RE: Host ID collision making node disappear

2014-08-13 Thread Rahul Gupta
. If you have received this communication in error, please immediately notify the sender and destroy the original message. From: Jens Rantil [mailto:jens.ran...@tink.se] Sent: Friday, August 08, 2014 1:09 PM To: user@cassandra.apache.org Cc: user@cassandra.apache.org Subject: Re: Host ID collision

Re: Host ID collision making node disappear

2014-08-13 Thread Robert Coli
On Wed, Aug 13, 2014 at 7:28 AM, Rahul Gupta rgu...@dekaresearch.com wrote: Found the issue and the solution. 1. Do not clone existing Cassandra node and use it as additional node. Always start with a fresh machine which never had any Cassandra installed in it. 2. Fix the

Host ID collision making node disappear

2014-08-08 Thread Rahul Gupta
I have a 3 node Cassandra Cluster. Using DataStax Enetrprise v4.5.1 on VMWare. I am adding 1 new node to this cluster for running Analytics workload. So I cloned existing one of the Cassandra VMs, changed the hostname, restarted VMs, then updated Cassandra.yaml file and restarted Cassandra.

Re: Host ID collision making node disappear

2014-08-08 Thread Jens Rantil
Rahul, I'm pretty sure it's preferable to clean all files and directories in /var/log/cassandra before starting up the new Cassandra node. This will make it start on a clean slate resetting all state from previous node. Cheers, Jens — Sent from Mailbox On Fri, Aug 8, 2014 at 6:21 PM,