secondarynamenode
Runs an HDFS secondary NameNode.
The usage is as follows:
$ hdfs secondarynamenode [-checkpoint [force]] | [-format] | [-geteditsize]
-checkpoint [force] |
Checkpoints the secondary NameNode if EditLog size >= |
-format |
Formats the local storage during the startup |
-geteditsize |
Prints the number of uncheckpointed transactions on the NameNode |