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From David Starina <david.star...@gmail.com>
Subject Re: Removing MAHOUT_LOCAL option
Date Mon, 21 Mar 2016 07:20:36 GMT
Has anyone tried to run the deprecated MapReduce code on Ignite? Is the
performance improvement good enough to reconsider leaving those algorithms
in Mahout?

On Mon, Mar 21, 2016 at 12:45 AM, Andrew Musselman <
andrew.musselman@gmail.com> wrote:

> Yes I agree; will leave the question open a couple days.
>
> On Sunday, March 20, 2016, Pat Ferrel <pat@occamsmachete.com> wrote:
>
> > Maybe a better user question is: How many people are still using the
> > deprecated Hadoop code?
> >
> > If the number is small +1 for removal.
> >
> > On Mar 20, 2016, at 11:04 AM, Andrew Musselman <
> andrew.musselman@gmail.com
> > <javascript:;>> wrote:
> >
> > To clarify, the MAHOUT_LOCAL option only works for legacy Hadoop
> > MapReduce-based jobs which officially became deprecated in 0.10.0.
> >
> > On Sun, Mar 20, 2016 at 10:25 AM, Andrew Musselman <
> > andrew.musselman@gmail.com <javascript:;>> wrote:
> >
> > > Yes as I understand it.
> > >
> > >
> > > On Sunday, March 20, 2016, Pat Ferrel <pat@occamsmachete.com
> > <javascript:;>> wrote:
> > >
> > >> Are we just talking about Hadoop Mapreduce? I thought is was ignored
> > when
> > >> using Spark.
> > >>
> > >> On Mar 20, 2016, at 8:20 AM, alok tanna <tannaalok@gmail.com
> > <javascript:;>> wrote:
> > >>
> > >> -1 MAHOUT_LOCAL  is very useful for quick POC .
> > >>
> > >> Thanks,
> > >> Alok Tanna
> > >> Sent from my iPhone
> > >>
> > >>> On Mar 20, 2016, at 5:01 AM, Mihai Dascalu <mihai.dascalu@cs.pub.ro
> > <javascript:;>>
> > >> wrote:
> > >>>
> > >>> -1 I still use it for fast deployment and it’s really helpful for
> small
> > >> local processing
> > >>>
> > >>> Have a great weekend!
> > >>> Mihai
> > >>>
> > >>>> On 20 Mar 2016, at 06:13, Suneel Marthi <suneel.marthi@gmail.com
> > <javascript:;>>
> > >> wrote:
> > >>>>
> > >>>> +1 to remove this
> > >>>>
> > >>>> Sent from my iPhone
> > >>>>
> > >>>>> On Mar 20, 2016, at 12:01 AM, Andrew Musselman <
> > >> andrew.musselman@gmail.com <javascript:;>> wrote:
> > >>>>>
> > >>>>> We're discussing removing the MAHOUT_LOCAL option in order
to trim
> > >> artifact
> > >>>>> sizes.
> > >>>>>
> > >>>>> If you think keeping the option to use MAHOUT_LOCAL for testing
> with
> > >> the
> > >>>>> single-node mode of Hadoop is important please let us know.
It can
> be
> > >> handy
> > >>>>> for trying things out but it would be nice to ditch the effort
> > >> required to
> > >>>>> maintain it.
> > >>>>>
> > >>>>> See https://issues.apache.org/jira/browse/MAHOUT-1705 for more
> > >> context.
> > >>>>>
> > >>>>> Thanks!
> > >>>
> > >>
> > >>
> >
> >
>

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