zhiwei created KAFKA-3145: ----------------------------- Summary: CPU Usage Spike to 100% when network connection is error Key: KAFKA-3145 URL: https://issues.apache.org/jira/browse/KAFKA-3145 Project: Kafka Issue Type: Bug Components: producer Affects Versions: 0.9.0.0, 0.8.2.1 Reporter: zhiwei Assignee: Jun Rao Fix For: 0.9.0.1
CPU spike to 100% when network connection is error. 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)