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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2021/12/03 19:25:56 UTC

[GitHub] [rocketmq] mrhbj opened a new issue #3576: In the case of high concurrency，ThreadLocalRandom is better than Random

mrhbj opened a new issue #3576:
URL: https://github.com/apache/rocketmq/issues/3576


   DefaultMQProducerImpl .java
   code1:
   `public class DefaultMQProducerImpl implements MQProducerInner {
       private final InternalLogger log = ClientLogger.getLog();
       private final Random random = new Random();`
   
   code2:
       private SendResult sendDefaultImpl(
           Message msg,
           final CommunicationMode communicationMode,
           final SendCallback sendCallback,
           final long timeout
       ) throws MQClientException, RemotingException, MQBrokerException, InterruptedException {
           this.makeSureStateOK();
           Validators.checkMessage(msg, this.defaultMQProducer);
           final long invokeID = random.nextLong();
   


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[GitHub] [rocketmq] mrhbj commented on issue #3576: In the case of high concurrency，ThreadLocalRandom is better than Random

Posted by GitBox <gi...@apache.org>.

mrhbj commented on issue #3576:
URL: https://github.com/apache/rocketmq/issues/3576#issuecomment-985774675


   my optimized push pr  #3577


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[GitHub] [rocketmq] mrhbj edited a comment on issue #3576: In the case of high concurrency，ThreadLocalRandom is better than Random

Posted by GitBox <gi...@apache.org>.

mrhbj edited a comment on issue #3576:
URL: https://github.com/apache/rocketmq/issues/3576#issuecomment-985774675


   my optimized push pr  #3578


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[GitHub] [rocketmq] mrhbj closed issue #3576: In the case of high concurrency，ThreadLocalRandom is better than Random

Posted by GitBox <gi...@apache.org>.

mrhbj closed issue #3576:
URL: https://github.com/apache/rocketmq/issues/3576


   


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