[ Skip to the content ]

Institute of Formal and Applied Linguistics Wiki

[ Back to the navigation ]

You are here: start » courses » mapreduce-tutorial » step-9

Differences

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

Link to this comparison view

Both sides previous revision Previous revision
courses:mapreduce-tutorial:step-9 [2012/01/28 15:58]
majlis Added links to previous and next chapter. 		courses:mapreduce-tutorial:step-9 [2012/01/31 09:42] (current)
straka Change Perl commandline syntax.
Line 4: Line 4:
  
 The Hadoop itself uses many configuration options. The options can be set on command line using the ''-Dname=value'' syntax: The Hadoop itself uses many configuration options. The options can be set on command line using the ''-Dname=value'' syntax:
-  perl script.pl run [-jt cluster_master | -c cluster_size [-w sec_to_wait]] [-r number_of_reducers] [Hadoop options] input_path output_path+  perl script.pl [-jt cluster_master | -c cluster_size [-w sec_to_wait]] [-r number_of_reducers] [-Dname=value -Dname=value ...] input output_path
 Mind that the order of options matters -- the ''-jt'', ''-c'', ''-w'' and ''-r'' must precede Hadoop options to be recognized. Mind that the order of options matters -- the ''-jt'', ''-c'', ''-w'' and ''-r'' must precede Hadoop options to be recognized.
  

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