[volunteergrid2-l] Object Health

[Brad Rupp]

Hmmm.  I remember the discussion, but I don't remember ever coming to a 
consensus.  My two nodes are still at 365 days.

Even still, 90 days is not going to cause this problem.  At most, the 
objects are only 30 days old.

Brad

On 7/9/2012 3:30 PM, Shawn Willden wrote:
> I think we decided a while ago to change that to 90 days.
>
> On Mon, Jul 9, 2012 at 3:19 PM, Brad Rupp <bradrupp at gmail.com
> <mailto:bradrupp at gmail.com>> wrote:
>
>     The tahoe-dev folks are asking if servers on the grid were doing
>     expiration.  I don't think so, but I thought I would ask to make sure.
>
>     I assume all nodes on VG2 are still configured with 365 day leases.
>     Does anyone have nodes that don't have this?
>
>     Thanks,
>
>     Brad
>
>
>     On 7/5/2012 4:36 PM, Shawn Willden wrote:
>
>         I think this is a question for tahoe-dev.
>
>         On Thu, Jul 5, 2012 at 4:15 PM, Brad Rupp <bradrupp at gmail.com
>         <mailto:bradrupp at gmail.com>
>         <mailto:bradrupp at gmail.com <mailto:bradrupp at gmail.com>>> wrote:
>
>              Greetings VG2 friends,
>
>              I have a question about object health in Tahoe.  If I run two
>              repairs, one right after another, the second repair quite
>         often has
>              unhealthy objects.  I have not backed up any files to the grid
>              between these two repairs.  I would expect the second
>         repair to not
>              have any unhealthy objects.
>
>              I am running the following command:
>
>              ~/tahoe/bin/tahoe deep-check --repair --verbose my-alias:
>
>              The output from repair #1:
>
>              repair successful
>              done: 11801 objects checked
>                pre-repair: 11725 healthy, 76 unhealthy
>                76 repairs attempted, 76 successful, 0 failed
>                post-repair: 11801 healthy, 0 unhealthy
>
>              The output from repair #2:
>              done: 11801 objects checked
>                pre-repair: 11789 healthy, 12 unhealthy
>                12 repairs attempted, 11 successful, 1 failed
>                post-repair: 11800 healthy, 1 unhealthy
>
>              As you can see, the first repair found and fixed 76 unhealthy
>              objects. The second repair, approximately 12 hours later,
>         found 12
>              unhealthy objects and fixed 11 of them.
>
>              Why would the second repair find 12 unhealthy objects?  I
>         would have
>              expected it to find 0 unhealthy objects given that the
>         first repair
>              was performed only 12 hours earlier.
>
>              This is just one repair run out of many.  I can
>         consistently get
>              similar results.  I guess the deeper question is are the
>         objects
>              stored in Tahoe safe?  Or when I really need them due to a
>              catastrophic event will I lose a handful of objects due to
>         this?
>
>              Regards,
>
>              Brad
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>         --
>         Shawn
>
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> Shawn
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