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此次升级更换到了netty4, 并引入了如下的jar：
webapp/WEB-INF/lib/codec-extension-1.1.1-SNAPSHOT.jar
webapp/WEB-INF/lib/filter-opentracing-1.1.1-SNAPSHOT.jar
webapp/WEB-INF/lib/metrics-core-3.0.1.jar
webapp/WEB-INF/…
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**What is the bug?**
Migrating from Opensearch 2.9 with disabled security to Opensearch 2.9 with enabled security we see a huge rise in cpu usage on our coordinating nodes.
**How can one reproduc…
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循环异步调用接口，在异步调用接口的回调里再次调用rpc接口，会抛出com.weibo.api.motan.exception.MotanServiceException: error_message: NettyChannel send request to server Error
找了很久，发现这是由于回调线程是netty的nioEventLoopGroup线程，而再次调用rpc接口也是…
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motan netty版本是3.2.5.Final
我使用的org.springframework.data:spring-data-elasticsearch:2.1.3.RELEASE的netty版本是3.10.6.Final。
两个版本的netty无法兼容。求一下解决方案
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异常栈如下：
```
at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:238)
at org.apache.dubbo.remoting.transport.netty4.NettyClient.doConnect(NettyClient.java:171)
at …
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https://tone.aliyun-inc.com/ws/xesljfzh/test_result/158865?tab=2
```log
====== finagle-chirper (web) [default], iteration 0 started ======
Resetting master, feed map size: 5000
OpenJDK 64-Bit …
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https://fuzhengwei.github.io/itstack-demo-netty-1/2019/08/06/netty%E6%A1%88%E4%BE%8B-netty4.1%E5%9F%BA%E7%A1%80%E5%85%A5%E9%97%A8%E7%AF%87%E4%B8%89-NettyServer%E5%AD%97%E7%AC%A6%E4%B8%B2%E8%A7%A3%E7%A…
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整体架构是内网跟外网有2个zk作为注册中心，外网的服务注册到外网zk上面，内网的服务分别连接内网和外网的zk
内网服务在启动的时候时间很长，基本上要5分钟左右才能完全启动成功，想知道为什么会要这么长的时间启动？
是Spring Boot应用，Spring Boot是2.2.10.RELEASE版本，Dubbo是3.1.1版本
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I found r2dbc-postgresql depends on Netty 4.x.
In Spring 6, it added optional Netty 5 as runtime, when use Netty 5 to build a Spring WebFlux project and use R2dbc/Postgres, then in the project de…
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Basically I have the problem that Finagle by default use an ExecutionContext with same number of threads as cores I have in my machine. And with block operations that number is not enough for a good p…