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Diffstat (limited to 'yarn')
-rw-r--r-- | yarn/README.md | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/yarn/README.md b/yarn/README.md new file mode 100644 index 0000000000..3639f2c364 --- /dev/null +++ b/yarn/README.md @@ -0,0 +1,16 @@ +# YARN DIRECTORY LAYOUT + +Hadoop Yarn related code are organized + +Hadoop Yarn related codes are organized in separate modules with layered dependency. + + * common : Common codes that will be called into by other modules. + + * 2.0 / 2.2 : Codes that involve specific version of Hadoop YARN API. Depends on common module. + + 2.0 actually represents 0.23 and 2.0 + 2.2 actually represents 2.2 and later, until the API is break again. + + * Scheduler : Implementation of various YARN Scheduler and backend. Depends on 2.0 / 2.2 modules. + * Assembly : For maven build to assembly all other modules in Yarn into one single jar. + |