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From Toby Douglass <>
Subject Re: spark EC2 bring-up problems
Date Fri, 13 Jun 2014 01:14:15 GMT
On Thu, Jun 12, 2014 at 9:10 PM, Zongheng Yang <> wrote:

> Hi Toby,
> It is usually the case that even if the EC2 console says the nodes are
> up, they are not really fully initialized. For 16 nodes I have found
> `--wait 800` to be the norm that makes things work.

It seems so!  resume worked fine, which fits.

 In my previous experience I have found this to be the culprit, so if

> you immediately do 'launch --resume' when you see the first SSH error
> it's still very likely to fail. But if you wait a little bit longer
> and do 'launch --resume', it could work.

It did.  Thankyou :-)

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