Mostafa Mokhtar created IMPALA-5387:
---------------------------------------

             Summary: Excessive logging to INFO and ERROR files when reading S3 
data
                 Key: IMPALA-5387
                 URL: https://issues.apache.org/jira/browse/IMPALA-5387
             Project: IMPALA
          Issue Type: Bug
          Components: Backend
    Affects Versions: Impala 2.9.0
            Reporter: Mostafa Mokhtar
            Assignee: Sailesh Mukil
            Priority: Critical
             Fix For: Impala 2.9.0


While querying data in S3 the impalad.ERROR file is flooded with the messages 
like the one below, are those expected?
{code}
UnsupportedOperationException: Byte-buffer read unsupported by input 
streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported by 
input stream
        at 
org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150)
readDirect: FSDataInputStream#read error:
UnsupportedOperationException: Byte-buffer read unsupported by input 
streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported by 
input stream
        at 
org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150)
{code}

Same thing for impalad.INFO
{code}
W0529 13:48:46.398718  9771 S3AbortableInputStream.java:163] Not all bytes were 
read from the S3ObjectInputStream, aborting HTTP connection. This is likely an 
error and may result in sub-optimal behavior. Request only the bytes you need 
via a ranged GET or drain the input stream after use.
W0529 13:48:46.420027  9767 S3AbortableInputStream.java:163] Not all bytes were 
read from the S3ObjectInputStream, aborting HTTP connection. This is likely an 
error and may result in sub-optimal behavior. Request only the bytes you need 
via a ranged GET or drain the input stream after use.
W0529 13:48:46.429368  9758 S3AbortableInputStream.java:163] Not all bytes were 
read from the S3ObjectInputStream, aborting HTTP connection. This is likely an 
error and may result in sub-optimal behavior. Request only the bytes you need 
via a ranged GET or drain the input stream after use.
{code}



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