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Posted to mapreduce-user@hadoop.apache.org by ilyal levin <ni...@gmail.com> on 2011/09/07 13:39:54 UTC

How to pass a parameter across the cluster.

Hi
What is the right way to pass a parameter for all mapper and reducers to
see?

Thanks

Re: How to pass a parameter across the cluster.

Posted by CHANG Lei <ch...@gmail.com>.

Another method is to store it on a shared store which can be accessed from
each node, such as zookeeper, hdfs, hbase, db etc

在 2011 9 7 20:11，"Yaron Gonen" <ya...@gmail.com>写道：
> There is no "right way". I think the best thing to do is to ask in the
> forums. I thought maybe via the Configuration object, but this is by no
way
> a formal solution.
>
>
> On Wed, Sep 7, 2011 at 2:39 PM, ilyal levin <ni...@gmail.com> wrote:
>
>> Hi
>> What is the right way to pass a parameter for all mapper and reducers to
>> see?
>>
>> Thanks
>>

Re: How to pass a parameter across the cluster.

Posted by Yaron Gonen <ya...@gmail.com>.

There is no "right way". I think the best thing to do is to ask in the
forums. I thought maybe via the Configuration object, but this is by no way
a formal solution.

On Wed, Sep 7, 2011 at 2:39 PM, ilyal levin <ni...@gmail.com> wrote:

> Hi
> What is the right way to pass a parameter for all mapper and reducers to
> see?
>
> Thanks
>