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From Raghu Angadi <rang...@yahoo-inc.com>
Subject Re: NameNode HA
Date Wed, 30 Jul 2008 18:37:38 GMT
Himanshu Sharma wrote:
> The "dfs.name.dir" attribute, if given a comma-delimited list of directories,
> replicates the name table in all such directories for redundancy.
> 
> My question is : whether it does so synchronously or asynchronously i.e does
> it make sure that for each entry in EditLog file, all such replicated files
> get an entry before that operation is termed as completed ?

synchronously. All the files get the entry before the operation is 
considered complete.

Raghu.

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