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haosdent commented on HBASE-5954: --------------------------------- [~lhofhansl] Oh, are you sure you disks didn't have RAID card? I test hsync() again and again. The test result shows hsync() is a very heavy operation. > Allow proper fsync support for HBase > ------------------------------------ > > Key: HBASE-5954 > URL: https://issues.apache.org/jira/browse/HBASE-5954 > Project: HBase > Issue Type: Improvement > Reporter: Lars Hofhansl > Assignee: Lars Hofhansl > Priority: Critical > Fix For: 0.98.0 > > Attachments: 5954-trunk-hdfs-trunk.txt, 5954-trunk-hdfs-trunk-v2.txt, > 5954-trunk-hdfs-trunk-v3.txt, 5954-trunk-hdfs-trunk-v4.txt, > 5954-trunk-hdfs-trunk-v5.txt, 5954-trunk-hdfs-trunk-v6.txt, hbase-hdfs-744.txt > > > At least get recommendation into 0.96 doc and some numbers running w/ this > hdfs feature enabled. -- 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