Re: Network Bandwidth and Multi-DC replication

2020-11-26 Thread Jeff Jirsa
> On Nov 26, 2020, at 9:53 AM, Jens Fischer wrote: > >  Hi, > > we run a Cassandra cluster with three DCs. We noticed that the traffic > incurred by running the Cluster is significant. > > Consider the following simplified IoT scenario: > > * time series data from devices in the field is r

Network Bandwidth and Multi-DC replication

2020-11-26 Thread Jens Fischer
Hi, we run a Cassandra cluster with three DCs. We noticed that the traffic incurred by running the Cluster is significant. Consider the following simplified IoT scenario: * time series data from devices in the field is received at Node A * Node A inserts the data into DC 1 * DC 1 replicates the