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From aaron morton <aa...@thelastpickle.com>
Subject Re: Cassandra take a snapshot after a column family update
Date Thu, 31 Mar 2011 12:56:51 GMT
Next time it happens take a note of the snapshot folder, different processes name the folder
differently. It may help track down what created the snapshot. 

Cheers
Aaron

On 31 Mar 2011, at 01:13, Roberto Bentivoglio wrote:

> Hi Aaron,
> I already deleted the snapshot folder unfortunately.
> We upgraded to 0.7.4.
> 
> Thanks,
> Roberto
> 
> On 30 March 2011 12:57, aaron morton <aaron@thelastpickle.com> wrote:
> AFAIK snapshots are taken for drop CF, drop KS and truncate CF also during compaction
if enabled via yaml. Cannot see anything in the code for 0.7 to snapshot during CF update.
> 
> What was the name of the snapshot folder ?
> 
> btw it's a really good idea to upgrade to 0.7.4 if possible
> 
> Aaron
> 
> On 30 Mar 2011, at 20:55, Roberto Bentivoglio wrote:
> 
> > Hi all,
> > I've executed from cassandra-cli on a production server (0.7.0) the following instruction:
> >
> > update column family CFName with gc_grace=0;
> >
> > I'm really surprise that Cassandra take a snapshots of the data for every update
that I executed.
> > Is this a normal behaviour?
> >
> > Thanks,
> > Roberto Bentivoglio
> 
> 


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