Troubleshooting2 Kafka Error : Failed to send requests for topics test with correlation ids in [0,12] Error Msg1234567891011Exception in thread "main" kafka.common.FailedToSendMessageException: Failed to send messages after 3 tries.at kafka.producer.async.DefaultEventHandler.handle(DefaultEventHandler.scala:90)[2016-01-15 17:18:25,759] ERROR Failed to send requests for topics test with correlation ids in [0,12] (kafka.producer.async.DefaultEventHandler:97)at kafka.producer.Producer.send(Producer.. 2016. 1. 15. Hadoop 1.2.1 Installation & Troubleshooting Installation Check the firewalls among servers. ( Recommended to open all ports among servers )Create same account( TEST_ACCOUNT ) to all servers.Create public key of TEST_ACCOUNT for each server. ( ssh-keygen )Authorize public key of TEST_ACCOUNT in master server to each slave server TEST_ACCOUNT so that master account can access each slave servers through ssh( FILE : $HOME/.ssh/authorized_keys.. 2014. 2. 3. 이전 1 다음