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From Stanley Shi <s...@gopivotal.com>
Subject Re: Huge text file for Hadoop Mapreduce
Date Wed, 09 Jul 2014 08:15:48 GMT
You can get the wikipedia data from it's website, it's pretty big;

Regards,
*Stanley Shi,*



On Tue, Jul 8, 2014 at 1:35 PM, Du Lam <delim123456@gmail.com> wrote:

> Configuration conf = getConf();
> conf.setLong("mapreduce.input.fileinputformat.split.maxsize",10000000);
>
> // u can set this to some small value (in bytes)  to ensure your file will
> split to multiple mappers , provided the format is not un-splitable format
> like .snappy.
>
>
> On Tue, Jul 8, 2014 at 7:32 AM, Adaryl "Bob" Wakefield, MBA <
> adaryl.wakefield@hotmail.com> wrote:
>
>>   http://www.cs.cmu.edu/~./enron/
>>
>> Not sure the uncompressed size but pretty sure it’s over a Gig.
>>
>> B.
>>
>>  *From:* navaz <navaz.enc@gmail.com>
>> *Sent:* Monday, July 07, 2014 6:22 PM
>> *To:* user@hadoop.apache.org
>> *Subject:* Huge text file for Hadoop Mapreduce
>>
>>
>> Hi
>>
>>
>>
>> I am running basic word count Mapreduce code.  I have download a file
>> Gettysburg.txt which is of 1486bytes.  I have 3 datanodes and replication
>> factor is set to 3. The data is copied into all 3 datanodes but there is
>> only one map task is running . All other nodes are ideal. I think this is
>> because I have only one block of data and single task is running. I would
>> like to download a bigger file say 1GB and want to test the network
>> shuffling performance. Could you please suggest me where can I download the
>> huge text file. ?
>>
>>
>>
>>
>>
>> Thanks & Regards
>>
>>
>>
>> Abdul Navaz
>>
>>
>>
>
>

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