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From Tyler Hobbs <ty...@datastax.com>
Subject Re: Data Loss/Missing With Cassandra
Date Mon, 10 Jun 2013 16:18:23 GMT
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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