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From jerome <jer...@ibt.unam.mx>
Subject Re: C++ example for hadoop-2.2.0
Date Tue, 05 Nov 2013 20:42:51 GMT
 Hi Salman

 I've trying to compile too te obtain the good library. But i've fac 
 some compile issue. Could you please, send me how you compile the 
 sources?

 Reagards

 On Tue, 5 Nov 2013 12:58:08 +0100, Salman Toor <salman.toor@it.uu.se> 
 wrote:
> Hi,
>
> I have solved the problem! Have downloaded the source, compiled it on
> the machine and now can successfully link to the library.
>
> Thank you everyone for you quick responses.
>
> Regards..
> Salman.
>
> Salman Toor, PhD
> salman.toor@it.uu.se [1]
>
> On Nov 4, 2013, at 3:21 PM, Andre Kelpe wrote:
>
> No, because I was trying to set up a cluster automatically with the
> tarballs from apache.org [2].
>
> - André
>
> On Mon, Nov 4, 2013 at 3:05 PM, Salman Toor  wrote:
> Hi,
>
> Did you tried to compile with source?
>
> /Salman.
>
> Salman Toor, PhD
> salman.toor@it.uu.se [4]
>
> On Nov 4, 2013, at 2:55 PM, Andre Kelpe wrote:
>
> I reported the 32bit/64bit problem a few weeks ago. There hasn't been
> much activity around it though:
> https://issues.apache.org/jira/browse/HADOOP-9911 [5]
>
> - André
>
> On Mon, Nov 4, 2013 at 2:20 PM, Salman Toor  wrote:
>
> Hi,
>
> Ok so 2.x is not a new version its another branch. Good to know!
> Actually
>
> 32bit will be difficult as the code I got have already some
> dependencies on
>
> 64 bit.
>
> Otherwise I will continue with 1.x version. Can you suggest some
> version
>
> with 1.x series which is stable and work on the cluster environment?
>
> especially with C++ ...
>
> Regards..
>
> Salman.
>
> Salman Toor, PhD
>
> salman.toor@it.uu.se [7]
>
> On Nov 4, 2013, at 1:54 PM, Amr Shahin wrote:
>
> Well, the 2 series isn't exactly the "next version". It's a
> continuation of
>
> branch .2.
>
> Also, the error message from the gcc indicates that the library
> you're
>
> trying to link to isn't compatible which made me suspicious. check
> the
>
> documentation to see if hadoop has 64 libraries, or otherwise compile
>
> against the 32 ones
>
> On Mon, Nov 4, 2013 at 4:51 PM, Salman Toor  wrote:
>
> Hi,
>
> Thanks for your answer!
>
> But are you sure about it? Actually Hadoop version 1.2 have both 32
> and 64
>
> bit libraries so I believe the the next version should have both...
> But I am
>
> not sure just a random guess :-(
>
> Regards..
>
> Salman.
>
> Salman Toor, PhD
>
> salman.toor@it.uu.se [9]
>
> On Nov 4, 2013, at 1:38 PM, Amr Shahin wrote:
>
> I believe hadoop isn't compatible with 64 architecture. Try
> installing the
>
> 32 libraries and compile against them.
>
> This error (skipping incompatible
>
> /home/sztoor/hadoop-2.2.0/lib/native/libhadooppipes.a when searching
>
> -lhadooppipes) indicates so
>
> On Mon, Nov 4, 2013 at 2:44 PM, Salman Toor  wrote:
>
> Hi,
>
> Can someone give a pointer?
>
> Thanks in advance.
>
> Regards..
>
> Salman.
>
> Salman Toor, PhD
>
> salman.toor@it.uu.se [11]
>
> On Nov 3, 2013, at 11:31 PM, Salman Toor wrote:
>
> Hi,
>
> I am quite new to the Hadoop world, previously was running
> hadoop-1.2.0
>
> stable version on my small cluster and encountered some strange
> problems
>
> like the local path to the mapper file didn't copy to the hdfs ....
> It
>
> works fine on the single node setup but on multiple node simple
> word-count
>
> python example didn't work... I read on the blog that it might be the
>
> problem in the version I am using. So I thought to change the version
> and
>
> downloaded the Hadoop 2.2.0. This version has yarn together with many
> new
>
> features that I hope I will learn in the future. Now simple wordcount
>
> example works without any problem on the multi-node setup. I am using
> simple
>
> python example.
>
> Now I would like to compile my C++ code. Since the directory
> structure
>
> together with other things have been changed. I have started to get
> the
>
> following error:
>
> ----------------
>
> /urs/bin/ld: skipping incompatible
>
> /home/sztoor/hadoop-2.2.0/lib/native/libhadooputils.a when searching
>
> -lhadooputils
>
> cannot find -lhadooputils
>
> /urs/bin/ld: skipping incompatible
>
> /home/sztoor/hadoop-2.2.0/lib/native/libhadooppipes.a when searching
>
> -lhadooppipes
>
> cannot find -lhadooppipes
>
> ------------------
>
> I have managed to run the c++ example successfully with the 1.2.0
> version
>
> on single node setup.
>
> I am having 64bit Ubuntu machine. previously I was using
> Linux-amd64-64
>
> Now in new version, "lib" and "include" directories are in the
>
> hadoop-2.2.0 directory. No build.xml is available...
>
> Can someone please give me an example of a makefile based on the
> version
>
> 2.2.0? Or suggest me which version I should go for? Or if there are
> some
>
> prerequisites that I should do before compiling my code?
>
> Thanks in advance.
>
> Regards..
>
> Salman.
>
> Salman Toor, PhD
>
> salman.toor@it.uu.se [12]
>
> --
> André Kelpe
> andre@concurrentinc.com [13]
> http://concurrentinc.com [14]
>
> --
> André Kelpe
> andre@concurrentinc.com [15]
> http://concurrentinc.com
>
>
>
> Links:
> ------
> [1] mailto:salman.toor@it.uu.se
> [2] http://apache.org
> [3] mailto:salman.toor@it.uu.se
> [4] mailto:salman.toor@it.uu.se
> [5] https://issues.apache.org/jira/browse/HADOOP-9911
> [6] mailto:salman.toor@it.uu.se
> [7] mailto:salman.toor@it.uu.se
> [8] mailto:salman.toor@it.uu.se
> [9] mailto:salman.toor@it.uu.se
> [10] mailto:salman.toor@it.uu.se
> [11] mailto:salman.toor@it.uu.se
> [12] mailto:salman.toor@it.uu.se
> [13] mailto:andre@concurrentinc.com
> [14] http://concurrentinc.com
> [15] mailto:andre@concurrentinc.com


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