[ https://issues.apache.org/jira/browse/KAFKA-3398?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xin Wang resolved KAFKA-3398. ----------------------------- Resolution: Not A Problem > avoid just sending to one partition when record key is empty string > ------------------------------------------------------------------- > > Key: KAFKA-3398 > URL: https://issues.apache.org/jira/browse/KAFKA-3398 > Project: Kafka > Issue Type: Bug > Components: clients > Reporter: Xin Wang > > Now the DefaultPartitioner, if record key==null, choose a partition in a > round-robin fashion; else choose a partition based on a hash of the key. But > the producer will just send messages to one partition(partition index is 1) > when key is an empty string "". We can add a check to avoid this. -- This message was sent by Atlassian JIRA (v6.3.4#6332)