,先关闭两台机器的Broker,再关闭两台机器的Nameserver。在启动 BrokerServer 之前先关闭防火墙

启动一:NameServer  192.168.1.201 和 192.168.1.202
cd /usr/local/rocketmq/bin
nohup sh mqnamesrv &
#查看进程
jps
#查看日志
tail -f -n /usr/local/rocketmq/logs/rocketmqlogs/namesrv.log #启动二:BrokerServer A 192.168.1.201
cd /usr/local/rocketmq/bin
nohup sh mqbroker -c /usr/local/rocketmq/conf/2m-noslave/broker-a.properties >/dev/null >& &
netstat -ntlp
jps
tail -f -n /usr/local/rocketmq/logs/rocketmqlogs/broker.log
tail -f -n /usr/local/rocketmq/logs/rocketmqlogs/namesrv.log #启动三:BrokerServer B 192.168.1.202
cd /usr/local/rocketmq/bin
nohup sh mqbroker -c /usr/local/rocketmq/conf/2m-noslave/broker-b.properties >/dev/null >& &
netstat -ntlp
jps
tail -f -n /usr/local/rocketmq/logs/rocketmqlogs/broker.log
tail -f -n /usr/local/rocketmq/logs/rocketmqlogs/namesrv.log

步骤四:停止与重启Rocketmq

#停止
cd /usr/local/rocketmq/bin
sh mqshutdown broker
sh mqshutdown namesrv #删除数据
rm -rf /usr/local/rocketmq/store
mkdir /usr/local/rocketmq/store
mkdir /usr/local/rocketmq/store/commitlog
mkdir /usr/local/rocketmq/store/consumequeue
mkdir /usr/local/rocketmq/store/index
#按照上面步骤重启NameServer与BrokerServer