[ Skip to the content ]

Institute of Formal and Applied Linguistics Wiki

[ Back to the navigation ]

You are here: start » courses » mapreduce-tutorial » perl-api

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision 		Previous revision
Next revision Both sides next revision
courses:mapreduce-tutorial:perl-api [2012/01/23 21:34]
straka 		courses:mapreduce-tutorial:perl-api [2012/01/25 14:33]
straka
Line 30: Line 30:
   * ''hadoop_prefix'' -- the prefix of Hadoop instalation. Default value is fine in UFAL cluster.   * ''hadoop_prefix'' -- the prefix of Hadoop instalation. Default value is fine in UFAL cluster.
   * ''keep_env'' -- which environment variables are preserved when running perl mappers, reducers, combiners and partitioners   * ''keep_env'' -- which environment variables are preserved when running perl mappers, reducers, combiners and partitioners
 +
 +==== Command line arguments supported by Hadoop::Runner::run() ====
 +
 +  script.pl run [-jt/--jobtracker jobtracker | -c/--cluster machines [-w/--wait secs]] [-r/--reducers reducers] [generic Hadoop options] input_path output_path
 +  script.pl map number_of_reducers
 +  script.pl reduce
 +  script.pl combine
  
 ===== Hadoop::Mapper ===== ===== Hadoop::Mapper =====

[ Back to the navigation ] [ Back to the content ]