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Work on HBASE-20526 started by Key Hutu. ---------------------------------------- > multithreads bulkload performance > --------------------------------- > > Key: HBASE-20526 > URL: https://issues.apache.org/jira/browse/HBASE-20526 > Project: HBase > Issue Type: Improvement > Components: mapreduce > Affects Versions: 2.0.0 > Reporter: Key Hutu > Assignee: Key Hutu > Priority: Minor > Labels: performance > Original Estimate: 96h > Remaining Estimate: 96h > > When doing bulkload , some interactive with zookeeper to getting region key > range may be cost more time. > In multithreads enviorment, the duration maybe cost 5 minute or more. > From the executor log, like 'Reading reply sessionid:0x262fb37f4a07080 , > packet:: clientPath:null server ...' contents appear many times. > > It likely to provide new method for bulkload, caching the key range outside > -- This message was sent by Atlassian JIRA (v7.6.3#76005)