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From Allen Wittenauer <awittena...@linkedin.com>
Subject Re: JNI in MAp REuce
Date Thu, 18 Feb 2010 22:14:16 GMT


Like this:

http://hadoop.apache.org/common/docs/current/native_libraries.html#Loading+n
ative+libraries+through+DistributedCache



On 2/16/10 5:29 PM, "Jason Rutherglen" <jason.rutherglen@gmail.com> wrote:

> How would this work?
> 
> On Fri, Feb 12, 2010 at 10:45 AM, Allen Wittenauer
> <awittenauer@linkedin.com> wrote:
>> 
>> ... or just use distributed cache.
>> 
>> 
>> On 2/12/10 10:02 AM, "Alex Kozlov" <alexvk@cloudera.com> wrote:
>> 
>>> All native libraries should be on each of the cluster nodes.  You need to
>>> set "java.library.path" property to point to your libraries (or just put
>>> them in the default system dirs).
>>> 
>>> On Fri, Feb 12, 2010 at 9:12 AM, Utkarsh Agarwal
>>> <unrealutkarsh@gmail.com>wrote:
>>> 
>>>> Can anybody point me how to use JNI calls in a map reduce program. My .so
>>>> files have other dependencies also , is there a way to load the
>>>> LD_LIBRARY_PATH for child processes . Should all the native stuff be in
>>>> HDFS?
>>>> 
>>>> Thanks,
>>>> Utkarsh.
>>>> 
>> 
>> 


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