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From "Michael Dagaev" <michael.dag...@gmail.com>
Subject Re: Question on Availability
Date Fri, 07 Nov 2008 15:33:24 GMT
Thank you!

On Fri, Nov 7, 2008 at 4:52 PM, Jean-Daniel Cryans <jdcryans@apache.org> wrote:
> Michael,
>
> The Namenode is also a SPOF.
>
> On keeping a separate cluster for failover, until we add higher
> availability, it depends on how much uptime you need to provide I guess. I
> personally never saw a machine hosting a Master failing, so I'm not sure on
> how clean it can be regards the META, but I think that just closing your
> region servers, changing the config for the master then restart the cluster
> with a new master would be nearly enough provided that the Namenode was
> hosted on another machine. Maybe Jim or Stack can confirm?
>
> J-D

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