Thats it! I knew NetworkTopologyStrategy goes through racks when writing, but didn't consider that the first one will most likely be used.
I'll re-arrange my nodes to be a,b,c,a,b,c Thanks, Katriel On Wed, Nov 13, 2013 at 3:15 PM, Derek Williams <de...@fyrie.net> wrote: > The problem is that NetworkTopologyStrategy will try to pick nodes that > have a different rack when going around the ring, so the second node in > each rack always gets skipped unless it was the first node picked. Your > nodes is eu-west go a,a,b,b,c,c but they should be a,b,c,a,b,c. > > > On Wed, Nov 13, 2013 at 11:46 AM, Katriel Traum <katr...@google.com>wrote: > >> Hello list, >> >> I have a problem with my cluster ownership not being as expected. >> >> I have 2 DC cluster using NetworkTopologyStrategy on and >> EC2MultiRegionSnitch with cassandra 1.1.5. My placement strategy for all >> keyspaces is: {eu-west: 3, us-east:3 }, and I have 6 nodes in eu-west and 3 >> in us-east. >> I expected the resulting effective ownership for nodes in us-east to be >> 100% (Which it is), and %50 in eu-west (Which it is not). >> >> The cluster started out with 3 nodes in eu-west, and after adding 3 more >> nodes, I got the following effective ownership: >> >> 1.1.1.1 eu-west 1a Up Normal 89.33 GB 83.33% >> 0 >> 2.2.2.1 us-east 1b Up Normal 88.84 GB 100.00% >> 1 >> 1.1.1.4 eu-west 1a Up Normal 75.61 GB 16.67% >> 28356863910078205288614550619314017621 >> 1.1.1.2 eu-west 1b Up Normal 89 GB 83.33% >> 56713727820156410577229101238628035242 >> 2.2.2.2 us-east 1d Up Normal 88.34 GB 100.00% >> 56713727820156410577229101238628035243 >> 1.1.1.5 eu-west 1b Up Normal 75.43 GB 16.67% >> 85070591730234615865843651857942052863 >> 1.1.1.3 eu-west 1c Up Normal 81.1 GB 83.33% >> 113427455640312821154458202477256070484 >> 2.2.2.3 us-east 1e Up Normal 93.22 GB 100.00% >> 113427455640312821154458202477256070485 >> 1.1.1.6 eu-west 1c Up Normal 75.39 GB 16.67% >> 141784319550391026443072753096570088105 >> >> What am I missing here? >> >> TIA, >> Katriel >> > > > > -- > Derek Williams >