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[MAPREDUCE-6056] nativetask: move system test working dir to target dir and cleanup test config xml files - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-6056    Author: Binglin Chang, 2014-08-29, 10:19
[MAPREDUCE-6058] native-task: KVTest and LargeKVTest should check mr job is sucessful - MapReduce - [issue]
...When running KVTest and LargeKVTest, if the job failed for some reason(lack libhadoop.so etc), both native and normal job failed, and both compare empty output directory, so the test passes ...
http://issues.apache.org/jira/browse/MAPREDUCE-6058    Author: Binglin Chang, 2014-08-29, 06:34
[MAPREDUCE-2841] Task level native optimization - MapReduce - [issue]
...I'm recently working on native optimization for MapTask based on JNI. The basic idea is that, add a NativeMapOutputCollector to handle k/v pairs emitted by mapper, therefore sort, spill, IFi...
http://issues.apache.org/jira/browse/MAPREDUCE-2841    Author: Binglin Chang, 2014-08-29, 05:26
[MAPREDUCE-6006] native-task: add native tests to maven and fix bug in pom.xml - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-6006    Author: Binglin Chang, 2014-08-14, 05:47
[MAPREDUCE-5984] native-task: reuse lz4 sources in hadoop-common - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-5984    Author: Binglin Chang, 2014-08-06, 07:08
[MAPREDUCE-6005] native-task: fix some valgrind errors - MapReduce - [issue]
...Running test with valgrind shows there are some bugs, this jira try to fix them....
http://issues.apache.org/jira/browse/MAPREDUCE-6005    Author: Binglin Chang, 2014-08-04, 07:20
[MAPREDUCE-5985] native-task: Fix build on macosx - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-5985    Author: Binglin Chang, 2014-07-22, 20:55
Re: Helper files in python - MapReduce - [mail # user]
...If you mean to make those files available in map/reduce tasks: How about put them in one directory, say "app", and specify -file app -mapper app/xxx -reducer app/xx...  , hadoop will pa...
   Author: Binglin Chang, 2013-08-29, 03:56
Re: Is there any possible way to use hostname variable in mapred-site.xml file - MapReduce - [mail # user]
...How about add -Dhost.name=`hostname` in HADOOP_OPTS and get this variable in config file ${host.name} ? I have not tried this, you can try this.   On Thu, Aug 15, 2013 at 5:26 PM, Kun L...
   Author: Binglin Chang, 2013-08-15, 09:51
[expand - 1 more] - Re: How to import custom Python module in MapReduce job? - MapReduce - [mail # user]
...Maybe you doesn't specify symlink name in you cmd line, so the symlink name will be just lib.jar, so I am not sure how you import lib module in your main.py file. Please try this: put main.p...
   Author: Binglin Chang, 2013-08-12, 10:12
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