hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Allen Wittenauer ...@yahoo-inc.com>
Subject Re: Configuration: I need help.
Date Wed, 06 Aug 2008 21:00:54 GMT
On 8/6/08 11:52 AM, "Otis Gospodnetic" <otis_gospodnetic@yahoo.com> wrote:
> You can put the same hadoop-site.xml on all machines.  Yes, you do want a
> secondary NN - a single NN is a SPOF.  Browser the archives a few days back to
> find an email from Paul about DRBD (disk replication) to avoid this SPOF.

    Keep in mind that even with a secondary name node, you still have a
SPOF.  If the NameNode process dies, so does your HDFS. 

View raw message