hadoop-common-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Trivial Update of "FAQ" by MarkSchnitzius
Date Wed, 02 Jul 2008 07:11:16 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 MarkSchnitzius:
http://wiki.apache.org/hadoop/FAQ

------------------------------------------------------------------------------
  
  On a large cluster removing one or two data-nodes will not lead to any data loss, because

  name-node will replicate their blocks as long as it will detect that the nodes are dead.
- With a large number of nodes getting removed or dying the probability of loosing data is
higher.
+ With a large number of nodes getting removed or dying the probability of losing data is
higher.
  
  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 

Mime
View raw message