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From Ted Dunning <tdunn...@veoh.com>
Subject Re: Potential stupid question about configuration files...
Date Tue, 27 Nov 2007 19:24:13 GMT

The standard trick here is to put all possible (conceivable) directories in
the list.  As the datanodes come up, they will ignore directories that don't
exist.


On 11/26/07 1:21 PM, "C G" <parallelguy@yahoo.com> wrote:

> Just to make sure my head is on straight:  Each node in the grid reads its own
> configuration file (hadoop-site.xml, hadoop-default.xml) and configures itself
> appropriately, correct?
>    
>   I am asking because I have nodes with 2 different disk configurations.  For
> some I want a single directory for dfs.data.dir, but for others I want a
> comma-separated list of directories.
>    
>   Also, is it true that ALL nodes should indicate the master node with
> mapred.job.tracker ?
>    
>   Thanks,
>   C G
>    
> 
>        
> ---------------------------------
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