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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Update of "FAQ" by ErikBakker
Date Fri, 18 Jul 2008 14:51:22 GMT
Dear Wiki user,

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

The following page has been changed by ErikBakker:
http://wiki.apache.org/hadoop/FAQ

The comment on the change is:
See http://issues.apache.org/jira/browse/HADOOP-3499

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  Hadoop offers the ''decommission'' feature to retire a set of existing data-nodes.
  The nodes to be retired should be included into the ''exclude file'', and the exclude file
name should 
  be specified as a configuration parameter
- [http://hadoop.apache.org/core/docs/current/hadoop-default.html#dfs.hosts.exclude dfs.hosts.exclude].
This file should have been specified during namenode startup. It could be a zero length file.
+ [http://hadoop.apache.org/core/docs/current/hadoop-default.html#dfs.hosts.exclude dfs.hosts.exclude].
This file should have been specified during namenode startup. It could be a zero length file.
You must use the full hostname, ip or ip:port format in this file. 
  Then the shell command
  {{{
  bin/hadoop dfsadmin -refreshNodes

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