Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
courses:mapreduce-tutorial:running-jobs [2012/02/05 21:15] straka |
courses:mapreduce-tutorial:running-jobs [2012/02/05 21:19] straka |
||
---|---|---|---|
Line 5: | Line 5: | ||
The output of a Hadoop job must be a directory, which does not exist. | The output of a Hadoop job must be a directory, which does not exist. | ||
- | ===== Run Perl jobs ===== | + | ===== Running |
+ | |||
+ | | ^ Command ^ | ||
+ | ^ Run Perl script '' | ||
+ | |||
+ | * When running Perl script '' | ||
Choosing mode of operation: | Choosing mode of operation: | ||
| ^ Command ^ | | ^ Command ^ | ||
Line 15: | Line 21: | ||
Specifying number of mappers and reducers: | Specifying number of mappers and reducers: | ||
| ^ Command ^ | | ^ Command ^ | ||
- | ^ Run using //R// reducers \\ (//R//>1 not working when running locally)| '' | + | ^ Run using //R// reducers \\ (//R//>1 not working when running locally)| '' |
^ Run using //M// mappers | '' | ^ Run using //M// mappers | '' | ||
Line 21: | Line 27: | ||
Choosing mode of operation: | Choosing mode of operation: | ||
| ^ Command ^ | | ^ Command ^ | ||
- | ^ Run locally | '' | + | ^ Run locally | '' |
- | ^ Run using specified jobtracker | '' | + | ^ Run using specified jobtracker | '' |
- | ^ Run job in dedicated cluster | '' | + | ^ Run job in dedicated cluster | '' |
- | ^ Run job in dedicated cluster and after it finishes, \\ wait for //W// seconds before stopping the cluster | '' | + | ^ Run job in dedicated cluster and after it finishes, \\ wait for //W// seconds before stopping the cluster | '' |
Specifying number of mappers and reducers: | Specifying number of mappers and reducers: | ||
| ^ Command ^ | | ^ Command ^ | ||
- | ^ Run using //R// reducers \\ (//R//>1 not working when running locally)| '' | + | ^ Run using //R// reducers \\ (//R//>1 not working when running locally)| '' |
- | ^ Run using //M// mappers | '' | + | ^ Run using //M// mappers | '' |