Re: Is Hadoop the right platform for my HPC application?

2011-09-12 Thread Alberto Andreotti
xamples in any language > should be helpful. > > Thanks for any suggestions, > Parker > > -- José Pablo Alberto Andreotti. Tel: 54 351 4730292 Móvil: 54351156526363. MSN: albertoandreo...@gmail.com Skype: andreottialberto

Re: measure the time taken to complete map and reduce phase

2011-07-04 Thread Alberto Andreotti
36991p3136991.html > Sent from the Hadoop lucene-users mailing list archive at Nabble.com. > -- José Pablo Alberto Andreotti. Tel: 54 351 4730292 Móvil: 54351156526363. MSN: albertoandreo...@gmail.com Skype: andreottialberto

Re: Poor scalability with map reduce application

2011-06-23 Thread Alberto Andreotti
her submitted code/files with a 10 replication factor by default, so > that it propagates to all racks/etc and leads to a fast startup of > tasks. I do not think that's a problem either in your case (if it gets > 4, it will use 4, if it gets 7, it will use 7 -- but won't take to

Re: Poor scalability with map reduce application

2011-06-22 Thread Alberto Andreotti
M > > To: common-user@hadoop.apache.org > > Subject: Re: Poor scalability with map reduce application > > > > Alberto, > > > > On Tue, Jun 21, 2011 at 10:27 PM, Alberto Andreotti > > wrote: > >> I don't know if speculatives maps are on, I

Re: Deserializing a MapWritable entry set.

2011-06-21 Thread Alberto Andreotti
initialProbabilities.set(entry.getKey(), entry.getValue()); >} > > > Is there a convenient way to do this? > -- José Pablo Alberto Andreotti. Tel: 54 351 4730292 Móvil: 54351156526363. MSN: albertoandreo...@gmail.com Skype: andreottialberto

Re: Poor scalability with map reduce application

2011-06-21 Thread Alberto Andreotti
>> is using the default parameters. I guess it would all depend on what kind of >> network layout the cluster is on. >> >> Matt >> >> -Original Message- >> From: Harsh J [mailto:ha...@cloudera.com] >> Sent: Tuesday, June 21, 2011 12:09 PM >>

Re: Poor scalability with map reduce application

2011-06-21 Thread Alberto Andreotti
-Original Message- > From: Harsh J [mailto:ha...@cloudera.com] > Sent: Tuesday, June 21, 2011 12:09 PM > To: common-user@hadoop.apache.org > Subject: Re: Poor scalability with map reduce application > > Alberto, > > On Tue, Jun 21, 2011 at 10:27 PM, Alberto Andreotti &g

Re: Poor scalability with map reduce application

2011-06-21 Thread Alberto Andreotti
n the > reduce task side? > > On Tue, Jun 21, 2011 at 8:33 PM, Alberto Andreotti > wrote: > > Hello, > > > > I'm working with an application to calculate the temperatures of a > squared > > board. I divide the board in a mesh, and represent the board as a

Poor scalability with map reduce application

2011-06-21 Thread Alberto Andreotti
Pablo Alberto Andreotti. Tel: 54 351 4730292 Móvil: 54351156526363. MSN: albertoandreo...@gmail.com Skype: andreottialberto