Re: Decommission a node causing high IO usage on 2 other nodes

2011-11-29 Thread huyle
Yes, we do have RF=3. That explains it all. Thanks Peter! Huy Peter Schuller wrote > >> What may be causing high IO wait on 2.new and 3.new? > > Do you have RF=3? > > The problem with 'nodetool ring' in terms of interpreting those '0%' > is that it does not take RF and replication strateg

Re: Decommission a node causing high IO usage on 2 other nodes

2011-11-29 Thread Peter Schuller
> What may be causing high IO wait on 2.new and 3.new? Do you have RF=3? The problem with 'nodetool ring' in terms of interpreting those '0%' is that it does not take RF and replication strategy into account. If you have RF=3, whatever data has its primary range assigned to node N will also be on