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From Taeho Kang <tka...@gmail.com>
Subject Re: Typical Hardware for Name Node?
Date Sat, 03 Oct 2009 19:20:15 GMT
Also, throw in lots of RAM for the Namenode machine. The size of file system
(e.g. # of files) is dependent on the amount of RAM the Namenode can use.

On Sat, Oct 3, 2009 at 3:38 AM, Allen Wittenauer

> On 10/2/09 10:53 AM, "Tom Wheeler" <tomwheel@gmail.com> wrote:
> > If anyone is willing to talk about their name node hardware, I'd love
> > to follow up at our next meeting with a more thorough answer than I
> > could give last night.
> I suspect most people (and this includes both locations I've worked with
> Hadoop at), basically buy the same gear but just throw more memory in it,
> RAID, etc.
> We're exploring using IPMP on Solaris to protect us from network failures.
> The problem is that Hadoop really really hates multiple nics due to an
> inability to bind outbound traffic to a specific addr and/or uses IP
> address
> as ident information.

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