Re: RE: Cassandra datacenters replication advanced usage

2015-06-02 Thread Anuj Wadehra
p all/most access “local”.   We don’t need synchronization between datacenters to be fast, we just need to know when it’s done :-/   Fabrice   From: Marcus Olsson [mailto:marcus.ols...@ericsson.com] Sent: mardi 2 juin 2015 13:29 To: user@cassandra.apache.org Subject: Re: Cassandra d

RE: Cassandra datacenters replication advanced usage

2015-06-02 Thread Fabrice Douchant
ization between datacenters to be fast, we just need to know when it's done :-/ Fabrice From: Marcus Olsson [mailto:marcus.ols...@ericsson.com] Sent: mardi 2 juin 2015 13:29 To: user@cassandra.apache.org Subject: Re: Cassandra datacenters replication advanced usage Hi Fabrice, Have

Re: Cassandra datacenters replication advanced usage

2015-06-02 Thread Marcus Olsson
Hi Fabrice, Have you considered using "each_quorum" instead of "all"? Each_quorum will require replies from a quorum of nodes from all datacenters. This could be used either: Producer using each_quorum and consumer local_quroum. (better read latencies at the cost of write latencies) or Pr