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