Fetcher Thread should log proper exception
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Key: MAPREDUCE-3423
URL: https://issues.apache.org/jira/browse/MAPREDUCE-3423
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: mrv2
Affects Versions: 0.24.0
Reporter: Bhallamudi Venkata Siva Kamesh
Exception should be logged properly when there is any while deserializing
Shuffle Header information .
{code}
if (mapId == null || mapOutput == null) {
LOG.info("fetcher#" + id + " failed to read map header" +
mapId + " decomp: " +
decompressedLength + ", " + compressedLength, ioe);
return false;
}
{code}
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