How to Commit to
Apache Hadoop

Steve LoughranHadoop committer
& Hortonworks engineer

2014-01-02

Core concepts

Peer review of code

By people who understand that code

SVN for final code, git for work

JIRA for discussion and patches

Jenkins for patch testing

Patches to trunk -maybe backported

CHANGES.TXT to record them

Workflow of patching

svn update

D/L patch

Apply
git apply --verbose whitespace=fix
patch -p0 < HADOOP-001.patch

Update CHANGES.TXT

Commit

Merge across branches

Update JIRA