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From "Umesh Agashe (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-18212) In Standalone mode with local filesystem HBase logs Warning message:Failed to invoke 'unbuffer' method in class class org.apache.hadoop.fs.FSDataInputStream
Date Tue, 13 Jun 2017 18:30:00 GMT
Umesh Agashe created HBASE-18212:
------------------------------------

             Summary: In Standalone mode with local filesystem HBase logs Warning message:Failed
to invoke 'unbuffer' method in class class org.apache.hadoop.fs.FSDataInputStream
                 Key: HBASE-18212
                 URL: https://issues.apache.org/jira/browse/HBASE-18212
             Project: HBase
          Issue Type: Bug
    Affects Versions: 2.0.0
            Reporter: Umesh Agashe


New users may get nervous after seeing following warning level log messages (considering new
users will most likely run HBase in Standalone mode first):
{code}
WARN  [MemStoreFlusher.1] io.FSDataInputStreamWrapper: Failed to invoke 'unbuffer' method
in class class org.apache.hadoop.fs.FSDataInputStream . So there may be a TCP socket connection
left open in CLOSE_WAIT state.
{code}




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