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Jeremy Hanna commented on CASSANDRA-12816: ------------------------------------------ If it is using the LocalStrategy, don't change it. In fact I don't think you can change it. If it's not using the local strategy, set it to NetworkTopologyStrategy. > Rebuild failing while adding new datacenter > ------------------------------------------- > > Key: CASSANDRA-12816 > URL: https://issues.apache.org/jira/browse/CASSANDRA-12816 > Project: Cassandra > Issue Type: Bug > Reporter: Jai Bheemsen Rao Dhanwada > Priority: Critical > > Hello All, > I have single datacenter with 3 C* nodes and we are trying to expand the > cluster to another region/DC. I am seeing the below error while doing a > "nodetool rebuild -- name_of_existing_data_center" . > {code:java} > [user@machine ~]$ nodetool rebuild DC1 > nodetool: Unable to find sufficient sources for streaming range > (-402178150752044282,-396707578307430827] in keyspace system_distributed > See 'nodetool help' or 'nodetool help <command>'. > [user@machine ~]$ > {code} > {code:java} > user@cqlsh> SELECT * from system_schema.keyspaces where > keyspace_name='system_distributed'; > keyspace_name | durable_writes | replication > ---------------+----------------+------------------------------------------------------------------------------------- > system_distributed | True | {'class': > 'org.apache.cassandra.locator.SimpleStrategy', 'replication_factor': '3'} > (1 rows) > {code} > To overcome this I have updated system_distributed keyspace to DC1:3 and > DC2:3 with NetworkTopologyStrategy > C* Version - 3.0.8 > Is this a bug that is introduced in 3.0.8 version of cassandra? as I haven't > seen this issue with the older versions? -- This message was sent by Atlassian JIRA (v6.3.4#6332)