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Hadoop QA commented on MAPREDUCE-5862: -------------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12642800/0001-MAPREDUCE-5862.-Line-records-longer-than-2x-split-si.patch against trunk revision . {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 3 new or modified test files. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javadoc{color}. There were no new javadoc warning messages. {color:green}+1 eclipse:eclipse{color}. The patch built with eclipse:eclipse. {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 1.3.9) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:red}-1 core tests{color}. The patch failed these unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core: org.apache.hadoop.mapred.TestLineRecordReader org.apache.hadoop.mapreduce.lib.input.TestLineRecordReader {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4572//testReport/ Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4572//console This message is automatically generated. > Line records longer than 2x split size aren't handled correctly > --------------------------------------------------------------- > > Key: MAPREDUCE-5862 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5862 > Project: Hadoop Map/Reduce > Issue Type: Bug > Affects Versions: 2.3.0 > Reporter: bc Wong > Assignee: bc Wong > Priority: Critical > Attachments: 0001-Handle-records-larger-than-2x-split-size.1.patch, > 0001-Handle-records-larger-than-2x-split-size.patch, > 0001-Handle-records-larger-than-2x-split-size.patch, > 0001-MAPREDUCE-5862.-Line-records-longer-than-2x-split-si.patch, > recordSpanningMultipleSplits.txt.bz2 > > > Suppose this split (100-200) is in the middle of a record (90-240): > {noformat} > 0 100 200 300 > |---- split ----|---- curr ----|---- split ----| > <------- record -------> > 90 240 > {noformat} > > Currently, the first split would read the entire record, up to offset 240, > which is good. But the 2nd split has a bug in producing a phantom record of > (200, 240). -- This message was sent by Atlassian JIRA (v6.2#6252)