Kafka版本:0.10.2.0
发送数据过程中出现该错误日志,导致某一个producer客户端发送耗时升高:
WARN Attempting to send response via channel forAttemptingWARN Attempting to send response via channel for whichWARN Attempting to send response via channel for which there is noWARN Attempting to send response via channel for which there is no open connection, connection id 0 (kafka.network.Processor)
...
WARN Attempting to send response via channel for which there is no open connection, connectionconnection id 1 (kafka
WARN Attemptingkafka.network.Processor)
...
WARN Attempting to send response via channel for which there is no open connection, connection id 2 (kafka.network.Processor)
连接已经被断开了,性能瓶颈的概率大。
你看看服务器有什么日志,补充到问题里。
这个是broker为0的错误日志,其他节点无错误日志。
我没什么补充的了。
警告如果偶发性的,就忽视吧。
那个时间慢,需要观察下生产者当时的资源使用情况。
你的答案