Yes on both counts.  Snapshots do cost money, and /mnt/galaxyTools is the right 
place to install new lib and programs.

-Dannon


On Jan 9, 2012, at 10:16 AM, mailing list wrote:

> Thanks.  It seems to me that http://aws.amazon.com/ebs/ says snapshots
> do carry a small charge.  I might be reading it wrong though.
> 
> Also if I'm installing new libraries and programs, would those go in
> /mnt/galaxyTools?
> 
> Thanks again,
> 
> Greg
> 
> On Mon, Jan 9, 2012 at 10:00 AM, Dannon Baker <dannonba...@me.com> wrote:
>> Greg-
>> 
>> When you make changes to the EBS volumes of a galaxy cloudman instance and 
>> choose 'persist' from the admin panel, an EBS snapshot is taken.  The next 
>> time you start an instance up, instead of creating the EBS volume from the 
>> base snapshot that we distribute, it is created from your own customized 
>> snapshot.
>> 
>> The share string is actually a handle to a cloudman s3 bucket.  That bucket 
>> contains all of the configuration information for your cluster and 
>> customizations.  You can look at your own buckets to see the information 
>> saved, if you'd like.  When the share-an-instance configuration steps happen 
>> and snapshots are taken, privileges are set to allow others to access those 
>> snapshots.
>> 
>> Since the customizations you make to galaxy are stored as an EBS snapshot, 
>> this does carry an extra cost.  See more information about EBS snapshots at 
>> http://aws.amazon.com/ebs/.
>> 
>> And, lastly, if you're *really* interested in the nuts and bolts of how it 
>> happens, see the source here: 
>> https://bitbucket.org/galaxy/cloudman/src/tip/cm/util/master.py#cl-859
>> 
>> -Dannon
>> 
>> 
>> 
>> On Jan 9, 2012, at 9:26 AM, mailing list wrote:
>> 
>>> I was wondering how the sharestring feature works?
>>> 
>>> Enis mention it a little bit here:
>>> http://biostar.stackexchange.com/questions/15467/galaxy-cloudman-best-way-to-customize-and-share-cloudman/15481#15481
>>> 
>>> So as I understand it, I do my customizations and persist them, and
>>> then I get a sharestring so others can load my customizations.
>>> 
>>> How does this work behind the scenes?
>>> 
>>> Also where are my customizations stored?  Am I charged by Amazon for
>>> storing them?  How do others have permissions to pull them from my
>>> Amazon account?
>>> 
>>> (I'm new to all of this, sorry if my questions are obvious)
>>> 
>>> -Greg
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