[
https://issues.apache.org/jira/browse/KAFKA-3145?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15147922#comment-15147922
]
zhiwei commented on KAFKA-3145:
-------------------------------
[~lindong]
Machine performance relatively poor , cpu usage reaches 100%. If the machine
performance is better , cpu utilization does not reach 100 %. But it will
Non-stop printing exception .
Abnormal scene is divided into two :
1 ) Configure the wrong port number and the connection is unsuccessful.
2 ) Configured the wrong port number , and can connect successfully , but
sending acknowledgment can not be resolved .It will Throws NullPointerException
> CPU Usage Spike to 100% when network connection is to error port
> ----------------------------------------------------------------
>
> Key: KAFKA-3145
> URL: https://issues.apache.org/jira/browse/KAFKA-3145
> Project: Kafka
> Issue Type: Bug
> Components: producer
> Affects Versions: 0.8.2.1, 0.9.0.0
> Reporter: zhiwei
> Assignee: Dong Lin
> Fix For: 0.9.1.0
>
>
> CPU spike to 100% when network connection is to error port.
> It seems network IO thread are very busy logging following error message.
> [2016-01-25 14:09:12,476] ERROR Uncaught error in kafka producer I/O thread:
> (org.apache.kafka.clients.producer.internals.Sender)
> java.lang.IllegalStateException: Invalid request (size = -1241382912)
> at
> org.apache.kafka.common.network.NetworkReceive.readFrom(NetworkReceive.java:68)
> at org.apache.kafka.common.network.Selector.poll(Selector.java:248)
> at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122)
> at java.lang.Thread.run(Thread.java:745)
> [2016-01-25 14:09:12,479] ERROR Uncaught error in kafka producer I/O thread:
> (org.apache.kafka.clients.producer.internals.Sender)
> java.lang.NullPointerException
> at
> org.apache.kafka.common.network.NetworkReceive.complete(NetworkReceive.java:48)
> at org.apache.kafka.common.network.Selector.poll(Selector.java:249)
> at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122)
> at java.lang.Thread.run(Thread.java:745)
> [2016-01-25 14:09:12,480] ERROR Uncaught error in kafka producer I/O thread:
> (org.apache.kafka.clients.producer.internals.Sender)
> java.lang.NullPointerException
> at
> org.apache.kafka.common.network.NetworkReceive.complete(NetworkReceive.java:48)
> at org.apache.kafka.common.network.Selector.poll(Selector.java:249)
> at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122)
> at java.lang.Thread.run(Thread.java:745)
> [2016-01-25 14:09:12,480] ERROR Uncaught error in kafka producer I/O thread:
> (org.apache.kafka.clients.producer.internals.Sender)
> java.lang.NullPointerException
> at
> org.apache.kafka.common.network.NetworkReceive.complete(NetworkReceive.java:48)
> at org.apache.kafka.common.network.Selector.poll(Selector.java:249)
> at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122)
> at java.lang.Thread.run(Thread.java:745)
> [2016-01-25 14:09:12,481] ERROR Uncaught error in kafka producer I/O thread:
> (org.apache.kafka.clients.producer.internals.Sender)
> java.lang.NullPointerException
> at
> org.apache.kafka.common.network.NetworkReceive.complete(NetworkReceive.java:48)
> at org.apache.kafka.common.network.Selector.poll(Selector.java:249)
> at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122)
> at java.lang.Thread.run(Thread.java:745)
> Thanks,
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
