[volunteergrid2-l] Thoughts on catastrophic events and garbage collection/expiration

[Brad Rupp]

Thanks for the explanation.

On 2/3/2011 11:16 AM, Shawn Willden wrote:
> On Thu, Feb 3, 2011 at 11:00 AM, Brad Rupp <bradrupp at gmail.com
> <mailto:bradrupp at gmail.com>> wrote:
>
>     Hmmm.  So this is where my knowledge of Tahoe breaks down.  Running
>     a node is very different from actually using it.  I don't have any
>     knowledge of the need to renew leases.  Back to studying docs...
>
>
> Given the distributed nature of Tahoe, there isn't a good way to figure
> out when shares are no longer needed.  The solution is to periodically
> tell all of the storage nodes "Yep, I still need that".  Without such a
> notification, the storage node eventually removes the share.  That's
> expiration.
>
> I suspect the tahoe backup command renews leases for you, so maybe this
> isn't as big a deal as I'm making it out to be.  My backup server (when
> it works) will renew leases automatically.
>
> --
> Shawn
>
>
>
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