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From Edson Ramiro <erlfi...@gmail.com>
Subject Re: question about hadoop
Date Wed, 12 May 2010 18:00:38 GMT
Abhishek,

I'm running Hadoop here and the cluster admin had mounted the NFS with
nolocks option.

So, I was getting "No locks available" message.

I said it just to pay attention in these kind of config ; )


--
Edson Ramiro Lucas Filho
http://www.inf.ufpr.br/erlf07/


On 12 May 2010 14:42, abhishek sharma <absharma@usc.edu> wrote:

> Edson,
>
>
> > Pay attention that running Hadoop on NFS you can get problems with locks.
>
> What locks are you referring to? I ran Hadoop on NFS and never ran
> into any problems. I had a small cluster with 10 servers all connected
> to the same switch.
>
> >
> > And if you're looking for process large files, your network will probably
> be
> > a bottleneck.
>
> However, the network did become a bottleneck.
>
> Abhishek
>

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