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From Edward Capriolo <edlinuxg...@gmail.com>
Subject Re: Data Loss/Missing With Cassandra
Date Mon, 10 Jun 2013 16:22:15 GMT
Although there is a  ticket open that WILL start removing data
automatically. Which I keep saying is a bad idea.


On Mon, Jun 10, 2013 at 12:18 PM, Tyler Hobbs <tyler@datastax.com> wrote:

>
> On Sun, Jun 9, 2013 at 3:19 PM, Nimi Wariboko Jr <nimiwaribokoj@gmail.com>wrote:
>
>> If I had to do a repair after upping the RF, than that is probably what
>> caused the data loss. Wish I had been more careful.
>>
>> I'm guessing the data is irrevocably lost, I didn't make any any
>> snapshots.
>>
>> Would it be possible to figure out if only a certain part of the ring was
>> effected? That would be helpful in figuring out what data was lost.
>>
>> I've done a full repair now, so I'm also guessing that inconsistent data
>> is now completely gone as well, right?
>>
>
> Cassandra doesn't remove data automatically (partially to help prevent
> data loss in cases like this).  The original node will still have the full
> set of data unless you have run a cleanup operation (nodetool cleanup) on
> it.
>
>
> --
> Tyler Hobbs
> DataStax <http://datastax.com/>
>

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