close Warning: Can't synchronize with repository "(default)" (Unsupported version control system "svn": /usr/lib/python2.7/dist-packages/libsvn/_fs.so: failed to map segment from shared object: Cannot allocate memory). Look in the Trac log for more information.

Changes between Version 9 and Version 10 of Streaming


Ignore:
Timestamp:
Sep 13, 2009, 7:38:54 PM (17 years ago)
Author:
waue
Comment:

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  • Streaming

    v9 v10  
    77Hadoop streaming是Hadoop的一個工具， 它幫助用戶創建和運行一類特殊的map/reduce作業， 這些特殊的map/reduce作業是由一些可執行文件或腳本文件充當mapper或者reducer
    88
     9用法：
     10
     11{{{
     12$ bin/hadoop jar contrib/streaming/hadoop-0.18.3-streaming.jar \
     13-input $INPUT -output $OUTPUT -mapper $MAPPER -reducer $REDUCER
     14}}}
    915
    1016格式分析：