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Ted Yu commented on HBASE-4528: ------------------------------- >From StoreFile.Reader.passesTimerangeFilter(): {code} public boolean shouldSeek(Scan scan, final SortedSet<byte[]> columns) { return (passesTimerangeFilter(scan) && passesBloomFilter(scan, columns)); } /** * Check if this storeFile may contain keys within the TimeRange * @param scan * @return False if it definitely does not exist in this StoreFile */ private boolean passesTimerangeFilter(Scan scan) { {code} > The put operation can release the rowlock before sync-ing the Hlog > ------------------------------------------------------------------ > > Key: HBASE-4528 > URL: https://issues.apache.org/jira/browse/HBASE-4528 > Project: HBase > Issue Type: Improvement > Components: regionserver > Reporter: dhruba borthakur > Assignee: dhruba borthakur > Fix For: 0.94.0 > > Attachments: appendNoSync5.txt, appendNoSyncPut1.txt, > appendNoSyncPut2.txt, appendNoSyncPut3.txt, appendNoSyncPut4.txt, > appendNoSyncPut5.txt, appendNoSyncPut6.txt, appendNoSyncPut7.txt, > appendNoSyncPut8.txt > > > This allows for better throughput when there are hot rows. A single row > update improves from 100 puts/sec/server to 5000 puts/sec/server. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira