Re: read one -- internal behavior

2014-03-08 Thread graham sanderson
Note that article pretty much covers it all; the nice thing about rapid-read protection is that the dynamic snitch works on a per node statistics level to pick which node(s) (in this case one), so a single poorly performing table (perhaps corrupted SSTables on that node causing no responses and

Re: read one -- internal behavior

2014-03-07 Thread Russell Hatch
If you are using cqlsh, you can get a look at what's happening behind the scenes by enabling tracing with 'tracing on;' before executing a query. In this scenario you'll see 'Sending message to [ip address]' for each of the replicas. On Fri, Mar 7, 2014 at 5:44 PM, Jonathan Lacefield

Re: read one -- internal behavior

2014-03-07 Thread Jonathan Lacefield
Yikes my apologies. B is not the answer On Mar 7, 2014, at 8:24 PM, Russell Hatch rha...@datastax.com wrote: If you are using cqlsh, you can get a look at what's happening behind the scenes by enabling tracing with 'tracing on;' before executing a query. In this scenario you'll see 'Sending

Re: read one -- internal behavior

2014-03-07 Thread Michael Shuler
Actually, this is tunable in = 2.0.2 ;) http://www.datastax.com/dev/blog/rapid-read-protection-in-cassandra-2-0-2 Michael On 03/07/2014 07:33 PM, Jonathan Lacefield wrote: Yikes my apologies. B is not the answer On Mar 7, 2014, at 8:24 PM, Russell Hatch rha...@datastax.com