In CDH4 and later, which file contains a serialized form of all the directory and files inodes in the
filesystem, giving the NameNode a persistent checkpoint of the filesystem metadata?
A.
fstime
B.
VERSION
C.
Fsimage_N (where N reflects transactions up to transaction ID N)
D.
Edits_N-M (where N-M transactions between transaction ID N and transaction ID N)
Explanation:
http://mikepluta.com/tag/namenode/