[tahoe-dev] call for volunteers for volunteergrid2

Jimmy Tang jcftang at gmail.com
Wed Jan 12 08:32:56 UTC 2011


On Wed, Jan 12, 2011 at 6:05 AM, Zooko O'Whielacronx <zooko at zooko.com> wrote:
> On Tue, Jan 11, 2011 at 9:33 AM, Pandelis Theodosiou <ypercube at gmail.com> wrote:
>>
>> This is great, but I can't currently have a server that is constanly connected to the net.
>> So, count me in for volunteergrid3.
>
> :-)
>
>> One the other hand, (and since point 5 is missing :), why should the lack of a reliable rever stop me - or anyone else?
>>
>> Isn't Lahoe designed for this kind of situations too?
>
> It is certainly good at maintaining confidentiality and integrity even
> in this situation, because all of the data is encrypted and
> integrity-checked. It is harder to maintain availability, because even
> if the data *is* erasure-coded so that, say K=3 servers are required
> out of N=10 servers total, you might still have too many of the
> servers offline at once.
>
> Some of the problems may be work-aroundable by using it in a different
> way. I don't know but I'd love to find out.
>
>> What I'm proposing is (another one), more experimental grid, where servers can be unreliable, like notebooks, your old pc you boot once in a week, etc?
>>
>> I have no idea what configuration it would need, but if there are other volunteers, I'm in for that!
>
> Go for it!
>
> I would be happy to learn the results of this experiment. People may
> need to use higher expansion factors (larger N and/or smaller K), or
> just to get used to their files being unavailable some of the time,
> depending on the pattern of how many of their fellows's laptops are
> open or closed. :-)
>
>> PS. Oh, and since this is my first post here, congrats for the nice tool you made.
>


I'd volunteer for this new grid system as well.  I've a server and
space in a datacenter with some spare resources

jimmy

-- 
http://www.sgenomics.org/~jtang/



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