Thanks for the tip, I am reading the code now, thanks a lot!

Boyu Zhang


-----Original Message-----
From: Hairong Kuang [mailto:[email protected]] 
Sent: Friday, July 24, 2009 1:55 PM
To: [email protected]
Subject: Re: Questions on How the Namenode Assign Blocks to Datanodes

org.apache.hadoop.hdfs.server.namenode.ReplicationTargetChooser contains the
block placement policy.
ReplicationTargetChooser#chooseLocalNode picks the first location.

Hairong

On 7/24/09 10:26 AM, "Boyu Zhang" <[email protected]> wrote:

> Thank you for the reply. Do you by any chance remember where did you read
> this? Thanks a lot!
> 
> Boyu 
> 
> 
> 
> 
> -----Original Message-----
> From: Hairong Kuang [mailto:[email protected]]
> Sent: Friday, July 24, 2009 12:54 PM
> To: [email protected]
> Subject: Re: Questions on How the Namenode Assign Blocks to Datanodes
> 
>> you are running on (to save bandwidth). Otherwise, another machine will
>> somehow be picked (I forget where and how).
> 
> Another machine will be randomly chosen.
> 
> Hairong
> 
> 


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