[ https://issues.apache.org/jira/browse/MAPREDUCE-5232?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sangjin Lee updated MAPREDUCE-5232: ----------------------------------- Status: Patch Available (was: Open) Updated the patches. By the way, the build seems broken on branch-2 currently (before this patch). [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.5.1:testCompile (default-testCompile) on project hadoop-mapreduce-client-shuffle: Compilation failure: Compilation failure: [ERROR] /Users/sjlee/git/hadoop-common/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/test/java/org/apache/hadoop/mapred/TestShuffleHandler.java:[341,29] cannot find symbol [ERROR] symbol : variable POSIX [ERROR] location: class org.apache.hadoop.io.nativeio.NativeIO [ERROR] /Users/sjlee/git/hadoop-common/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/test/java/org/apache/hadoop/mapred/TestShuffleHandler.java:[357,19] join(java.lang.CharSequence,java.lang.Iterable<?>) in org.apache.hadoop.util.StringUtils cannot be applied to (java.lang.String,java.lang.String[]) > log classpath and other key properties on child JVM start > --------------------------------------------------------- > > Key: MAPREDUCE-5232 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5232 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: mrv1, mrv2 > Affects Versions: 2.0.4-alpha > Reporter: Sangjin Lee > Assignee: Sangjin Lee > Attachments: MAPREDUCE-5232-branch-2.patch, > MAPREDUCE-5232-branch-2.patch, MAPREDUCE-5232-branch-2.patch, > MAPREDUCE-5232.patch, MAPREDUCE-5232.patch, MAPREDUCE-5232.patch > > > It would be great if we log vital information such as classpath, etc. upon a > mapreduce child JVM start. This would help a great deal in terms of > troubleshooting classpath issues, etc. Today it is pretty difficult to debug > this unless you preserve the container script. > Maybe it can log things like classpath, os name/version, java version, etc. > at the beginning of the child JVM start. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira