Re: Multi Master replication : rejoining a node after split network

2012-04-19 Thread Samba
Thanks Aaron and Romain, very useful information indeed; and yes there is no alternative to personally trying out and dirtying our hands. Regards, Samba

Re: Multi Master replication : rejoining a node after split network

2012-04-19 Thread Romain HARDOUIN
As timestamps are set by clients, a common gotcha is to have all or some clients which are not synchronised by NTP.

Re: Multi Master replication : rejoining a node after split network

2012-04-19 Thread aaron morton
For background: http://www.datastax.com/docs/1.0/cluster_architecture/index http://thelastpickle.com/2011/02/07/Introduction-to-Cassandra/ > Which mechanism is used to replicate the changes from one system to another: > statement distribution or recording the changeset via triggers or storing the

Multi Master replication : rejoining a node after split network

2012-04-17 Thread Samba
Hi all, We are evaluating Cassandra for a geographically distributed deployment that requires multi master replication. We have a few questions regarding how replication is handled in Cassandra, like: 1. Which mechanism is used to replicate the changes from one system to another: statemen