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https://issues.apache.org/jira/browse/KYLIN-4026?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Liu Shaohui updated KYLIN-4026:
-------------------------------
Summary: Avoid too many file append operations in HiveProducer of hive
metrics reporter (was: Avoid too many file append operation in HiveProducer of
hive metrics reporter)
> Avoid too many file append operations in HiveProducer of hive metrics reporter
> ------------------------------------------------------------------------------
>
> Key: KYLIN-4026
> URL: https://issues.apache.org/jira/browse/KYLIN-4026
> Project: Kylin
> Issue Type: Improvement
> Reporter: Liu Shaohui
> Priority: Major
>
> Currently for each write in HiveProducer, there will be a hdfs append
> operation, which is heavy for HDFS.
> A improvement is to keep a FSDataOutputStream in HiveProducer and write data
> to it continuously
>
>
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