Re: Uneven token distribution with allocate_tokens_for_keyspace

2019-12-02 Thread Enrico Cavallin
to *dcNew*. >10. Add the other two nodes to the cluster, one at a time. >11. If you are happy with the distribution, copy the data to *dcNew* >by running a rebuild. > > > Hope this helps. > > Regards, > Anthony > > On Fri, 29 No

Uneven token distribution with allocate_tokens_for_keyspace

2019-11-28 Thread Enrico Cavallin
Hi all, I have an old datacenter with 4 nodes and 256 tokens each. I am now starting a new datacenter with 3 nodes and num_token=4 and allocate_tokens_for_keyspace=myBiggestKeyspace in each node. Both DCs run Cassandra 3.11.x. myBiggestKeyspace has RF=3 in dcOld and RF=2 in dcNew. Now dcNew is ver

TTL documentation

2019-02-01 Thread Enrico Cavallin
Hi all, I cannot understand what this statement means: <> in https://docs.datastax.com/en/dse/6.7/cql/cql/cql_using/useExpire.html I have already done some tests with TTL set on columns, rows and default on table and all seems in line with the logic: an already written row/value maintains its TT