我有简单的客户端和服务器设置，在发送所有异步请求后的某个时刻，在服务器确认它后，客户端调用 system.shutdown()。这导致服务器 akka.remote.EndpointDisassociatedException 和一堆日志错误，如下所示。我对日志中的一堆错误不满意，所以我想知道是什么导致了这一切。结果整个系统运行成功，错误仅在客户端关闭时显示。
28.Jun.2013-10:13:01 ERROR EndpointWriter - AssociationError [akka.tcp://MapReduceApp@127.0.0.1:2552] <- [akka.tcp://WordCountClientApp@192.168.224.65:2552]: Error [Disassociated] [
akka.remote.EndpointDisassociatedException: Disassociated
]
28.Jun.2013-10:13:01 DEBUG EndpointWriter - Disassociated [akka.tcp://MapReduceApp@127.0.0.1:2552] <- [akka.tcp://WordCountClientApp@192.168.224.65:2552]
28.Jun.2013-10:13:01 ERROR EndpointWriter - AssociationError [akka.tcp://MapReduceApp@127.0.0.1:2552] -> [akka.tcp://WordCountClientApp@192.168.224.65:2552]: Error [Association failed with [akka.tcp://WordCountClientApp@192.168.224.65:2552]] [
akka.remote.EndpointAssociationException: Association failed with [akka.tcp://WordCountClientApp@192.168.224.65:2552]
Caused by: akka.remote.transport.netty.NettyTransport$$anonfun$associate$1$$anon$2: Connection refused: /192.168.224.65:2552
]
28.Jun.2013-10:13:01 DEBUG EndpointWriter - Disassociated [akka.tcp://MapReduceApp@127.0.0.1:2552] -> [akka.tcp://WordCountClientApp@192.168.224.65:2552]
28.Jun.2013-10:13:01 ERROR EndpointWriter - AssociationError [akka.tcp://MapReduceApp@127.0.0.1:2552] -> [akka.tcp://WordCountClientApp@192.168.224.65:2552]: Error [Association failed with [akka.tcp://WordCountClientApp@192.168.224.65:2552]] [
akka.remote.EndpointAssociationException: Association failed with [akka.tcp://WordCountClientApp@192.168.224.65:2552]
Caused by: akka.remote.transport.netty.NettyTransport$$anonfun$associate$1$$anon$2: Connection refused: /192.168.224.65:2552
]
28.Jun.2013-10:13:01 DEBUG EndpointWriter - Disassociated [akka.tcp://MapReduceApp@127.0.0.1:2552] -> [akka.tcp://WordCountClientApp@192.168.224.65:2552]
28.Jun.2013-10:13:01 ERROR EndpointWriter - AssociationError [akka.tcp://MapReduceApp@127.0.0.1:2552] -> [akka.tcp://WordCountClientApp@192.168.224.65:2552]: Error [Association failed with [akka.tcp://WordCountClientApp@192.168.224.65:2552]] [
akka.remote.EndpointAssociationException: Association failed with [akka.tcp://WordCountClientApp@192.168.224.65:2552]
Caused by: akka.remote.transport.netty.NettyTransport$$anonfun$associate$1$$anon$2: Connection refused: /192.168.224.65:2552
]
28.Jun.2013-10:13:01 DEBUG EndpointWriter - Disassociated [akka.tcp://MapReduceApp@127.0.0.1:2552] -> [akka.tcp://WordCountClientApp@192.168.224.65:2552]
更新:我使用的是 Akka 版本 2.2.0-RC1，Scala 版本是 2.10.0，但它也适用于 Scala 版本 2.10.1。我使用 Maven，软件版本为:
<properties>
<scala.version>2.10.0</scala.version>
<akka.version>2.2.0-RC1</akka.version>
<scalatest.version>2.0.M6-SNAP16</scalatest.version>
<log4j.version>1.2.17</log4j.version>
<slf4j.version>1.7.5</slf4j.version>
<commons-lang3.version>3.1</commons-lang3.version>
<guava.version>14.0.1</guava.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
以及对应的依赖:
<dependencies>
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
<version>${scala.version}</version>
</dependency>
<dependency>
<groupId>com.typesafe.akka</groupId>
<artifactId>akka-actor_2.10</artifactId>
<version>${akka.version}</version>
<exclusions>
<exclusion>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.typesafe.akka</groupId>
<artifactId>akka-remote_2.10</artifactId>
<version>${akka.version}</version>
<exclusions>
<exclusion>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.typesafe.akka</groupId>
<artifactId>akka-kernel_2.10</artifactId>
<version>${akka.version}</version>
<exclusions>
<exclusion>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.typesafe.akka</groupId>
<artifactId>akka-agent_2.10</artifactId>
<version>${akka.version}</version>
<exclusions>
<exclusion>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.typesafe.akka</groupId>
<artifactId>akka-zeromq_2.10</artifactId>
<version>${akka.version}</version>
<exclusions>
<exclusion>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.typesafe.akka</groupId>
<artifactId>akka-slf4j_2.10</artifactId>
<version>${akka.version}</version>
<exclusions>
<exclusion>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>${log4j.version}</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>${slf4j.version}</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>${commons-lang3.version}</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>${guava.version}</version>
</dependency>
<!-- Test dependencies -->
<dependency>
<groupId>org.scalatest</groupId>
<artifactId>scalatest_2.10</artifactId>
<version>${scalatest.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
最佳答案
您可以使用配置属性禁用此日志记录:
akka.remote.log-remote-lifecycle-events=off
关于xml - Akka 远程 `system.shutdown()` 导致 EndpointDisassociatedException？，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/17360303/