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Hadoop, mail # user - dfs.block.size


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Re: dfs.block.size
Joey Echeverria 2012-02-27, 15:59
dfs.block.size can be set per job.

mapred.tasktracker.map.tasks.maximum is per tasktracker.

-Joey

On Mon, Feb 27, 2012 at 10:19 AM, Mohit Anchlia <[EMAIL PROTECTED]> wrote:
> Can someone please suggest if parameters like dfs.block.size,
> mapred.tasktracker.map.tasks.maximum are only cluster wide settings or can
> these be set per client job configuration?
>
> On Sat, Feb 25, 2012 at 5:43 PM, Mohit Anchlia <[EMAIL PROTECTED]>wrote:
>
>> If I want to change the block size then can I use Configuration in
>> mapreduce job and set it when writing to the sequence file or does it need
>> to be cluster wide setting in .xml files?
>>
>> Also, is there a way to check the block of a given file?
>>

--
Joseph Echeverria
Cloudera, Inc.
443.305.9434