本人安装版本:最新版(rocketmq-4.4.0),以下均对应4.4.0版本
一、docker部署rocketmq
1、简易说明
在rocketmq中,有三个关键组件:namesrv(name server)、broker和console-ng(管理控制台)。
namesrv(name server):namesrv是rocketmq的命名服务,负责管理整个rocketmq集群的路由信息。每个rocketmq集群中都至少需要一个namesrv实例。它维护了broker的网络信息、topic的路由规则以及consumer的消费进度等元数据,并提供给producer和consumer使用。
broker:broker是rocketmq的消息存储和处理节点,负责存储消息、处理消息的读写请求和转发消息等功能。在rocketmq集群中,可以有多个broker实例,各个broker通过与namesrv交互来维护消息的元数据和路由信息,以实现高可用、负载均衡的消息传输。
console-ng(管理控制台):console-ng是rocketmq官方提供的管理控制台,用于管理和监控rocketmq集群。它提供了图形化界面,可以进行topic、consumer等的配置管理、消息查询与追踪、监控指标展示等操作。console-ng对于集群的监控和运维非常有用。
这三个组件共同构成了rocketmq的核心架构,并协同工作以实现高可用、高性能的消息传输和数据管理。您可以通过启动namesrv、broker来搭建一个rocketmq集群,并使用console-ng进行集群的管理与监控。
2、docker拉取rocketmq镜像\rocketmq控制台
拉取最新的rocketmq,如果下载指定版本可以去docker官网查看
注:namesrv、broker均采用rocketmqinc/rocketmq同一个镜像
# 最新(rocketmq) docker pull rocketmqinc/rocketmq # 指定版本号(rocketmq) docker pull rocketmqinc/rocketmq:<版本号> # 最新(rocketmq控制台) docker pull pangliang/rocketmq-console-ng
3、获取rocketmq配置文件
可以启动rocketmq,然后从docker容器中拷贝出配置文件,拷出配置文件后启动的容器就可以删除了
docker run -d --name rmqnamesrv -p 9876:9876 rocketmqinc/rocketmq:latest sh mqnamesrv # 进入容器(用于进入容器找到broker.conf 的位置) docker exec -it 容器id /bin/bash # 从容器中下载文件到虚拟机 docker cp 容器id:/opt/rocketmq-4.4.0/conf/broker.conf 虚拟机路径
4、rocketmq配置文件描述
ongpollingenable=true offsetcheckinslave=false # nameserver地址,分号分割 namesrvaddr=172.16.234.150:9876 fetchnamesrvaddrbyaddressserver=false #是否允许 broker 自动创建订阅组,建议线下开启,线上关闭 autocreatesubscriptiongroup=true #是否允许 broker 自动创建topic,建议线下开启,线上关闭 autocreatetopicenable=true sendthreadpoolqueuecapacity=100000 clustertopicenable=true filterservernums=1 pullmessagethreadpoolnums=20 # broker名字,名字可重复,为了管理,每个master起一个名字,他的slave同他,eg:amaster叫broker-a,他的slave也叫broker-a brokername=knbroker #rocketmqhome=/usr/local/alibaba-rocketmq/ sendmessagethreadpoolnums=24 # 0 表示 master,>0 表示 slave brokerid=0 brokerip1=172.16.234.150 brokertopicenable=true brokerpermission=6 shortpollingtimemills=1000 clientmanagethreadpoolnums=16 adminbrokerthreadpoolnums=16 flushconsumeroffsetinterval=5000 flushconsumeroffsethistoryinterval=60000 # 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=8 rejecttransactionmessage=false notifyconsumeridschangedenable=true pullthreadpoolqueuecapacity=100000 # # 所属集群名字 brokerclustername=defaultcluster putmsgindexhightwater=600000 maxtransferbytesonmessageindisk=65536 #检测物理文件磁盘空间 diskmaxusedspaceratio=75 checkcrconrecover=true haslavefallbehindmax=268435 deleteconsumequeuefilesinterval=100 cleanresourceinterval=10000 maxmsgsnumbatch=64 flushconsumequeueleastpages=2 syncflushtimeout=5000 #删除文件时间点,默认凌晨 4点 deletewhen=04 #broker 的角色 brokerrole=async_master destroymapedfileintervalforcibly=120000 #commitlog每个文件的大小默认1g mapedfilesizecommitlog=1073741824 hasendheartbeatinterval=5000 #刷盘方式 flushdisktype=async_flush cleanfileforciblyenable=true hahousekeepinginterval=20000 redeletehangedfileinterval=120000 #限制的消息大小 maxmessagesize=524288 flushcommitlogtimed=false hamasteraddress= maxtransfercountonmessageindisk=4 flushintervalcommitlog=1000 #文件保留时间,默认 48 小时 filereservedtime=72 flushcommitlogthoroughinterval=10000 maxhashslotnum=5000 maxindexnum=20000 messageindexenable=true #存储路径 storepathrootdir=/root/store #commitlog 存储路径 storepathcommitlog=/root/store/commitlog #消费队列存储路径存储路径 storepathconsumequeue=/root/store/consumequeue #消息索引存储路径 storepathindex=/root/store/index halistenport=10912 flushdelayoffsetinterval=10000 hatransferbatchsize=32768 deletecommitlogfilesinterval=100 maxtransferbytesonmessageinmemory=262144 accessmessageinmemorymaxratio=40 flushconsumequeuethoroughinterval=60000 flushintervalconsumequeue=1000 maxtransfercountonmessageinmemory=32 messageindexsafe=false #consumequeue每个文件默认存30w条,根据业务情况调整 mapedfilesizeconsumequeue=6000000 messagedelaylevel=1s 5s 10s 30s 1m 2m 3m 4m 5m 6m 7m 8m 9m 10m 20m 30m 1h 2h flushcommitlogleastpages=4 serverchannelmaxidletimeseconds=120 #broker 对外服务的监听端口 listenport=10911 servercallbackexecutorthreads=0 serverasyncsemaphorevalue=64 serversocketsndbufsize=131072 serverselectorthreads=3 serverpooledbytebufallocatorenable=false serverworkerthreads=8 serversocketrcvbufsize=131072 serveronewaysemaphorevalue=256 clientworkerthreads=4 connecttimeoutmillis=3000 clientsocketrcvbufsize=131072 clientonewaysemaphorevalue=2048 clientchannelmaxidletimeseconds=120 clientpooledbytebufallocatorenable=false clientasyncsemaphorevalue=2048 channelnotactiveinterval=60000 clientcallbackexecutorthreads=2 clientsocketsndbufsize=131072
5、docker启动rocketmq
以下将配置文件、日志、存储均挂载在本地
# 1、namesrv docker run -d -p 9876:9876 \ -v /mydata/rocketmq/namesrv/logs:/root/logs \ -v /mydata/rocketmq/namesrv/store:/root/store \ -v /mydata/rocketmq/conf/broker.conf:/opt/rocketmq-4.4.0/conf/broker.conf \ --name rmqnamesrv \ rocketmqinc/rocketmq:latest sh mqnamesrv # 2、broker docker run -d -p 10911:10911 -p 10909:10909 \ -v /mydata/rocketmq/broker/logs:/root/logs \ -v /mydata/rocketmq/broker/store:/root/store \ -v /mydata/rocketmq/conf/broker.conf:/opt/rocketmq-4.4.0/conf/broker.conf \ --name rmqbroker \ --add-host namesrv:172.16.234.150 \ -e "namesrv_addr=namesrv:9876" \ rocketmqinc/rocketmq:latest \ sh mqbroker -n namesrv:9876 \ -c /opt/rocketmq-4.4.0/conf/broker.conf autocreatetopicenable=true # 3、console-ng docker run --name rocketmq-console \ -e "java_opts=-drocketmq.namesrv.addr=172.16.234.150:9876 \ -dcom.rocketmq.sendmessagewithvipchannel=false" \ -p 8080:8080 -t styletang/rocketmq-console-ng
6、进入rocketmq控制台
地址(ip+rocketmq-console端口):http://172.16.234.150:8080/#/

二、填坑经验
错误一: connect to <172.17.0.3:10909> failed
1、在启动java项目后,发送mq消息是报以下错误
2、rocketmq控制台,集群地址显示为docker分配的ip
进入rocketmq控制台,控制台显示的集群地址为172.17.0.3:10909,并非172.16.234.150:10909,172.17.0.3实际为docker内部分配的id,需要此ip修改为虚拟机的ip
为了解决以上问题使用docker创建了一个网格【docker network create rocketmq-net + docker run -d --network rocketmq-net …】,但是没有解决此问题,实际导致此问题的是rocketmq配置文件,请核查rocketmq配置文件,或者采用上方提供的配置文件
com.himyidea.framework.mq.mqruntimeexception: ec = 900101: msg = 900101 | msg=mq client failure at com.himyidea.framework.mq.producer.impl.generalmqproducer.dosend(generalmqproducer.java:130) at com.himyidea.framework.mq.producer.impl.generalmqproducer.sendmessage(generalmqproducer.java:105) at java.lang.thread.run(thread.java:748) caused by: com.alibaba.rocketmq.client.exception.mqclientexception: send [3] times, still failed, cost [9073]ms, topic: report_data_topic, brokerssent: [broker-a, broker-a, broker-a] see http://docs.aliyun.com/cn#/pub/ons/faq/exceptions&send_msg_failed for further details. at com.alibaba.rocketmq.client.impl.producer.defaultmqproducerimpl.senddefaultimpl(defaultmqproducerimpl.java:522) at com.alibaba.rocketmq.client.impl.producer.defaultmqproducerimpl.send(defaultmqproducerimpl.java:1030) at com.alibaba.rocketmq.client.impl.producer.defaultmqproducerimpl.send(defaultmqproducerimpl.java:989) at com.alibaba.rocketmq.client.producer.defaultmqproducer.send(defaultmqproducer.java:90) at com.himyidea.framework.mq.producer.impl.generalmqproducer.dosend(generalmqproducer.java:126) ... 85 more caused by: com.alibaba.rocketmq.remoting.exception.remotingconnectexception: connect to <172.17.0.3:10909> failed at com.alibaba.rocketmq.remoting.netty.nettyremotingclient.invokesync(nettyremotingclient.java:360) at com.alibaba.rocketmq.client.impl.mqclientapiimpl.sendmessagesync(mqclientapiimpl.java:267) at com.alibaba.rocketmq.client.impl.mqclientapiimpl.sendmessage(mqclientapiimpl.java:251) at com.alibaba.rocketmq.client.impl.mqclientapiimpl.sendmessage(mqclientapiimpl.java:214) at com.alibaba.rocketmq.client.impl.producer.defaultmqproducerimpl.sendkernelimpl(defaultmqproducerimpl.java:671) at com.alibaba.rocketmq.client.impl.producer.defaultmqproducerimpl.senddefaultimpl(defaultmqproducerimpl.java:440)
错误二: maybe your broker machine memory too small
内存不足,以为是docker启动命令中未传内存信息,实际是虚拟机可用内存空间不足
caused by: com.alibaba.rocketmq.client.exception.mqbrokerexception: code: 14 desc: service not available now, maybe disk full, cl: 0.99 cq: -1.00 index: -1.00, maybe your broker machine memory too small.
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