Re: Converting separate clusters in mutliple dc to one cluster across multiple dcs

2011-05-16 Thread aaron morton
a) No, the tokens and the endpoints are for the entire cluster. You can only have one snitch per cluster, why do you want multiple ones? b) That happens if the endpoint / node is not listed in the topology, add the node to the topology first. created https://issues.apache.org/jira/browse/CASSA

Re: Converting separate clusters in mutliple dc to one cluster across multiple dcs

2011-05-15 Thread Anurag Gujral
Hi Aaron, Thanks for your mail. I am leaning towards making a new cluster since I am using cassandra version 0.7.3 and the fix you have put in is in cassandra 0.7.5, and I am less adventurous primarily because it is live system and service disruption is not what is desirable. I have

Re: Converting separate clusters in mutliple dc to one cluster across multiple dcs

2011-05-15 Thread aaron morton
Rename a cluster http://wiki.apache.org/cassandra/FAQ#clustername_mismatch see also https://issues.apache.org/jira/browse/CASSANDRA-2632 The best approach will depend on - how much data you have - if this is a running system - are the schemas identical - are the individual clusters using the N

Converting separate clusters in mutliple dc to one cluster across multiple dcs

2011-05-13 Thread Anurag Gujral
Hi All, I have 3 separate cassandra clusters running in multiple data centers which I want to convert to one cassandra cluster across multiple data centers Does anyone tried this? If so what are the steps: I think I need to do the following: a)Change cluster name: What is the procedu