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https://issues.apache.org/jira/browse/MAPREDUCE-7082?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16442332#comment-16442332
]
Hadoop QA commented on MAPREDUCE-7082:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m
19s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m
0s{color} | {color:red} The patch doesn't appear to include any new or modified
tests. Please justify why no new tests are needed for this patch. Also please
list what manual steps were performed to verify this patch. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 24m
18s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
30s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
26s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m
32s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green}
10m 8s{color} | {color:green} branch has no errors when building and testing
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 0m
52s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
26s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m
30s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
25s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m
25s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
21s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m
29s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m
0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} xml {color} | {color:green} 0m
2s{color} | {color:green} The patch has no ill-formed XML file. {color} |
| {color:red}-1{color} | {color:red} shadedclient {color} | {color:red} 11m
16s{color} | {color:red} patch has errors when building and testing our client
artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 0m
55s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
22s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 3m
46s{color} | {color:green} hadoop-mapreduce-client-core in the patch passed.
{color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m
25s{color} | {color:green} The patch does not generate ASF License warnings.
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 56m 7s{color} |
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:8620d2b |
| JIRA Issue | MAPREDUCE-7082 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12919605/MAPREDUCE_7082.001.patch
|
| Optional Tests | asflicense compile javac javadoc mvninstall mvnsite
unit shadedclient xml findbugs checkstyle |
| uname | Linux aaacb19c84e5 4.4.0-43-generic #63-Ubuntu SMP Wed Oct 12
13:48:03 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 034da8f |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_162 |
| findbugs | v3.1.0-RC1 |
| Test Results |
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7390/testReport/ |
| Max. process+thread count | 410 (vs. ulimit of 10000) |
| modules | C:
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core
U:
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core |
| Console output |
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7390/console |
| Powered by | Apache Yetus 0.8.0-SNAPSHOT http://yetus.apache.org |
This message was automatically generated.
> Fix FileInputFormat throw java.lang.ArrayIndexOutOfBoundsException(0)
> ---------------------------------------------------------------------
>
> Key: MAPREDUCE-7082
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7082
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv1
> Affects Versions: 2.7.1
> Environment: CentOS 7
> Hive 1.2.1
> Hadoop 2.7.1
> Reporter: tartarus
> Priority: Major
> Attachments: MAPREDUCE_7082.001.patch, MAPREDUCE_7082.patch
>
>
> when hdfs is miss block and then MR is create split with FileInputFormat
> then will throw ArrayIndexOutOfBoundsException like this
>
> {code:java}
> java.lang.ArrayIndexOutOfBoundsException: 0
> at
> org.apache.hadoop.mapred.FileInputFormat.identifyHosts(FileInputFormat.java:708)
> at
> org.apache.hadoop.mapred.FileInputFormat.getSplitHostsAndCachedHosts(FileInputFormat.java:675)
> at
> org.apache.hadoop.mapred.FileInputFormat.getSplits(FileInputFormat.java:365)
> at
> com.hadoop.mapred.DeprecatedLzoTextInputFormat.getSplits(DeprecatedLzoTextInputFormat.java:129)
> at
> org.apache.hadoop.hive.ql.io.HiveInputFormat.addSplitsForGroup(HiveInputFormat.java:305)
> at
> org.apache.hadoop.hive.ql.io.HiveInputFormat.getSplits(HiveInputFormat.java:407)
> at
> org.apache.hadoop.hive.ql.io.CombineHiveInputFormat.getCombineSplits(CombineHiveInputFormat.java:408)
> at
> org.apache.hadoop.hive.ql.io.CombineHiveInputFormat.getSplits(CombineHiveInputFormat.java:571)
> at
> org.apache.hadoop.mapreduce.JobSubmitter.writeOldSplits(JobSubmitter.java:363)
> at org.apache.hadoop.mapreduce.JobSubmitter.writeSplits(JobSubmitter.java:355)
> at
> org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:231)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1290)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1287)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1656)
> at org.apache.hadoop.mapreduce.Job.submit(Job.java:1287)
> at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:575)
> at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:570)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1656)
> at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:570)
> at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:561)
> {code}
> part code of methon {color:#d04437}getSplits(JobConf job, int
> numSplits){color} :
>
>
> {code:java}
> if (isSplitable(fs, path)) {
> long blockSize = file.getBlockSize();
> long splitSize = computeSplitSize(goalSize, minSize, blockSize);
> long bytesRemaining = length;
> while (((double) bytesRemaining)/splitSize > SPLIT_SLOP) {
> String[][] splitHosts = getSplitHostsAndCachedHosts(blkLocations,
> length-bytesRemaining, splitSize, clusterMap);
> splits.add(makeSplit(path, length-bytesRemaining, splitSize,
> splitHosts[0], splitHosts[1]));
> bytesRemaining -= splitSize;
> }
> if (bytesRemaining != 0) {
> String[][] splitHosts = getSplitHostsAndCachedHosts(blkLocations, length
> - bytesRemaining, bytesRemaining, clusterMap);
> splits.add(makeSplit(path, length - bytesRemaining, bytesRemaining,
> splitHosts[0], splitHosts[1]));
> }
> } else {
> if (LOG.isDebugEnabled()) {
> // Log only if the file is big enough to be splitted
> if (length > Math.min(file.getBlockSize(), minSize)) {
> LOG.debug("File is not splittable so no parallelization "
> + "is possible: " + file.getPath());
> }
> }
> String[][] splitHosts =
> getSplitHostsAndCachedHosts(blkLocations,0,length,clusterMap);
> splits.add(makeSplit(path, 0, length, splitHosts[0], splitHosts[1]));
> }
> {code}
> part code of methon
> {color:#d04437}getSplitHostsAndCachedHosts(BlockLocation[] blkLocations,
> {color}
> {color:#d04437} long offset, long splitSize, NetworkTopology
> clusterMap){color} :
>
>
> {code:java}
> allTopos = blkLocations[index].getTopologyPaths();
> // If no topology information is available, just
> // prefix a fakeRack
> if (allTopos.length == 0) {
> allTopos = fakeRacks(blkLocations, index);
> }
> ...
> return new String[][] { identifyHosts(allTopos.length, racksMap),
> new String[0]};
> {code}
> part code of methon{color:#d04437} identifyHosts(int replicationFactor,
> Map<Node,NodeInfo> racksMap) :{color}
>
> {code:java}
> String [] retVal = new String[replicationFactor];
> ...
> retVal[index++] = host.node.getName().split(":")[0];{code}
>
> because the {color:#d04437}blkLocations[index].getTopologyPaths(){color} is
> empty and {color:#d04437}blkLocations[index].getHosts(){color} is empty too,
> so {color:#d04437}replicationFactor is 0{color} , then execute
> {code:java}
> retVal[index++] = host.node.getName().split(":")[0];{code}
>
> will throw ArrayIndexOutOfBoundsException(0)
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