Hi Vlad,

I think you might be on to something.  File a JIRA?

It should be a simple improvement, I think.

cheers,
Colin


On Wed, Sep 5, 2012 at 10:42 AM, Vladimir Rozov <v.ro...@comcast.net> wrote:
> There are few methods on MiniDFSCluster class that are declared as static 
> (getBlockFile, getStorageDirPath), though as long as MiniDFSCluster is not a 
> singleton they should be instance methods not class methods. In my tests I 
> see that starting second instance of MiniDFSCluster invalidates the first 
> instance if I don’t change cluster base directory (existing data directory is 
> fully deleted), but at the same time static declaration of getBlockFile and 
> getStorageDirPath does not allow base directory to be changed without 
> affecting functionality.
>
>
>
> Thank you,
>
>
>
> Vlad

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