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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Update of "FAQ" by SomeOtherAccount
Date Tue, 10 May 2011 20:52:57 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for change notification.

The "FAQ" page has been changed by SomeOtherAccount.


  == Does Hadoop require SSH? ==
  Hadoop provided scripts (e.g., start-mapred.sh and start-dfs.sh) use ssh in order to start
and stop the various daemons and some other utilities. The Hadoop framework in itself does
not '''require''' ssh. Daemons (e.g. TaskTracker and DataNode) can also be started manually
on each node without the script's help.
+ == What mailing lists are available for more help? ==
+ A description of all the mailing lists are on the http://hadoop.apache.org/mailing_lists.html
page.  In general:
+  * general is for people interested in the administrivia of Hadoop (e.g., new release discussion).
+  * -user mailing lists are for people using the various components of the framework.  For
example, if you are writing a job and have a question on the MapReduce API, a posting to mapreduce-user
would be appropriate.
+  * -dev mailing lists are for people who are changing the source code of the framework.
 For example, if you are implementing a new file system and want to know about the FileSystem
API, hdfs-dev would be the appropriate mailing list.
  = MapReduce =
  == Do I have to write my job in Java? ==
  No.  There are several ways to incorporate non-Java code.

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