After compiling the source code, you can find them here $HADOOP_HOME/etc/hadoop/
> On Feb 13, 2017, at 4:17 PM, Tanvir Rahman <tanvir9982...@gmail.com> wrote: > > Hello everyone, > I am currently working on a research project where i need to understand the > yarn mapreduce Application Master code in hadoop 2.7.3. I have downloaded > hadoop-2.7.3 source code, built it, I have a local Hadoop configuration on my > machine and I can successfully run wordcount application with that copy. > > I am confused about location of exact configuration files. For example, if I > want to modify the yarn-site.xml file, there are a few hdfs-site.xml in my > local machine. > > tanvir@dhcp143:~> locate yarn-site.xml > /home/tanvir/backup-hadoop-2.7.3-src-config/yarn-site.xml > /home/tanvir/hadoop-2.7.3-src/hadoop-common-project/hadoop-common/target/hadoop-common-2.7.3/etc/hadoop/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-dist/target/hadoop-2.7.3/etc/hadoop/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-dist/target/hadoop-2.7.3/share/hadoop/tools/sls/sample-conf/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-tools/hadoop-sls/src/main/sample-conf/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-tools/hadoop-sls/src/test/resources/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-tools/hadoop-sls/target/hadoop-sls-2.7.3/sls/sample-conf/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-tools/hadoop-sls/target/test-classes/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-tools/hadoop-tools-dist/target/hadoop-tools-dist-2.7.3/share/hadoop/tools/sls/sample-conf/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/conf/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/conf/yarn-site.xml~ > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/test/resources/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/target/test-classes/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-unmanaged-am-launcher/src/test/resources/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-unmanaged-am-launcher/target/test-classes/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/target/test-classes/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/target/hadoop-yarn-project-2.7.3/etc/hadoop/yarn-site.xml > > /home/tanvir/hadoop-2.7.3-src/hadoop-yarn-project/target/hadoop-yarn-project-2.7.3/etc/hadoop/yarn-site.xml~ > > > > Currently I am changing all of them (skipping the test cases and templates) > and it is working but i wonder which would be the one i should modify. > > > Thanks in advance. > Tanvir >
