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Redis+Hbase+RocketMQ实际使用问题案例介绍

2023-01-27 | 佚名 | 点击:

需求

简单画个流程图就是:

分析及确定方案

Redis

Hbase

RocketMQ

实现

配置

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#server configuration

server.port=8896

#log config

logging.file.path=./logs

#redis-standalone

redis.standalone.host=

redis.standalone.port=6379

redis.standalone.password=

redis.standalone.enable=true

#redis-cluster

redis.cluster.nodes=

redis.cluster.password=

redis.cluster.timeout=30000

redis.cluster.enable=false

# Zookeeper 集群地址,逗号分隔

hbase.zookeeper.quorum=

# Zookeeper 端口

hbase.zookeeper.property.clientPort=2181

# 消息目的rocketmq地址

rocketmq.server.host=

# 发送消息间隔时间,防止发送过快mq受不了

rocketmq.send.interval.millisec=10

# 每次从redis读取数据量限制。

data.access.redisDataSize=100

# 失败数据重试次数,超过的直接丢弃

data.access.retryNum=10

# 需要接入的表,需要发送到rocketmq的topic和在redis中的key的映射。xxx.xxx.xxx[topic]=redisKey

data.access.topicKeyMap[weibo_hbase]=data:sync:notice:suanzi:weibo:back

data.access.topicKeyMap[wechat_hbase]=data:sync:notice:suanzi:wechat:back

部分代码

获取配置,其余的直接@Value("${}"):

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@Setter

@Getter

@Configuration

@ConfigurationProperties(prefix = "data.access")

public class AccessRedisMqConfig {

 

    /**

     * key:topic; value:redis的key

     */

    private Map<String, String> topicKeyMap = new HashMap<>();

 

    /**

     * 一次从redis中读取数据量限制

     */

    private long redisDataSize = 50;

 

    /**

     * 失败数据重试次数

     */

    private int retryNum = 10;

 

}

开启接入:

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@Component

public class AdapterRunner implements ApplicationRunner {

 

    @Resource

    private DataAccessService dataAccessService;

 

    @Override

    public void run(ApplicationArguments args) {

        System.out.println("项目已启动,开始接入数据到RocketMQ……");

        dataAccessService.accessData2Mq();

    }

}

其他代码其实也在分析里了。

踩坑

mq发送问题

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org.apache.rocketmq.remoting.exception.RemotingTooMuchRequestException: invokeAsync call timeout

    at org.apache.rocketmq.remoting.netty.NettyRemotingClient.invokeAsync(NettyRemotingClient.java:525)

    at org.apache.rocketmq.client.impl.MQClientAPIImpl.sendMessageAsync(MQClientAPIImpl.java:523)

    at org.apache.rocketmq.client.impl.MQClientAPIImpl.onExceptionImpl(MQClientAPIImpl.java:610)

    at org.apache.rocketmq.client.impl.MQClientAPIImpl.access$100(MQClientAPIImpl.java:167)

    at org.apache.rocketmq.client.impl.MQClientAPIImpl$1.operationComplete(MQClientAPIImpl.java:572)

    at org.apache.rocketmq.remoting.netty.ResponseFuture.executeInvokeCallback(ResponseFuture.java:54)

    at org.apache.rocketmq.remoting.netty.NettyRemotingAbstract$2.run(NettyRemotingAbstract.java:319)

    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)

    at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)

    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)

    at java.base/java.util.concurrent.ThreadPoolExecutor$Wo

上面分析也说了,注意发送速度,有多少资源就接入多快。还有注意相关三个端口是否开放。

原文链接:https://www.cnblogs.com/letscrazy/p/case.html
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