[tahoe-dev] A simple 2 nodes replication

[thierry dijoux]

Thanks Paul for the reply.
Just did the test, and a "tahoe check --repair" doesn't rebalance the file.
I also try a deep-check --repair, no more success.

2013/2/14 Paul Rabahy <prabahy at gmail.com>

> I believe that you need to set .happy to 1. With happy set to 1, it will
> still try to upload a share to both nodes, but it consider the upload a
> success as long as 1 share uploaded successfully. I have found that in
> practice, both shares will end up on the node that is online (when one is
> offline).
>
> Once the second node comes back online, you should run "tahoe check
> --repair" to improve the redundancy of the shares that were uploaded while
> a node was offline. Please verify this, I am a little unclear on if
> --repair just does a repair (regenerate missing shares), or also does a
> rebalance (move shares from node to node to improve redundancy).
>
> Hopefully that helps.
>
>
> On Thu, Feb 14, 2013 at 9:07 AM, thierry dijoux <tjr.dijoux at gmail.com>wrote:
>
>> Hi all,
>>
>> Maybe a dumb question.... but i'm trying to set up a tiny grid (v 1.9.2
>> on a debian wheezy) with 2 nodes, but i can't have satisfaction with my
>> setup. on the 2 nodes, i setup storage like this:
>>
>> shares.needed = 1 => as written in the doc, this is equivalent to a
>> simple replication (and this is what i want)
>>
>> shares.total = 2
>>
>> shares.happy = 2 => i want a copy on each node
>>
>> When all nodes are up, no problems, but when a node is down, i can't
>> upload anything. So just a simple question, how to achieve this (ie simple
>> replication on only 2 nodes), and is it possible ?
>>
>> Thanks in advance for your help.
>>
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>>
>
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