You want to use sstableloader when the cluster sizes are different; it will stream things to the right places in the new one.
On Wed, May 8, 2013 at 6:03 PM, Ron Siemens <rsiem...@greatergood.com> wrote: > > I have a 3-node cluster in production and a single-node development cluster. > I tested snapshotting a column family from the 3-node production cluster, > grouping the files together, and restoring onto my single node development > system. That worked fine. Can I go the other direction? It's not easy for > me to test in that direction: I'll get the chance at some point but would > like to hear if you've done this. > > If I just put the snapshot from the single node cluster on one of the nodes > from the 3-node cluster, and do a JMX loadNewSSTables on that node, will the > data load correctly into the 3-nodes? Or is something more complex involved? > > FYI, I'm following the instructions below, but only doing per column family > backup and restore. > > http://www.datastax.com/docs/1.2/operations/backup_restore > > Thanks, > Ron > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder, http://www.datastax.com @spyced
