huaxiang sun created HBASE-17043:
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Summary: parallelize select() work in mob compaction
Key: HBASE-17043
URL: https://issues.apache.org/jira/browse/HBASE-17043
Project: HBase
Issue Type: Improvement
Components: mob
Affects Versions: 2.0.0
Reporter: huaxiang sun
Assignee: huaxiang sun
Priority: Minor
Today in
https://github.com/apache/hbase/blob/master/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/compactions/PartitionedMobCompactor.java#L141,
the select() is single-threaded. Give a large number of files, it will take
several seconds to finish the job. Will see how this work can be divided and
speed up the processing.
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