I am trying to use the AvatarNode, and the my first question is on this line
This code has been contributed to the Apache HDFS project via
A prerequisite for this patch is
HDFS-966 has already been committed to trunk in 0.21. Is it also also
available in 0.20? How do I then apply HDFS-976 and do I have to? Please
excuse my basic questions - if there is a place to learn about patch
practices, please point me to it.