RE: Hadoop Tools Layout (was Re: DistCpV2 in 0.23)

2011-09-08 Thread Rottinghuis, Joep
If hadoop-tools will be built as part of hadoop-common, then none of these tools should be allowed to have a dependency on hdfs or mapreduce. Conversely is also true, when tools do have any such dependency, they cannot be bult as part of hadoop-common. We cannot have circular dependencies like th

[jira] [Created] (HADOOP-7617) Make Hadoop authentication filter display some content when authentication fails

2011-09-08 Thread Aaron T. Myers (JIRA)
Make Hadoop authentication filter display some content when authentication fails Key: HADOOP-7617 URL: https://issues.apache.org/jira/browse/HADOOP-7617 Project: Hadoop C

[jira] [Created] (HADOOP-7616) Fix duplicate Jenkins integration JIRA comments and Maven deployments

2011-09-08 Thread Tom White (JIRA)
Fix duplicate Jenkins integration JIRA comments and Maven deployments - Key: HADOOP-7616 URL: https://issues.apache.org/jira/browse/HADOOP-7616 Project: Hadoop Common Issue

[jira] [Resolved] (HADOOP-7612) Change test-patch to run tests for all nested modules

2011-09-08 Thread Tom White (JIRA)
[ https://issues.apache.org/jira/browse/HADOOP-7612?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Tom White resolved HADOOP-7612. --- Resolution: Fixed Fix Version/s: 0.23.0 Hadoop Flags: [Reviewed] I've just committed thi

Re: Understanding execution flow of Hadoop code

2011-09-08 Thread Harsh J
Which parts of Hadoop 0.20 specifically? For MapReduce, try reading from job-submission parts upwards to execution, and onto completions of a job. Rest should be as clear as water then. Similarly, for HDFS, read from file creations/opening upwards to writes and reads. There's much more to HDFS th

Understanding execution flow of Hadoop code

2011-09-08 Thread ArunKumar
Hi ! I have checkout out Hadoop-0.20.2 code into eclipse. I have built Hadoop project and could run some programs also. 1. I am interested in understanding the execution flow of Hadoop codes. 2. I want to make changes to some parts of the code and see the effect of them. How do i go about it ? Re