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Lars Hofhansl commented on HBASE-6841: -------------------------------------- Heh. TestHCM.testRegionCaching looks relevant :) Looking. > Meta prefetching is slower than doing multiple meta lookups > ----------------------------------------------------------- > > Key: HBASE-6841 > URL: https://issues.apache.org/jira/browse/HBASE-6841 > Project: HBase > Issue Type: Improvement > Reporter: Jean-Daniel Cryans > Assignee: Lars Hofhansl > Priority: Critical > Fix For: 0.94.2 > > Attachments: 6841-0.94.txt, 6841-0.96.txt > > > I got myself into a situation where I needed to truncate a massive table > while it was getting hits and surprisingly the clients were not recovering. > What I see in the logs is that every time we prefetch .META. we setup a new > HConnection because we close it on the way out. It's awfully slow. > We should just turn it off or make it useful. jstacks coming up. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira