Re: Consistency level ONE and using withLocalDC

2016-06-09 Thread George Sigletos
Hi Alain, Thank you for your answer. I recently queried multiple times my cluster with consistency ONE and setting "myLocalDC" (withUsedHostsPerRemoteDc=1) However sometimes (not always) I got response from the node in the remote DC. All my nodes in "myLocalDC" were up and running. I was facing

Re: Consistency level ONE and using withLocalDC

2016-06-08 Thread Alain RODRIGUEZ
Hi George, Would that be correct? I think it is actually quite the opposite :-). It is very well explained here: https://docs.datastax.com/en/drivers/java/2.0/com/datastax/driver/core/policies/DCAwareRoundRobinPolicy.Builder.html#withUsedHostsPerRemoteDc-int- Connection is opened to the X node

Consistency level ONE and using withLocalDC

2016-05-20 Thread George Sigletos
Hello, Using withLocalDC="myLocalDC" and withUsedHostsPerRemoteDc>0 will guarantee that you will connect to one of the nodes in "myLocalDC", but DOES NOT guarantee that your read/write request will be acknowledged by a "myLocalDC" node. It may well be acknowledged by a remote DC node as well, eve