I believe Accumulo can work across data centers, if the underlying DFS span data centers. I also believe the latency tolerance is configurable, and matters for servers holding locks in Zookeeper and heartbeat messages to the Master. I'm not sure what the defaults for these are, though.
On Wed, Sep 26, 2012 at 8:00 AM, David Medinets <[email protected]> wrote: > I recall a conversation in which people were pointed to Cassandra for > its ability to replicate between data centers. I have forgotten what > Accumulo offers on this topic. And does latency matter? If latency > matters, what is the highest acceptable latency?
