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Posts: 26
Registered: ‎12-30-2015

zookeeper maximum request latency

After hours spark streaming running ,services popup waning or error messages.

 

- the zookeeper shows `maximum request latency`

- the hdsf fail controller down

- the hdfs namenode down

- the kafka broker down

 

I want to know what happend to the zookeeper cluster,and how to fix the problem.

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