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From Harsh J <qwertyman...@gmail.com>
Subject Re: Namenode cannot start in hadoop0.20.2
Date Mon, 22 Nov 2010 06:03:55 GMT
Hi,

On Mon, Nov 22, 2010 at 9:36 AM, long hong <gnohgnol@gmail.com> wrote:
> hi all, I am recently developing a web app based on Hadoop DFS.  I just use one node
for dev and find the namenode usualy cannot be started using bin/start-all.sh. I have to frequently
reformat the namenode and restart hadoop to make the it work.
>
> Did anyone encounter the same problem? thx for helping !

What is your dfs.name.dir set to? If it is left as default, it resides
in /tmp and gets wiped out every boot, which should be one cause of
NameNode not starting again.

-- 
Harsh J
www.harshj.com

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