Re: building an ami corrupts the original reference machine?

From: Robert Yu <no email>
Date: Fri, 16 Jan 2015 17:43:58 -0800

I was able to run starcluster with 0.95.6 with an ami that was created
through the AWS console.
The reference machine didn't have to be running either! That solves my
problem. Thanks for the
work-around.

-Robert

On Fri, Jan 16, 2015 at 4:31 PM, Robert Yu <robert.yu_at_aditazz.com> wrote:

> Thanks for the response.
>
> I did some further experiments, and it looks like 0.95.6 clears out
> "/root" before it builds the ami, whereas
> 0.93.3 did not. I'll try creating the ami through the AWS console as a
> work-around.
>
> -Robert
>
> On Fri, Jan 16, 2015 at 4:01 PM, Jennifer Staab <jstaab_at_cs.unc.edu> wrote:
>
>> I can't attest to the behavior of StarCluster regarding AMI creation
>> because I usually do my AMI creation from AWS console. I can say that in
>> the past I had SSH go down if I created an AMI of a running instance.
>> Luckily after the AMI was completed and I reboot a few times I got SSH
>> functionality back without having to mount my EBS backed instance to
>> another running instance to restore SSH functionality. After that
>> experience I just stop the instance prior to making an AMI. This of course
>> only works on EBS backed instances where the stopping them doesn't result
>> in termination -- also stopping will dump all that you have stored in
>> instance storage. If rebooting the instance doesn't work you can look
>> here <http://alestic.com/2011/02/ec2-fix-ebs-root> for directions on
>> mounting to another running instance to restore functionality.
>>
>> Good Luck!
>> -Jennifer
>>
>>
>> On 1/16/15 6:32 PM, Robert Yu wrote:
>>
>> Hi,
>>
>> I just updated to 0.95.6 from 0.93.3.
>>
>> I noticed that after I run "starcluster ebsiimage ..." to create an ami
>> from a running reference instance,
>> I can *no longer* ssh into the reference machine using "starcluster
>> sshmaster ...":
>>
>> StarCluster - (http://star.mit.edu/cluster) (v. 0.95.6)
>> Software Tools for Academics and Researchers (STAR)
>> Please submit bug reports to starcluster_at_mit.edu
>>
>> Connection closed by xx.xxx.xxx.xxx
>>
>>
>> Maybe I am doing something wrong, but I don't recall this behavior with
>> 0.93.3
>>
>> Thanks,
>> Robert
>>
>> --
>> Robert Yu, Member Technical Staff
>>
>> www.aditazz.com | robert.yu_at_aditazz.com
>> 2000 Sierra Point Parkway, 12th Floor | Brisbane | CA 94005
>> 510.459.0216 | cell
>> 650.627.7357 | 650.492.7000 x1008 | work
>> 650.684.1149 | fax
>>
>> *'$ make building'*
>> <https://aditazz.atlassian.net/wiki/display/SW/$+make+building>
>>
>>
>> _______________________________________________
>> StarCluster mailing listStarCluster_at_mit.eduhttp://mailman.mit.edu/mailman/listinfo/starcluster
>>
>>
>>
>
>
> --
> Robert Yu, Member Technical Staff
>
> www.aditazz.com | robert.yu_at_aditazz.com
> 2000 Sierra Point Parkway, 12th Floor | Brisbane | CA 94005
> 510.459.0216 | cell
> 650.627.7357 | 650.492.7000 x1008 | work
> 650.684.1149 | fax
>
> *'$ make building'*
> <https://aditazz.atlassian.net/wiki/display/SW/$+make+building>
>

-- 
Robert Yu, Member Technical Staff
www.aditazz.com | robert.yu_at_aditazz.com
2000 Sierra Point Parkway, 12th Floor | Brisbane | CA 94005
510.459.0216 | cell
650.627.7357 | 650.492.7000 x1008 | work
650.684.1149 | fax
*'$ make building'*
<https://aditazz.atlassian.net/wiki/display/SW/$+make+building>

Received on Fri Jan 16 2015 - 20:44:31 EST